Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2008 Incentive Equity Plan and 2014 Omnibus Incentive Plan Incentive Equity Plan 2008 and Omnibus Incentive Plan 2014 [Member] Represents information concerning both the 2008 Incentive Equity and 2014 Omnibus Incentive plans. Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Class A Common Shares Restricted Class A Common Stock [Member] Represents information pertaining to restricted Class A common stock. Class A Common Units Class A2 Common Units [Member] Represents information pertaining to Class A-2 Common Units. Series B Participating Preferred Units Series B Participating Preferred Unit [Member] Represents information pertaining to series B participating preferred units. LP Units Limited Partner [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Outstanding at January 1, 2014 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Converted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options Converted in Period The number of equity-based payment instruments, excluding stock (or unit) options, which were converted during the reporting period. December 31, 2014 Equity [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Partner Type [Axis] Partner Type [Axis] Partner Type of Partners' Capital Account, Name [Domain] Partner Type of Partners' Capital Account, Name [Domain] LP Units Limited Partner Units [Member] Represents information concerning limited partner units. Limited Partners' Capital Account by Class [Axis] Limited Partners' Capital Account by Class [Axis] Limited Partners' Capital Account, Class [Domain] Limited Partners' Capital Account, Class [Domain] Common Units Common Units [Member] Represents information pertaining to the common units. Series A participating preferred units Series A Preferred Unit [Member] Represents the information pertaining to series A preferred units. Series A and Series B participating preferred units Series A and Series B Preferred Unit [Member] Represents information pertaining to the series A and series B preferred units. Class A common stock Common Class A [Member] Class B common stock Common Class B [Member] CAPITAL STRUCTURE AND ACCOUNTS Class of Stock [Line Items] Number of classes of common stock Number of Classes of Common Stock Represents the number of classes of common stock. Number of votes per share Number of Votes Per Common Stock Represents the number of votes per share of common stock. Exchange of noncontrolling interest for common stock (in shares) Stock Issued During Period Shares Exchange of Noncontrolling Interest Number of shares of stock issued during the period pursuant to exchange of noncontrolling interest. Consideration received Stock Issued During Period Value Exchange of Noncontrolling Interest Value of stock issued pursuant to exchange of noncontrolling interest during the period. Second cash distributions to partners (as a percent) Partners Capital Account Second Distributions Represents the second distribution required to be made to each class of partners on completion of first distribution, expressed as a percentage. Second cash distributions to participating preferred units (as a percent) Partners Capital Account Second Distributions to Participating Preferred Units Condition Represents the second distribution required to be made to participating preferred units up to an amount specified per unit, expressed as a percentage. Specified amount up to which second distribution to participating preferred units required (in dollars per unit) Partners Capital Account Second Distributions to Participating Preferred Units Specified Amount Represents the maximum amount per unit up to which second distribution to participating preferred units is made before the next level of distribution is made. Second cash distributions after completion of second distribution (as a percent) Partners Capital Account Distributions after Completion of Second Distribution Represents the distribution required to be made on completion of second distribution to partners, expressed as a percentage. Costs directly attributable to the Company's IPO Payments of Stock Issuance Costs Mortgage Loans on Real Estate [Abstract] Mortgage Loans on Real Estate Schedule [Table] Mortgage Loans on Real Estate Schedule [Table] Mortgage Loans on Real Estate, Loan Type [Axis] Mortgage Loans on Real Estate, Loan Type [Axis] Mortgage Loans on Real Estate, Loan Type [Domain] Mortgage Loans on Real Estate, Loan Type [Domain] Mortgage loan receivables held for investment, at amortized cost Mortgage Loan Receivables Held-for-Investment [Member] Represents the mortgage loans receivable held for investment at amortized cost. Mortgage loan receivables held for sale Mortgage Loan Receivables Held-for-sale [Member] Represents the mortgage loans receivable held for sale. Mortgage Loans on Real Estate [Line Items] Mortgage Loans on Real Estate [Line Items] Reconciliation of Mortgage loans on Real Estate: Movement in Mortgage Loans on Real Estate [Roll Forward] Balance at the beginning of the period Mortgage Loans on Real Estate Origination of mortgage loan receivables Mortgage Loans on Real Estate, New Mortgage Loans Repayment of mortgage loan receivables Mortgage Loans on Real Estate, Collections of Principal Proceeds from sales of mortgage loan receivables Mortgage Loans on Real Estate Proceeds from Sale of Mortgage Loans The cash inflow from Sales of Mortgage Loans. Sale of loans, net Gain (Loss) on Sales of Loans, Net Transfer between held for investment and held for sale Transfer of Loans Held-for-sale to Portfolio Loans Accretion/amortization of discount, premium and other fees Mortgage Loans on Real Estate Accretion Amortization of Discounts Premiums and Other Fees on Mortgage Loans Represents the amount of accretion/ amortization of discount, premium and other fees on mortgage loans on real estate accreted/ amortized during the reporting period. Provision for loan losses Allowance for Loan and Lease Losses, Period Increase (Decrease) Balance at the end of the period Real Estate [Abstract] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Groups, Including Discontinued Operations, Name [Domain] Disposal Groups, Including Discontinued Operations, Name [Domain] 2014 Disposal Properties 2014 Disposal Properties [Member] 2014 Disposal Properties [Member] 2013 Disposal Properties 2013 Disposal Properties [Member] 2013 Disposal Properties [Member] 2012 Disposal Properties 2012 Disposal Properties [Member] 2012 Disposal Properties [Member] Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Real Estate [Domain] Real Estate [Domain] Condominium Multifamily [Member] Multifamily [Member] Office building Office Building [Member] Retail property Retail Site [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Tilton, NH Tilton, New Hamsphire [Member] Tilton, New Hamsphire [Member] Richmond, VA Richmond, Virginia [Member] Richmond, Virginia [Member] Yulee, FL Yulee, Florida [Member] Yulee, Florida [Member] Middleburg, FL Middleburg, Florida [Member] Middleburg, Florida [Member] Jonesboro, AR Jonesboro, Arkansas [Member] Jonesboro, Arkansas [Member] Mt. Juliet, TN Mt. Juliet, Tennessee [Member] Mt. Juliet, Tennessee [Member] Las Vegas, NV Las Vegas, Nevada [Member] Las Vegas, Nevada [Member] Miami, FL Miami, Floria [Member] Miami, Floria [Member] Various Various Locations, One [Member] Various Locations, One [Member] Various Various Locations, Two [Member] Various Locations, Two [Member] Various Various Locations, Three [Member] Various Locations, Three [Member] Greenwood, SC Greenwood, South Carolina [Member] Greenwood, South Carolina [Member] Disposal Groups, Including Discontinued Operations [Line Items] Disposal Groups, Including Discontinued Operations [Line Items] [Line Items] for Disposal Groups, Including Discontinued Operations [Table] Proceeds from sale of real estate Proceeds from Sale of Real Estate Held-for-investment Real estate and related lease intangibles, net Real Estate Investment Property, Net Gain on sale Gain (Loss) on Sale of Properties Number of properties disposed Number of Real Estate Properties Sold The number of real estate properties sold during the period. Number of units sold Number of Units Sold in Real Estate Property Represents the number of units sold in real estate property owned during the period. Related Party Transactions [Abstract] RELATED PARTY TRANSACTIONS Related Party Transactions Disclosure [Text Block] Income Tax Disclosure [Abstract] Reconciliation between the U.S. federal statutory income tax rate and the effective tax rate Effective Income Tax Rate Reconciliation, Percent [Abstract] US statutory tax rate (as a percent) Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Benefit of partnership income not subject to taxation (as a percent) Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent Increase due to state and local taxes (as a percent) Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Effective income tax rate (as a percent) Effective Income Tax Rate Reconciliation, Percent Quarterly Financial Information Disclosure [Abstract] Quarterly consolidated financial data Selected Quarterly Financial Information [Abstract] Interest income Interest and Dividend Income, Operating Net interest income after provision for loan losses Interest Income (Expense), after Provision for Loan Loss Other income Noninterest Income Costs and expenses Costs and Expenses Costs and expenses Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Net income Income (Loss), Including Portion Attributable to Noncontrolling Interest Comprehensive loss attributable to noncontrolling interest in consolidated joint ventures Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable Net loss attributable to predecessor unitholders Income (Loss) Attributable to Predecessor Unit Holders Represents net income (loss) attributed to predecessor unit holders. Net (income) loss attributable to noncontrolling interest in operating partnership Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Nonredeemable Net income attributable to Class A common shareholders Net Income (Loss) Available to Common Stockholders, Basic Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted STOCK BASED COMPENSATION PLANS Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Segment Reporting [Abstract] SEGMENT REPORTING Segment Reporting Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Partner Capital Components [Axis] Partner Capital Components [Axis] Partner Capital Components [Domain] Partner Capital Components [Domain] Preferred Units Preferred Partner [Member] Common Units Common Partner [Member] Represents the party to a partnership business which is neither general, limited or preferred partner. Noncontrolling Interests Consolidated Joint Ventures Noncontrolling Interest in Consolidated Joint Ventures [Member] This element represents that portion of equity (net assets) in a subsidiary related to consolidated joint ventures not attributable, directly or indirectly, to the parent. A noncontrolling interest is sometimes called a minority interest. Series A preferred units Series B Preferred Units Series B Preferred Unit [Member] Represents the information pertaining to series B preferred units. Class A Common Stock Class B Common Stock Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Additional Paid-in-Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income (Loss) [Member] Noncontrolling Interests Operating Partnership Noncontrolling Interest in Operating Partnership [Member] This element represents that portion of equity (net assets) in a subsidiary related to operating partnership not attributable, directly or indirectly, to the parent. A noncontrolling interest is sometimes called a minority interest. Statement Statement [Line Items] Increase (Decrease) in Partners' Capital Increase (Decrease) in Partners' Capital [Roll Forward] Beginning Balance Partners' Capital, Including Portion Attributable to Noncontrolling Interest Contributions Partners' Capital Account, Contributions Distributions Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Equity based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other comprehensive income Other Comprehensive Income (Loss), Net of Tax Ending Balance Increase Decrease in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Issuance of common stock (IPO) Stock Issued During Period, Value, New Issues Issuance of common stock (IPO) (in shares) Stock Issued During Period, Shares, New Issues Shares acquired to satisfy minimum required federal and state tax withholding on vesting restricted stock Adjustments Related to Tax Withholding for Share-based Compensation Shares acquired to satisfy minimum required federal and state tax withholding on vesting restricted stock Shares Paid for Tax Withholding for Share Based Compensation Forfeitures (in shares) Stock Issued During Period, Shares, Share-based Compensation, Forfeited Forfeitures Stock Issued During Period, Value, Share-based Compensation, Forfeited Offering costs Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Reorganization transactions (in shares) Stock Issued During Period, Shares, Conversion of Units Exchange of capital for common stock Stock Issued During Period Value Exchange of Capital Value of stock issued pursuant to exchange of capital during the period. Exchange of capital for common stock (in shares) Stock Issued During Period Shares Exchange of Capital Number of shares of stock issued during the period pursuant to exchange of capital. Exchange of predecessor LP Units for common stock Stock Issued During Period Value Exchange of Predecessor LP Units Value of stock issued pursuant to exchange of predecessor LP Units during the period. Exchange of predecessor LP Units for common stock (in shares) Stock Issued During Period Shares Exchange of Predecessor LP Units Number of shares of stock issued during the period pursuant to exchange of predecessor LP Units. Exchange of noncontrolling interest for common stock Adjustment to tax receivable agreement as a result of the exchange of Class B shares Adjustments to Additional Paid in Capital Adjustment to Tax Receivable Agreement as Result of Exchange of Class B Shares Amount of increase (decrease) to additional paid in capital (APIC) resulting from adjustment to tax receivable agreement as a result of the exchange of Class B shares. Rebalancing of ownership percentage between Company and Operating Partnership Adjustments to Additional Paid in Capital Rebalancing of Ownership Percentage Between Entity and Operating Partnership Value Represents the amount of increase (decrease) in additional paid in capital (APIC) due to rebalancing ownership percentage between entity and operating partnership. Ending Balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Ending Balance (in shares) Common Stock, Shares, Outstanding Organization, Consolidation and Presentation of Financial Statements [Abstract] ORGANIZATION AND OPERATIONS Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Debt Disclosure [Abstract] DEBT OBLIGATIONS Debt Disclosure [Text Block] Accounting Policies [Abstract] Basis of Accounting and Principles of Combination and Consolidation Basis of Accounting and Principles of Consolidation [Policy Text Block] Disclosure of accounting policy for the entity's basis of accounting and principles of consolidation. Use of Estimates Use of Estimates, Policy [Policy Text Block] Comprehensive Income Comprehensive Income, Policy [Policy Text Block] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Cash Collateral Held by Broker Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Mortgage Loans Receivable Held for Investment Finance, Loan and Lease Receivables, Held-for-investment, Policy [Policy Text Block] Real Estate Securities Real Estate Securities [Policy Text Block] Disclosure of accounting policy for real estate securities. Real Estate Property, Plant and Equipment, Policy [Policy Text Block] Allocation of Purchase Price for Acquired Real Estate Business Combinations Policy [Policy Text Block] Impairment of Property Held for Use Property, Plant and Equipment, Impairment [Policy Text Block] Real Estate Held for Sale Real Estate Held for Development and Sale, Policy [Policy Text Block] Sales of Real Estate Sales of Real Estate [Policy Text Block] Disclosure of accounting policy for sale of real estate properties. Investments in Unconsolidated Joint Ventures Equity Method Investments, Policy [Policy Text Block] Valuation Hierarchy Fair Value of Financial Instruments, Policy [Policy Text Block] Tuebor/Federal Home Loan Bank Membership Federal Home Loan Bank Membership [Policy Text Block] Disclosure of accounting policy for membership of Federal Home Loan Bank. Deferred Financing Costs Deferred Charges, Policy [Policy Text Block] Derivative Instruments Derivatives, Policy [Policy Text Block] Repurchase Agreements Repurchase and Resale Agreements Policy [Policy Text Block] Deferred Tax Asset and Amount Due Pursuant to Tax Receivable Agreement Deferred Tax Asset and Amount due Pursuant to Tax Receivable Agreement [Policy Text Block] Disclosure of accounting policy for deferred tax asset and amount due pursuant to the tax receivable agreement. Income Taxes Income Tax, Policy [Policy Text Block] Interest Income Revenue Recognition, Policy [Policy Text Block] Recognition of Operating Lease Income and Tenant Recoveries Revenue Recognition Leases, Operating [Policy Text Block] Sales of Loans Sales of Loans [Policy Text Block] Disclosure of accounting policy for gains or losses on sale of loans. Transfer of Financial Assets Transfers and Servicing of Financial Assets, Policy [Policy Text Block] Debt Issued Debt, Policy [Policy Text Block] Fee Income Revenue Recognition, Services, Management Fees [Policy Text Block] Fee Expense Fee Expense [Policy Text Block] Disclosure of accounting policy for fee expense. Stock Based Compensation Plan Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Out-of-Period Adjustment and Reclassifications Reclassification, Policy [Policy Text Block] Recently Issued and Adopted Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Schedule of quarterly consolidated financial data Schedule of Quarterly Financial Information [Table Text Block] Corporate taxes payable Accrued Income Taxes NYC UBT taxes payable New York City Unincorporated Business Tax Payable Represents the New York City Unincorporated Business tax payable by the entity. Net deferred tax assets Deferred Tax Assets, Net Liability for unrecognized tax benefits for uncertain income tax positions Unrecognized Tax Benefits Percentage of applicable cash saving in income tax distributable to specified unitholders Percentage of Applicable Cash Saving in Income Tax Distributable to Specified Unitholders Represents the percentage of cash saving in income tax benefits distributable to unitholders of predecessor that choose to exchange their interests in predecessor and Class B shares of the reporting entity into Class A shares of the reporting entity under the tax receivable agreement. Percentage of applicable cash saving in income tax available for the entity Percentage of Applicable Cash Saving in Income Tax Available for Entity Represents the percentage of cash saving in income tax benefits available for the reporting entity under the tax receivable agreement. Amount due pursuant to tax receivable agreement Amount due Pursuant to Tax Receivable Agreement Represents the carrying amount of liabilities as of the balance sheet date that pertains to the amount due pursuant to the tax receivable agreement. Prepaid corporate taxes Prepaid Taxes Earnings Per Share [Abstract] Earnings Per Share [Table] Earnings Per Share [Table] Disclosures pertaining to earnings per share. Earnings per share Earnings Per Share [Line Items] Diluted Net income available for Class A common stockholders Net Income (Loss) Available to Common Stockholders, Diluted Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Equity Method Investments and Joint Ventures [Abstract] INVESTMENT IN UNCONSOLIDATED JOINT VENTURES Equity Method Investments and Joint Ventures Disclosure [Text Block] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] 2008 Incentive Equity Plan Incentive Equity Plan 2008 [Member] Represents information concerning the 2008 Incentive Equity plan. 2014 Omnibus Incentive Plan Omnibus Incentive Plan 2014 [Member] Represents information concerning the 2014 Omnibus Incentive Plan. The Plan Phantom Equity Investment Plan [Member] Represents information concerning the Phantom Equity Investment plan. 2014 Deferred Compensation Plan Deferred Compensation Plan 2014 [Member] Represents information concerning the 2014 Deferred Compensation Plan. Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Restricted stock awards Restricted Stock [Member] Title of Individual [Axis] Title of Individual [Axis] Relationship to Entity [Domain] Relationship to Entity [Domain] Certain executives Executive Officer [Member] New member of the management team New Member of Management [Member] Represents information pertaining to a new member of the management. New employee New Employee [Member] Represents information pertaining to a new employee of the entity. Grantees Members of Management and Employees [Member] Represents information pertaining to members of management and employees. Harris Harris [Member] Represents information pertaining to Harris. Mr. Fishman Fishman [Member] Represents information pertaining to Mr. Fishman. Joel C. Peterson Joel C Peterson [Member] Represents information pertaining to Joel C. Peterson. Douglas Durst Douglas Durst [Member] Represents information pertaining to Douglas Durst. Mr. Fishman/Mr. Peterson/Mr. Durst Fishman Peterson Durst [Member] Represents information pertaining to Mr. Fishman, Mr. Peterson and Mr. Durst. Director Director [Member] Officers other than Mr. Harris, and certain employees Officers Other than Harris and Certain Employees [Member] Represents information pertaining to officers other than Mr. Harris, and certain employees. Vesting [Axis] Vesting [Axis] Vesting [Domain] Vesting [Domain] Time-based vesting Time Based Vesting [Member] Represents information pertaining to time-based vesting. Eighteen month anniversary Time Based Vesting on Eighteen Months Anniversary [Member] Represents information pertaining to time-based vesting on eighteen month anniversary. Three year anniversary Time Based Vesting on Three Year Anniversary [Member] Represents information pertaining to time-based vesting on three year anniversary. Performance-based vesting Performance Based Vesting [Member] Represents information pertaining to performance-based vesting. Range [Axis] Range [Axis] Range [Domain] Range [Domain] Maximum Maximum [Member] Number of shares granted Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Exercised (in shares/units) Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Exercised in Period The number of equity-based payment instruments, excluding stock (or unit) options, that were exercised during the reporting period. Option to purchase additional units Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options to Purchase Additional Units Represents the additional number of share units that can be purchased. Period within which additional units can be purchased Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Period within which Additional Units can be Purchased Represents the period within which additional units can be purchased. Purchase price of additional units (in dollars per unit) Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Purchase Price of Additional Units Represents the price at which additional units can be purchased. Grant date fair value (in dollars per unit) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Exercised price (in dollars per unit) Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Exercised Price Represents the exercised price of equity-based payment instruments, excluding stock (or unit) options, that were exercised during the reporting period. Aggregate value of awards granted Stock Issued During Period, Value, Restricted Stock Award, Gross Vesting percentage Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Number of installments in which awards are vested Share Based Compensation Arrangement by Share Based Payment Award Number of Installments for Vesting of Awards Represents the number of installments in which awards are vested in equity-based compensation. Percentage of awards vested Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Percentage of Awards Vested Represents the percentage of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. Minimum performance target percentage Share Based Compensation Arrangement by Share Based Payment Award Minimum Percentage of Return on Equity Represents the minimum percentage of return on equity as a basis of performance-based vesting in equity-based compensation. Performance period Share Based Compensation Arrangement by Share Based Payment Award Performance Period Represents the performance period as a basis of performance-based vesting in equity-based compensation. Portion of compensation expense to be recognized annually (as a percent) Employee Service Share Based Compensation Nonvested Awards Portion of Compensation Cost to be Recognized Annually Percentage Represents the portion of unrecognized compensation expressed as a percentage, expected to be recognized annually for equity-based compensation plans. Weighted-average remaining vesting period over which unrecognized compensation cost is expected to be recognized Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Grant date fair value of awards granted Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Grants in Period Grant Date Fair Value Represents the fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans. Grant date fair value of awards to be granted Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options to be Granted Grant Date Fair Value Represents the fair value at grant date for nonvested equity-based awards to be issued during the period on other than stock (or unit) option plans. Annual cash payment for service on our board of directors Payment for Directors Fees Represents amount of cash paid for providing service to board of directors. Amount may be paid for service as a chairperson of the audit committee or compensation committee Amount May be Paid for Audit and Compensation Committee Services Represents amount of cash which may be paid for providing service as a chairperson of the audit committee or compensation committee. Amount may be paid for service as a chairperson of the nominating and corporate governance committee Amount May be Paid for Nominating and Corporate Governance Committee Services Represents amount of cash which may be paid for providing service as a chairperson of the nominating and corporate governance committee. Equity based compensation expense Allocated Share-based Compensation Expense Unrecognized compensation cost Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Weighted average remaining vesting period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Employee's contribution Deferred Compensation Arrangement with Individual Employees Contribution Represents the amount of employee's contribution in accordance with the terms and understanding of the deferred compensation arrangement. Percentage of compensation expensed upon contribution Deferred Compensation Arrangement with Individual Percentage of Compensation Expensed Represents the percentage of compensation expensed. Share price (in dollars per share) Share Price Total employee's contribution, net of forfeitures and payouts related to terminations Deferred Compensation Arrangement with Individual Total Employees Contribution Represents the amount of employee's contribution, as of balance sheet date, in accordance with the terms and understanding of the deferred compensation arrangement. Units outstanding Deferred Compensation Arrangement with Individual Units Outstanding Represents the number of units outstanding, as of balance sheet date, in accordance with the terms and understanding of the deferred compensation arrangement. Units unvested Deferred Compensation Arrangement with Individual Units Unvested Represents the number of units unvested, as of balance sheet date, in accordance with the terms and understanding of the deferred compensation arrangement. Deferred Compensation Plan Deferred Compensation Arrangements [Abstract] Period of termination following a change in control during which participant will fully vest in their unvested account balances Deferred Compensation Arrangement Period of Termination Following Change in Control during which Participant will Fully Vest in Unvested Account Balances Represents the period of termination following a change in control during which participant will fully vest in their unvested account balances. Period of payment following the end of the participant's employment Deferred Compensation Arrangement Period of Payment Following End of Participants Employment Represents the period of payment following the end of the participant's employment with the entity. Bonus payment to employees Bonuses Paid Amount of cash payment for employee bonuses. Bonus payment allocated to equity based compensation Deferred Compensation Arrangement with Individual, Allocated Share-based Compensation Expense Compensation expense Deferred Compensation Arrangement with Individual, Compensation Expense Summary of the grants Schedule of Share Based Compensation Arrangement by Share Based Payment Award Other than Options Grants in Period and Amortization to Compensation Expense [Table Text Block] Tabular disclosure of grants during the period and amortization to compensation expense for the grants for non-vested equity-based payment instruments, excluding stock (or unit) options that validly exist and are outstanding as of the balance sheet date. Schedule of Nonvested Shares Activity Schedule of Nonvested Share Activity [Table Text Block] Offsetting [Abstract] Offsetting of derivative liabilities Offsetting Derivative Liabilities [Abstract] Gross amounts of recognized liabilities Derivative Liability, Fair Value, Gross Liability Gross amounts offset in the balance sheet Derivative Liability, Fair Value, Gross Asset Net amount presented in the balance sheet Derivative Liability Gross amounts not offset in the balance sheet Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract] Financial instruments Derivative Collateral Right to Reclaim Financial Instruments Amount of right to receive financial instruments collateral under master netting arrangements that have not been offset against derivative liabilities. Cash collateral posted/(received) Derivative, Collateral, Right to Reclaim Cash Net amount Derivative Liability, Fair Value, Amount Offset Against Collateral Offsetting of repurchase agreements Offsetting Securities Sold under Agreements to Resell [Abstract] Outstanding Amount Securities Sold under Agreements to Repurchase, Gross Gross amounts offset in the balance sheet Securities Sold under Agreements to Repurchase, Asset Net amount presented in the balance sheet Securities Sold under Agreements to Repurchase Gross amounts not offset in the balance sheet Securities Sold under Agreements to Repurchase Gross Amounts Not Offset [Abstract] Financial instruments Securities Sold under Agreements to Repurchase Collateral Right to Reclaim Financial Instruments Amount of right to receive financial instruments collateral under master netting arrangements that have not been offset against securities sold under agreement to repurchase. Cash collateral posted/(received) Securities Sold under Agreements to Repurchase, Collateral, Right to Reclaim Cash Net amount Securities Sold under Agreements to Repurchase, Amount Offset Against Collateral Offsetting of financial liabilities and derivative liabilities Offsetting Derivative Liability, Securities Sold under Agreements to Resell, Securities Loaned [Abstract] Gross amounts of recognized liabilities Derivative Liability, Securities Sold under Agreements to Resell, Securities Loaned, Gross Gross amounts offset in the balance sheet Derivative Liability, Securities Sold under Agreements to Resell, Securities Loaned, Asset Net amount presented in the balance sheet Derivative Liability, Securities Sold under Agreements to Resell, Securities Loaned Gross amounts not offset in the balance sheet Derivative Liability Securities Sold under Agreements to Resell Securities Loaned a Gross Amounts Not Offset [Abstract] Financial instruments collateral Derivative Liability Securities Sold under Agreements to Resell Securities Loaned Collateral Right to Reclaim Financial Instruments Amount of right to receive financial instrument collateral under master netting arrangements that have not been offset against derivative liabilities, securities sold under agreements to repurchase and securities loaned. Cash collateral posted/(received) Derivative Liability, Securities Sold under Agreements to Resell, Securities Loaned, Collateral, Right to Reclaim Cash Net amount Derivative Liability, Securities Sold under Agreements to Resell, Securities Loaned, Amount Offset Against Collateral Outstanding Face Amount Mortgage Loans on Real Estate Face Amount of Mortgages Balance Sheet Date Amount of the contractual principal due as of the balance sheet date of the mortgage loan (face amount). Carrying Value, gross Mortgage Loans on Real Estate, Gross, Commercial and Consumer, Net Mortgage Loans on Real Estate, Gross, Commercial and Consumer, Net Provision for loan losses Allowance for Loan and Lease Losses, Real Estate Carrying Value Mortgage Loans on Real Estate, Commercial and Consumer, Net Weighted Average Yield (as a percent) Mortgage Loans on Real Estate, Interest Rate Remaining Maturity Mortgage Loans on Real Estate Remaining Maturity Represents the remaining maturity period of mortgage loans. Loans receivable with fixed rates of interest Loans Receivable with Fixed Rates of Interest Percentage of loans receivable with fixed rates of interest Loans Receivable with Fixed Rates of Interest, Percentage Loans Receivable with Fixed Rates of Interest, Percentage Components of the Company's deferred tax assets and liabilities Components of Deferred Tax Assets and Liabilities [Abstract] Deferred Tax Assets Deferred Tax Assets, Gross [Abstract] Fixed assets Deferred Tax Assets, Property, Plant and Equipment Equity based compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Unrealized gains and losses Deferred Tax Assets Unrealized Gains and Losses Represents the amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized gains and losses. Basis difference in Operating Partnership investment Deferred Tax Assets, Investment in Subsidiaries Section 197 intangibles Deferred Tax Assets, Goodwill and Intangible Assets Total Deferred Tax Assets Deferred Tax Assets, Gross Deferred Tax Liabilities Deferred Tax Liabilities, Gross [Abstract] Other Deferred Tax Liabilities, Other Total Deferred Tax Liabilities Deferred Tax Liabilities, Gross Net Deferred Tax Assets/(Liabilities) Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable Gross intangible assets Finite-Lived Intangible Assets, Gross Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Net intangible assets Finite-Lived Intangible Assets, Net Unamortized favorable/unfavorable lease intangibles Favorable (Unfavorable) Lease Intangibles Represents the amount of favorable or unfavorable lease intangibles as of the balance sheet date. Adjustment against operating lease income for favorable/unfavorable leases Favorable and Unfavorable Lease Adjustment Represents the adjustment to rental revenue for favorable and unfavorable leases. Unbilled rent receivables Unbilled Rent Receivables Represents the amount of unbilled rent receivables. Unencumbered real estates Real Estates, Unencumbered Real Estates, Unencumbered OFFSETTING ASSETS AND LIABILITIES Offsetting Assets and Liabilities Disclosure [Text Block] The entire disclosure for information pertaining to offsetting of assets and liabilities. Schedule of provision for income taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of reconciliation between the U.S. federal statutory income tax rate and the effective tax rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of components of the Company's deferred tax assets and liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Fair Value Disclosures [Abstract] FAIR VALUE OF FINANCIAL INSTRUMENTS Fair Value Disclosures [Text Block] Schedule of repurchase agreement Schedule of Repurchase Agreements [Table Text Block] Schedule of contractual payments under all borrowings by maturity Schedule of Maturities of Long-term Debt [Table Text Block] Basic Net Income Per Share of Class A Common Stock Earnings Per Share, Basic [Abstract] Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Net income attributable to Class A common shareholders Denominator: Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted average number of shares of Class A common stock outstanding Basic net income per share of Class A common stock (in dollars per share) Diluted Net Income Per Share of Class A Common Stock Earnings Per Share, Diluted [Abstract] Numerator: Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] Add (deduct) - dilutive effect of: Net Income (Loss) Available to Common Stockholders Dilutive Adjustment [Abstract] Amounts attributable to operating partnership’s share of Ladder Capital Corp net income Adjustment for Noncontrolling Interest in Net Income (Loss) Operating Partnerships Nonredeemable Represents the adjustment for income (loss) attributable to the nonredeemable noncontrolling partner in an operating partnership due to its potentially dilutive effect. Additional corporate tax Adjustment for Income Tax Expense (Benefit) Represents the adjustment for corporate income tax pertaining to the potentially dilutive effect of the income (loss) added back. Diluted net income attributable to Class A common shareholders Denominator: Add - dilutive effect of: Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract] Shares issuable relating to converted Class B common shareholders Incremental Common Shares Attributable to Conversion of Common Stock Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of conversion of common stock from one class to another class. Incremental shares of unvested Class A restricted stock Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Diluted weighted average number of shares of Class A common stock outstanding Diluted net income per share of Class A common stock (in dollars per share) EQUITY STRUCTURE AND ACCOUNTS Stockholders' Equity Note Disclosure [Text Block] Hotel Hotel [Member] Office Multi-family Multi Family Property [Member] Represents information pertaining to multi-family property type. Mobile Home Park Mobile Home Park [Member] Mobile Home Park [Member] Retail Healthcare Healthcare [Member] Healthcare [Member] Condo, Hotel, Multifamily, Office, Other, Commercial, Retail Condominium Hotel Multi Family Office Other Commercial and Retail Property [Member] Represents the information pertaining to condominium, hotel, multifamily, office, other, commercial and retail property type. Hotel, Multi-family, Office, Retail Hotel Multi Family Office and Retail Property [Member] Represents the information pertaining to hotel, multifamily, office and retail property type. Mortgage Loans on Real Estate, Description, Loan Category [Axis] Mortgage Loans on Real Estate, Description, Loan Category [Axis] Mortgage Loans on Real Estate, Loan Category [Domain] Mortgage Loans on Real Estate, Loan Category [Domain] First Mortgage at interest rate of 9.38% First Mortgage 9.38 Percent [Member] Represents information pertaining to the first mortgage at interest rate of 9.38%. First Mortgage 5.25 Percent First Mortgage 5.25 Percent [Member] First Mortgage 5.25 Percent [Member] First Mortgage 5.16 Percent First Mortgage 5.16 Percent [Member] First Mortgage 5.16 Percent [Member] First Mortgage 5.75 Percent First Mortgage 5.75 Percent [Member] First Mortgage 5.75 Percent [Member] First Mortgage 4.35 Percent First Mortgage 4.35 Percent [Member] First Mortgage 4.35 Percent [Member] First Mortgage 5.50 Percent First Mortgage 5.50 Percent [Member] First Mortgage 5.50 Percent [Member] First Mortgage 5.00 Percent First Mortgage 5.00 Percent [Member] First Mortgage 5.00 Percent [Member] First Mortgage 4.45 Percent First Mortgage 4.45 Percent [Member] First Mortgage 4.45 Percent [Member] First Mortgage 3.37 Percent First Mortgage 3.37 Percent [Member] First Mortgage 3.37 Percent [Member] First Mortgages individually less than 3% First Mortgages Individually Less than Three Percent [Member] Represents information pertaining to the first mortgages of individually less than three percent. First mortgage loan First Mortgage [Member] Subordinate Mortgages individually less than 3% Subordinate Mortgages Individually Less Than Three Percent [Member] Represents information pertaining to the subordinate mortgages of individually less than three percent. Subordinated Mortgages Second Mortgage [Member] Minimum Minimum [Member] Mortgage Loans on Real Estate, Interest Rate Prior Liens Mortgage Loans on Real Estate, Prior Liens Face amount of Mortgages Mortgage Loans on Real Estate, Face Amount of Mortgages Carrying Amount of Mortgages Mortgage Loans on Real Estate, Carrying Amount of Mortgages Provision for Loan and Lease Losses Provision for Loan and Lease Losses Total Mortgages after Provision for Loan Losses Mortgage Loans on Real Estate, Carrying Amount of Mortgages, Net of Provision for Loan Losses Mortgage Loans on Real Estate, Carrying Amount of Mortgages, Net of Provision for Loan Losses Principal Amount of Mortgages Subject to Delinquent Principal or Interest Mortgage Loans on Real Estate, Principal Amount of Delinquent Loans Aggregate cost for Federal income tax purposes Mortgage Loans on Real Estate, Federal Income Tax Basis Offsetting of derivative assets Offsetting Derivative Assets [Abstract] Gross amounts of recognized assets Derivative Asset, Fair Value, Gross Asset Gross amounts offset in the balance sheet Derivative Asset, Fair Value, Gross Liability Net amounts of assets presented in the balance sheet Derivative Asset Gross amounts not offset in the balance sheet Derivative Asset, Fair Value, Amount Not Offset Against Collateral [Abstract] Financial instruments Derivative Collateral Obligation to Return Financial Instruments Amount of obligation to return financial instruments collateral under master netting arrangements that have not been offset against derivative assets. Cash collateral received/(posted) Derivative, Collateral, Obligation to Return Cash Net amount Derivative Asset, Fair Value, Amount Offset Against Collateral Commitments and Contingencies Disclosure [Abstract] Leases Leases, Operating [Abstract] Future minimum rental payments Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] 2015 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2016 Operating Leases, Future Minimum Payments, Due in Two Years 2017 Operating Leases, Future Minimum Payments, Due in Three Years 2018 Operating Leases, Future Minimum Payments, Due in Four Years 2019 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total Operating Leases, Future Minimum Payments Due SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract] SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table] SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Master repurchase agreements Repurchase Agreements [Member] Commercial Real Estate Commercial Real Estate [Member] Residential Real Estate Residential Real Estate [Member] Millbrook, AL Millbrook, Alabama [Member] Millbrook, Alabama [Member] Greenwood, AR Greenwood, Arkansas [Member] Greenwood, Arkansas [Member] El Centro, CA El Centro, California [Member] El Centro, California [Member] Bennett, CO Bennett, Colorado [Member] Bennett, Colorado [Member] Woodland Park, CO Woodland Park, Colorado [Member] Woodland Park, Colorado [Member] DeLeon Springs, FL DeLeon Springs, Florida [Member] DeLeon Springs, Florida [Member] Orange City, FL Orange City, Florida [Member] Orange City, Florida [Member] Satsuma, FL Satsuma, Florida [Member] Satsuma, Florida [Member] Conyers, GA Conyers, Georgia [Member] Conyers, Georgia [Member] Douglasville, GA Douglasville, Georgia [Member] Douglasville, Georgia [Member] Lilburn, GA Lilburn, Georgia [Member] Lilburn, Georgia [Member] Snellville, GA Snellville, Georgia [Member] Snellville, Georgia [Member] Ankemy, IA Ankemy, Iowa [Member] Ankemy, Iowa [Member] Cedar Rapid, IA Cedar Rapid, Iowa [Member] Cedar Rapid, Iowa [Member] Fairfield, IA Fairfield, Iowa [Member] Fairfield, Iowa [Member] Muscatine, IA Muscatine, Iowa [Member] Muscatine, Iowa [Member] Sheldon, IA Sheldon, Iowa [Member] Sheldon, Iowa [Member] O'Fallon, IL O'Fallon, Illinois [Member] O'Fallon, Illinois [Member] Evansville, IN Evansville, Indiana [Member] Evansville, Indiana [Member] Wichita, KS Wichita, Kansas [Member] Wichita, Kansas [Member] North Dartsmouth, MA North Dartsmouth, Massachusetts [Member] North Dartsmouth, Massachusetts [Member] Pittsfield, MA Pittsfield, Massachusetts [Member] Pittsfield, Massachusetts [Member] Elkton, MD Elkton, Maryland [Member] Elkton, Maryland [Member] Waldorf, MD Waldorf, Maryland [Member] Waldorf, Maryland [Member] Owatonna, MN Owatonna, Minnesota [Member] Owatonna, Minnesota [Member] Worthington, MN Worthington, Minnesota [Member] Worthington, Minnesota [Member] Springfield, MO Springfield, Missouri [Member] Springfield, Missouri [Member] Tupelo, MS Tupelo, Mississippi [Member] Tupelo, Mississippi [Member] Mooresville, NC Mooresville, North Carolina [Member] Mooresville, North Carolina [Member] Mt. Airy, NC Mt. Airy, North Carolina [Member] Mt. Airy, North Carolina [Member] Plattsmouth, NE Plattsmouth, Nebraska [Member] Plattsmouth, Nebraska [Member] Vineland, NJ Vineland, New Jersey [Member] Vineland, New Jersey [Member] Bellport, NY Bellport, New York [Member] Bellport, New York [Member] Saratoga Springs, NY Saratoga Springs, New York [Member] Saratoga Springs, New York [Member] Sennett, NY Sennett, New York [Member] Sennett, New York [Member] Durant, OK Durant, Oklahoma [Member] Durant, Oklahoma [Member] Aiken, SC Aiken, South Carolina [Member] Aiken, South Carolina [Member] Columbia, SC Columbia, South Carolina [Member] Columbia, South Carolina [Member] Lexington, SC Lexington, South Carolina [Member] Lexington, South Carolina [Member] Spartanburg, SC Spartanburg, South Carolina [Member] Spartanburg, South Carolina [Member] Gallatin, TN Gallatin, Tennessee [Member] Gallatin, Tennessee [Member] Johnson City, TN Johnson City, Tennessee [Member] Johnson City, Tennessee [Member] Memphis, TN Memphis, Tennessee [Member] Memphis, Tennessee [Member] Ooltewah, TN Ooltewah, Tennessee [Member] Ooltewah, Tennessee [Member] Palmview, TX Palmview, Texas [Member] Palmview, Texas [Member] Abingdon, VA Abingdon, Virginia [Member] Abingdon, Virginia [Member] Oakland County, MI Oakland County, Michigan [Member] Oakland County, Michigan [Member] Minneapolis, MN Minneapolis, Minnesota [Member] Minneapolis, Minnesota [Member] St. Paul, MN St. Paul, Minnesota [Member] St. Paul, Minnesota [Member] Henrico, VA Henrico, Virginia, One [Member] Henrico, Virginia, One [Member] Henrico, VA Henrico, Virginia, Two [Member] Henrico, Virginia, Two [Member] Real Estate And Accumulated Depreciation SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] Encumbrances SEC Schedule III, Real Estate and Accumulated Depreciation, Amount of Encumbrances Initial Cost to Company SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract] Land SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land Building SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements Intangibles SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Intangibles SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Intangibles Cost Capitalized Subsequent to Acquisition SEC Schedule III, Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Improvements Gross Amount at which Carried at Close of Period SEC Schedule III, Real Estate, Gross [Abstract] Land SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Land Buildings SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements Intangibles SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Intangibles SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Intangibles Total SEC Schedule III, Real Estate, Gross Accumulated Depreciation SEC Schedule III, Real Estate Accumulated Depreciation Estimated useful lives of real estate SEC Schedule III, Real Estate and Accumulated Depreciation, Life Used for Depreciation Aggregate cost for Federal income tax purposes SEC Schedule III, Real Estate, Federal Income Tax Basis Reconciliation of Real Estate SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward] Balance at the beginning of the period Improvements and additions Real Estate Improvements and Additions Amount of increase in real estate investments related to improvements and additions for the entities with a substantial portion of business acquiring and holding investment real estate. Acquisitions through foreclosure SEC Schedule III, Real Estate, Acquisitions Through Foreclosures Dispositions SEC Schedule III, Real Estate, Cost of Real Estate Sold Impairments Impairment of Real Estate Balance at the end of the period Reconciliation of Accumulated Depreciation and Amortization: SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward] Balance at the beginning of the period Additions Real Estate Accumulated Depreciation Additions Represents the amount of additions to accumulated depreciation for the period. Dispositions SEC Schedule III, Real Estate Accumulated Depreciation, Real Estate Sold Balance at the end of the period Schedule of mortgage loan receivables Schedule of Mortgage Loan Receivable [Table Text Block] Tabular disclosure of mortgage loan receivables. Summary of mortgage loan receivables by loan type Schedule of Mortgage Loan Receivable by Loan Type [Table Text Block] Tabular disclosure of mortgage loan receivables by loan type. Schedule of activity in loan portfolio Schedule of Mortgage Loan Receivable Activity [Table Text Block] Tabular disclosure of the activity in the mortgage loan portfolio. Schedule of provision for loan losses Schedule of Allowance for Loan and Lease Losses [Table Text Block] Tabular disclosure of changes in reserve for loan losses during the period. Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] Ladder Capital Realty Income Partnership I LP Ladder Capital Realty Income Partnership ILP [Member] Represents the information pertaining to Ladder Capital Realty Income Partnership I LP. Grace Lake JV, LLC Grace Lake JV, LLC [Member] Represents information pertaining to Grace Lake JV, LLC. Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Company’s investment in unconsolidated joint ventures Equity Method Investments Schedule of the Company's net income and weighted average shares outstanding Schedule of Net Income and Weighted Average Shares Outstanding [Table Text Block] Tabular disclosure of information pertaining to net income and weighted average shares outstanding. Schedule of calculation of basic and diluted net income per share amounts Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Inputs Assets and Liabilities Quantitative Information [Table] Fair Value Inputs Assets and Liabilities Quantitative Information [Table] Schedule of the inputs used in the fair value measurement of assets and liabilities. Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Recurring Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] CMBS Commercial Mortgage Backed Securities [Member] CMBS interest-only Commercial Mortgage Backed Securities Interest Only [Member] Represents information pertaining to interest-only commercial mortgage backed securities. GNMA interest-only Government National Mortgage Association Certificates and Obligations GNMA Interest Only [Member] Represents information pertaining to interest-only government national mortgage association certificates and obligations. FHLMC interest-only Federal Home Loan Mortgage Corporation Certificates and Obligations FHLMC Interest Only [Member] Represents information pertaining to interest-only federal home loan mortgage corporation certificates and obligations. GN construction securities GN Construction Securities [Member] Represents information pertaining to GN construction securities. GN permanent securities GN Permanent Securities [Member] Represents information pertaining to GN permanent securities. Mortgage loan receivables held for investment Mortgage loan receivables held for sale FHLB stock Investment in Federal Home Loan Bank Stock [Member] Nonhedge derivatives Derivative Financial Instruments, Assets [Member] Liability Class [Axis] Liability Class [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Repurchase agreements - short-term Repurchase Agreements Short Term [Member] Represents information pertaining to repurchase agreements for period within one year or the normal operating cycle, if longer. Repurchase agreements - long-term Repurchase Agreements Long Term [Member] Represents information pertaining to repurchase agreements for period longer than one year or beyond the normal operating cycle, if longer. Borrowings under credit agreement Credit Agreement [Member] Credit Agreement [Member] Borrowings under credit and security agreement Credit and Security Agreement [Member] Credit and Security Agreement [Member] Revolving credit facility Revolving Credit Facility [Member] Mortgage loan financing Mortgages [Member] Borrowings from the FHLB Federal Home Loan Bank Advances [Member] Senior unsecured notes Senior Notes [Member] Nonhedge derivatives Derivative Financial Instruments, Liabilities [Member] FAIR VALUE OF FINANCIAL INSTRUMENTS Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Assets: Assets [Abstract] Outstanding Face Amount Assets Outstanding Face Amount Represents the outstanding face amount of assets. Derivative asset face amount Derivative Asset, Notional Amount Fair Value Assets, Fair Value Disclosure Liabilities: Liabilities [Abstract] Outstanding Face Amount Liabilities Outstanding Face Amount Represents the outstanding face amount of liabilities. Derivative liability face amount Derivative Liability, Notional Amount Fair Value Financial and Nonfinancial Liabilities, Fair Value Disclosure Allowance for Loan and Lease Losses [Roll Forward] Allowance for Loan and Lease Losses [Roll Forward] Provision for loan losses at beginning of period Provision for loan losses Charge-offs Allowance for Loan and Lease Losses, Write-offs Provision for loan losses at end of period Organization and Operations [Table] Organization and Operations [Table] Disclosures pertaining to activities in organization and operations. Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] LCFH Ladder Capital Finance Holdings LLLP [Member] Represents information concerning Ladder Capital Finance Holdings LLLP. Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Series REIT Series Real Estate Investment Trust [Member] Series Real Estate Investment Trust [Member] Series TRS Series Taxable Real Estate Investment Trust Subsidiary [Member] Series Taxable Real Estate Investment Trust Subsidiary [Member] ORGANIZATION AND OPERATIONS Organization and Operations [Line Items] Number of classes of membership interests prior to the Reorganization Transactions Number of Classes of Membership Interests Prior to Reorganization Transactions Represents the number of classes of membership interests prior to the Reorganization Transactions. Share price used in the conversion of the three classes of membership (in dollars per share) Shares received by Exchanging Existing Owners in lieu of any or all LP Units and shares of Class B common stock Shares of Common Stock Received by Exchanging Existing Owners in Lieu of Units and Shares Represents the shares received by Exchanging Existing Owners in lieu of limited partnership units and shares. Number of LP unit for each share issued to the Exchanging Existing Owners Number of Limited Partnership Unit for Each Share Issued to Exchanging Existing Owners Represents the number of limited partnership unit issued for each share to the Exchanging Existing Owners. Shares issued to the investors Common Stock Number of Shares Issued to Investors Represents the number of shares of common stock issued to the investors. Shares sold as a result of the exercise of the underwriter's over-allotment option Common Stock Number of Shares Issued Underwriters over Allotment Option Represents the number of shares of common stock issued as a result of the exercise of the underwriter's over-allotment option. Net proceeds after deducting fees and expenses associated with the IPO Proceeds from Issuance Initial Public Offering Shares issued to certain directors, officers and employees Common Stock Number of Shares Issued to Directors Officers and Employees Represents the number of shares of common stock issued to certain directors, officers and employees. Stock exchange ratio Common Stock Exchange Ratio The ratio applied to the exchange of class B common stock in the Reorganization Transactions. Economic interest (as a percent) Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Shares outstanding Shares issued to the Exchanging Existing Owners Common Stock Number of Shares Issued to Exchanging Existing Owners Represents the number of shares of common stock issued to the Exchanging Existing Owners. Units outstanding Limited Partners' Capital Account, Units Outstanding Units held by company Number of Units Held by General Partner Represents the number of units held by the general partner. Units held by the Continuing the Company Limited Partners Number of Units Held by Continuing the Company Limited Partners Represents the number of units held by the Continuing the Company Limited Partners. Limited partners ownership interest (in percent) Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest Ownership interest in subsidiaries (in percent) Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions Ownership restriction, maximum percentage of outstanding capital stock Real Estate Investment Trust, Ownership Restriction, Percentage of Outstanding Capital Stock Real Estate Investment Trust, Ownership Restriction, Percentage of Outstanding Capital Stock Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Balance at December 31, 2013 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Transfer from level 2 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Paydowns/maturities Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Amortization of premium/discount Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Amortization of Premium or Discount Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Amortization of Premium or Discount Unrealized gain/(loss) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Realized gain/(loss) on sale Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Balance at December 31, 2014 Investments, Debt and Equity Securities [Abstract] Summary of securities which are classified as available-for-sale Available-for-sale Securities [Table Text Block] Schedule of fair value of the Company's securities by remaining maturity based upon expected cash flows Investments Classified by Contractual Maturity Date [Table Text Block] Mortgage loan receivables Mortgage Receivable [Member] Repurchase agreements - short term Repurchase agreements - long term Repurchase agreement liabilities Valuation Technique [Axis] Valuation Technique [Axis] Valuation Technique [Domain] Valuation Technique [Domain] Internal model, third-party inputs Internal Model Third Party Inputs Valuation Technique [Member] Represents the Internal model, third-party inputs technique used to measure fair value. Discounted Cash Flow Discounted Cash Flow Valuation Technique [Member] Represents the discounted cash flow technique used to measure fair value. Counterparty quotations Counterparty Quotations Valuation Technique [Member] Represents the counterparty quotations technique used to measure fair value. Broker quotations, pricing services Broker Quotations Pricing Services Valuation Technique [Member] Represents the broker quotations, pricing services technique used to measure fair value. Put Value Cost Approach Valuation Technique [Member] Fair Value Summary Fair Value Inputs Assets and Liabilities Quantitative Information [Line Items] Amortized Cost Basis Assets Amortized Cost Basis Represents the assets at amortized cost basis. Amortized Cost Basis Liabilities Amortized Cost Basis Represents the liabilities at amortized cost basis. Fair Value Assumptions: Fair Value Assumptions and Methodology for Assets and Liabilities [Abstract] Weighted average yield % Fair Value Inputs, Discount Rate Weighted Average Remaining Maturity/Duration Fair Value Inputs Remaining Maturity Period Represents the remaining maturity period, used as an input to measure fair value. Period of short interest rate reset risk Period of Short Interest Rate Reset Risk Represents the period of short interest rate reset risk. Impairment on security positions Impairment on Security Positions Fair Value Disclosure Represents the impairments on security positions at fair value. Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Outstanding Face Amount Investment Owned, Face Amount Amortized Cost Basis Available-for-sale Securities, Amortized Cost Basis Gross Unrealized Gains Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Losses Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Fair value of real estate securities Available-for-sale Securities # of Securities Available-for-sale Securities Number of Securities Indicates the number of real estate securities under each classification. Weighted Average Coupon % Available-for-sale Securities Weighted Average Coupon Percentage Represents the weighted average coupon percentage on available-for-sale securities under each classification. Weighted Average Yield % Available-for-sale Securities Weighted Average Yield Percentage Represents the weighted average yield on available-for-sale securities under each classification. Remaining Duration Available-for-sale Securities Remaining Maturity Period Represents the remaining maturity period of available-for-sale securities under each classification. First mortgage loan, held for sale First Mortgage Held-for-sale [Member] Loan secured by real property that has a first (highest) lien on such property in the event of default by the borrower and is held for sale by the entity. First mortgage loan, held for investment First Mortgage Held-for-Investment [Member] Loan secured by real property that has a first (highest) lien on such property in the event of default by the borrower and is held by the entity for investment. Mezzanine loan Mezzanine Loan [Member] A mortgage loan secured by the equity of a company owning real property. Carrying Value, Gross Loans Receivable, Gross, Commercial, Real Estate Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net income Adjustments to reconcile net income to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Loss on extinguishment of debt Gains (Losses) on Extinguishment of Debt Depreciation and amortization Depreciation, Depletion and Amortization Unrealized (gain) loss on derivative instruments Unrealized Gain (Loss) on Derivatives Unrealized (gain) loss on Agency interest-only securities Unrealized Gain (Loss) on Securities Provision for loan losses Provision for Loan Losses Expensed Amortization of equity based compensation Share-based Compensation Amortization of deferred financing costs included in interest expense Amortization of Financing Costs Amortization of premium on mortgage loan financing Amortization of Debt Discount (Premium) Amortization of above- and below-market lease intangibles Amortization of above and below Market Leases Accretion/amortization of discount, premium and other fees on loans Accretion (Amortization) of Discounts and Premiums, Loans Accretion (Amortization) of Discounts and Premiums, Loans Accretion/amortization of discount, premium and other fees on loans Accretion (Amortization) of Discounts and Premiums, Investments Realized gain on sale of mortgage loan receivables held for sale Realized gain on real estate securities Gain (Loss) on Sale of Securities, Net Realized gain on sale of real estate, net Realized gain on assignment of mortgage loan financing Gain (Loss) on Assignment of Loans Net The net gain (loss) resulting from an assignment of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes. Origination of mortgage loan receivables held for sale Payments for Origination of Mortgage Loans Held-for-sale Repayment of mortgage loan receivables held for sale Proceeds from Collection of Mortgage Loans Held-for-sale Proceeds from sales of mortgage loan receivables held for sale Proceeds from Sale of Mortgage Loans Held-for-sale Accrued interest receivable Increase (Decrease) in Accrued Interest Receivable, Net Earnings on investment in unconsolidated joint ventures Income (Loss) from Equity Method Investments Distributions from operations of investment in unconsolidated joint ventures Proceeds from Equity Method Investment, Dividends or Distributions Deferred tax asset Increase (Decrease) in Deferred Income Taxes Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Due to brokers Increase (Decrease) in Payables to Broker-Dealers and Clearing Organizations Due from brokers Increase (Decrease) in Receivables from Brokers-Dealers and Clearing Organizations Other assets Increase (Decrease) in Other Operating Assets Accrued expenses and other liabilities Increase (Decrease) in Accrued Liabilities Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations Cash flows used in investing activities: Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Reduction (addition) of cash collateral held by broker for derivatives Increase (Decrease) Cash Collateral from Counterparties Acquisition of fixed assets Payments to Acquire Property, Plant, and Equipment Purchase of derivative instruments Payments for Derivative Instrument, Investing Activities Purchases of real estate securities Payments to Acquire Available-for-sale Securities Repayment of real estate securities Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities Proceeds from sales of real estate securities Proceeds from Sale of Available-for-sale Securities Purchase of FHLB stock Payments to Acquire Federal Home Loan Bank Stock Origination and purchases of mortgage loan receivables held for investment Payments to Acquire Loans and Leases Held For Investment and Origination of Loans The cash outflow from purchases of loans held-for-investment or purchases of leases held-for-investment or origination of loans. Repayment of mortgage loan receivables held for investment Proceeds from Principal Repayments on Loans and Leases Held-for-investment Reduction (addition) of cash collateral held by broker Increase (Decrease) in Restricted Cash Excluding Derivative Collateral The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities excluding cash collateral held by broker associated with derivative instruments. Addition of deposits received for loan originations Proceeds from Loan Originations Security deposits included in other assets Increase (Decrease) in Restricted Cash Capital contributions to investment in unconsolidated joint ventures Payments to Acquire Equity Method Investments Distributions of return of capital from investment in unconsolidated joint ventures Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital Purchases of real estate Payments to Acquire Real Estate Held-for-investment Capital improvements of real estate Payments for Capital Improvements Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Deferred financing costs Payments of Financing Costs Proceeds from repurchase agreements Proceeds from Repurchase Agreement Represents the cash inflow from investments sold under the agreement to repurchase such investment. Repayment of repurchase agreements Repayments of Repurchase Agreement Represents the cash outflow from investments sold under the agreement to repurchase such investment. Proceeds from borrowings under credit agreements Proceeds from Long-term Lines of Credit Repayment of borrowings under credit agreements Repayments of Long-term Lines of Credit Proceeds from borrowings under credit and security agreement Proceeds from Secured Lines of Credit Proceeds from revolving credit facility Proceeds from Lines of Credit Repayment of revolving credit facility Repayments of Lines of Credit Proceeds from mortgage loan financing Proceeds from Issuance of Long-term Debt Repayment of mortgage loan financing Repayments of Long-term Debt Proceeds from FHLB borrowings Proceeds from Federal Home Loan Bank Borrowings Repayments of FHLB borrowings Repayments of Federal Home Loan Bank Borrowings Proceeds from Notes issued Proceeds from Issuance of Senior Long-term Debt Retirement of Notes issued Repayments of Senior Debt Partners’ capital contributions Proceeds from Partnership Contribution Partners’ capital distributions Distribution Made to Limited Partner, Cash Distributions Paid Capital distributed to noncontrolling interests in operating partnership Payments to Noncontrolling Interests Capital contributed by noncontrolling interests in consolidated joint ventures Proceeds from Noncontrolling Interests Capital distributed to noncontrolling interests in consolidated joint ventures Payments to Noncontrolling Interests in Joint Ventures Payments to Noncontrolling Interests in Joint Ventures Shares acquired to satisfy minimum required federal and state tax withholding on vesting restricted stock Payments Related to Tax Withholding for Share-based Compensation Issuance of common stock Proceeds from Issuance of Common Stock Common stock offering costs Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net increase (decrease) in cash Net Cash Provided by (Used in) Continuing Operations Cash and cash equivalents at beginning of period Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents at end of period Supplemental information: Supplemental Cash Flow Information [Abstract] Cash paid for interest Interest Paid Cash paid for income taxes Income Taxes Paid Supplemental disclosure of non-cash investing activities: Other Noncash Investing and Financing Items [Abstract] Transfer from mortgage loan receivables held for investment, at amortized cost to mortgage loan receivable held for sale Transfer of Portfolio Loans and Leases to Held-for-sale Transfer from real estate and related lease intangibles, net to real estate held for sale Real Estate Owned, Transfer from Real Estate Owned Supplemental disclosure of non-cash financing activities: Supplemental Disclosure of Non Cash Financing Activities [Abstract] Exchange of capital for common stock Contribution in Exchange for Common Stock Represents the amount of contributions in exchange for common stock under a non-cash transaction. Exchange of predecessor LP Units for common stock Exchange of Noncontrolling Interest for Common Stock Represents the amount of exchange of noncontrolling interest for common stock under a non-cash transaction. Change in deferred tax asset related to change in tax receivable agreement Deferred Tax Asset, Tax Receivable Agreement, Increase (Decrease) Deferred Tax Asset, Tax Receivable Agreement, Increase (Decrease) Increase in amount payable pursuant to tax receivable agreement Tax Receivable Agreement Liabilities Assumed in Noncash Operating Activity Represents the value of payable pursuant to the tax receivable agreement in noncash transactions. Rebalancing of ownership percentage between Company and Operating Partnership Rebalancing of Ownership Percentage Between Entity and Operating Partnership Represents the amount of rebalancing of ownership percentage between entity and operating partnership under a non-cash transaction. Schedule of offsetting of financial assets Offsetting Assets [Table Text Block] Schedule of offsetting of financial liabilities Offsetting Liabilities [Table Text Block] Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] In-place leases intangibles In Place Leases Intangibles [Member] Represents information pertaining to in-place leases intangibles. Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] 2015 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 2016 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2017 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2018 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2019 Finite-Lived Intangible Assets, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Net intangible assets Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Table] Derivative [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Caps 1MO LIB Interest Rate Cap [Member] 5-year Swap Interest Rate Future Five Year US Treasury Note [Member] Represents information pertaining to future based contracts for a five year US treasury note based on a market interest rate (index rate) over a specified period. 10-year Swap Interest Rate Future Ten Year US Treasury Note [Member] Represents information pertaining to future based contracts for a ten year US treasury note based on a market interest rate (index rate) over a specified period. Futures Future [Member] Swaps 3MO LIB Interest Rate Swap [Member] CMBX Credit Risk Contract CMBX [Member] Represents information pertaining to credit risk derivative instruments CMBX which are commercial mortgage backed securities indices. CDX Credit Risk Contract CDX [Member] Represents information pertaining to credit risk derivative instruments CDX which are credit default swap indices. Credit Derivatives Credit Risk Contract [Member] Derivative [Line Items] Derivative [Line Items] Notional Derivative, Notional Amount Fair value, Asset Fair value, Liability Remaining Maturity Derivative, Remaining Maturity Term of derivative contract Derivative, Term of Contract Noncontrolling Interest [Abstract] Noncontrolling Interest [Table] Noncontrolling Interest [Table] Corporate Joint Venture Corporate Joint Venture [Member] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Rebalancing of ownership percentage between Company and Operating Partnership Number of consolidated joint ventures Number of Consolidated Joint Ventures Number of Consolidated Joint Ventures Number of real estate properties Number of Real Estate Properties Noncontrolling interest ownership (in percent) Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Net (income) attributable to noncontrolling interest in operating partnership Schedule of breakdown of the derivatives outstanding Schedule of Derivative Instruments [Table Text Block] Schedule of net realized gains/(losses) and unrealized appreciation/(depreciation) on derivatives Schedule of Derivative Instruments Net Realized Gains (Losses) and Unrealized Appreciation (Depreciation) [Table Text Block] Tabular disclosure of net realized gains/(losses) and unrealized appreciation/(depreciation) on derivatives. REAL ESTATE SECURITIES Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] MORTGAGE LOAN RECEIVABLES Schedule of Mortgage Loans of Real Estate by Loan Disclosure [Text Block] The entire disclosure for mortgage loans on real estate. Earnings from investment in unconsolidated joint ventures Cash margins held as collateral for derivatives by counterparties Restricted Cash and Cash Equivalents Cash collateral held by counterparty Collateral Already Posted, Aggregate Fair Value Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table] Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Acquisitions Acquisitions Adjustment [Member] Represents information pertaining to acquisition adjustment. Consolidated Pro Forma Pro Forma [Member] Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] Operating lease income Operating Leases, Income Statement, Lease Revenue Net (income) loss attributable to noncontrolling interest in consolidated joint ventures Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to preferred and common unit holders Income (Loss) Attributable to Parent Net income attributable to stockholders and predecessor unit holders Net Income (Loss), Noncontrolling Interest [Table Text Block] Net Income (Loss), Noncontrolling Interest [Table Text Block] CMBS Within 1 year Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value 1-5 years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value 5-10 years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value After 10 years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value Fair value of real estate securities Other than temporary impairments included in consolidated statements of income Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Basis of Accounting and Principles of Consolidation [Table] Basis of Accounting and Principles of Consolidation [Table] Schedule of accounting policy for the entity's basis of accounting and principles of consolidation. Nature of Error [Axis] Nature of Error [Axis] Nature of Error [Domain] Nature of Error [Domain] Calculating Depreciation and Amortization Calculating Depreciation and Amortization [Member] Calculating Depreciation and Amortization [Member] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Building Building [Member] Building Fixtures and Building Improvements Building Fixtures and Building Improvements [Member] Represents information pertaining to building fixtures and building improvements. Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other Assets Other Assets [Member] Basis of accounting and principles of combination and consolidation Basis of Accounting and Principles of Consolidation [Line Items] Out-of-period adjustments recorded Quantifying Misstatement in Current Year Financial Statements, Amount Maximum cash amount insured at several financial institutions Cash, FDIC Insured Amount Tenant security deposits Escrow Deposit Number of mortgage loans impaired Number of Mortgage Loans Individually Impaired Represents the number of mortgage loans individually impaired. Expected term for completion of disposal Expected Term for Completion of Disposal Represents the expected term for completion of full disposal. Percentage of CMBS portfolio with below AA rating Percentage of Commercial Mortgage Backed Securities with Below AA Rating Percentage of Commercial Mortgage Backed Securities with Below AA Rating INCOME TAXES Income Tax Disclosure [Text Block] Statement of Financial Position [Abstract] Common stock, par value per share (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, no par value (in dollars per share) Common Stock, No Par Value Common stock, authorized shares Common Stock, Shares Authorized Common stock, issued shares Common Stock, Shares, Issued Common stock, outstanding shares Reclassified Previously Reported Cash Flow Information Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] Schedule IV - Mortgage Loans on Real Estate Mortgage Loans on Real Estate, by Loan Disclosure [Text Block] Predecessor Predecessor [Member] Weighted Average Fair Value (in dollars) Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Fair Value The weighted average fair value for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Amortization to compensation expense Components of the provision for income taxes Components of Income Tax Expense (Benefit), Continuing Operations [Abstract] Current expense Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Current Federal Tax Expense (Benefit) State and local Current State and Local Tax Expense (Benefit) Total current expense Current Income Tax Expense (Benefit) Deferred expense/(benefit) Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense (Benefit) State and local Deferred State and Local Income Tax Expense (Benefit) Total deferred expense/(benefit) Deferred Income Tax Expense (Benefit) Provision for income tax expense Income Tax Expense (Benefit) Summary of the Company's investments in unconsolidated joint ventures, which the entity accounts for using the equity method Schedule of Entity's Investments in Unconsolidated Joint Ventures [Table Text Block] Tabular disclosure of the entity's investments in unconsolidated joint ventures. Summary of the Company's allocated earnings based on its ownership interests from investment in unconsolidated joint ventures Schedule of Entity's Allocated Earnings Based on Ownership Interests from Investment in Unconsolidated Joint Ventures [Table Text Block] Tabular disclosure of the entity's allocated earnings based on its ownership interests from investment in unconsolidated joint ventures. Summary of the combined results from operations of the unconsolidated joint ventures for the period in which the Company had investment interests Schedule of Results from Operations of Unconsolidated Joint Ventures for the Period in which Entity had Investment Interests [Table Text Block] Tabular disclosure of the results from operations of the unconsolidated joint ventures for the period in which the entity had investment interests. Income Statement [Abstract] Net interest income Interest Income (Expense), Net [Abstract] Interest expense Interest Expense Net interest income Interest Income (Expense), Net Net interest income after provision for loan losses Other income Noninterest Income [Abstract] Tenant recoveries Tenant Reimbursements Gain (loss) on securities Unrealized gain (loss) on Agency interest-only securities Sale of real estate, net Fee income Fees and Commissions Net result from derivative transactions Gain (Loss) on Derivative Instruments, Net, Pretax Gain on assignment of mortgage loan financing Loss on extinguishment of debt Total other income Costs and expenses Costs and Expenses [Abstract] Salaries and employee benefits Labor and Related Expense Operating expenses Operating Expenses Real estate operating expenses Real Estate Operating Expenses Represents the amount of operating expenses related to real estate investments incurred during the period. Real estate acquisition costs Business Combination, Acquisition Related Costs Fee expense Fee Expenses Represents the amount of expense in the period for fees paid related to purchases of real estate and referral fees for origination of loans. Total costs and expenses Income before taxes Income tax expense Net income Net loss attributable to noncontrolling interest in consolidated joint ventures Earnings per share/common unit: Schedule of changes in accumulated other comprehensive income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] 2015 Operating Leases, Future Minimum Payments Receivable, Current 2016 Operating Leases, Future Minimum Payments Receivable, in Two Years 2017 Operating Leases, Future Minimum Payments Receivable, in Three Years 2018 Operating Leases, Future Minimum Payments Receivable, in Four Years 2019 Operating Leases, Future Minimum Payments Receivable, in Five Years Thereafter Operating Leases, Future Minimum Payments Receivable, Thereafter Total Operating Leases, Future Minimum Payments Receivable Depreciation expense Depreciation Amortization expense Amortization of Deferred Charges Total real estate depreciation and amortization expense Depreciation, Depletion and Amortization, Nonproduction Depreciation on corporate fixed assets Depreciation on Corporate Fixed Assets Represents the amount of depreciation on corporate fixed assets that reflects the allocation of the cost of tangible assets over the assets useful lives. Includes production and non-production related depreciation. Loan on non-accrual status Non Performing Loans Held-for-Investment [Member] Represents information pertaining to non performing loans held for investment. Carrying amount of transfers accounted for as secured borrowings assets Transfers Accounted for as Secured Borrowings, Assets, Carrying Amount Unamortized discounts included in mortgage loan receivables held for investment, at amortized cost Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums Number of loans on non-accrual status Mortgage Loans on Real Estate, Number of Loans Carrying value, net Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Southfield, MI Southfield, Michigan [Member] Southfield, Michigan [Member] Gallatin, TN Gallantin, Tennessee [Member] Gallantin, Tennessee [Member] Industrial Property Industrial Property [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Purchase Price Business Combination, Consideration Transferred Land Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land Building Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Buildings Intangibles Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Properties Ownership interest (percent) Real Estate Properties, Ownership Interest Real Estate Properties, Ownership Interest Number of units Number of Units in Real Estate Property Schedule III - Real Estate and Accumulated Depreciation SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Text Block] Statement of Comprehensive Income [Abstract] Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized gains on securities, net of tax: Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax [Abstract] Unrealized gain (loss) on real estate securities, available for sale Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Reclassification adjustment for (gains) losses included in net income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax Total other comprehensive income (loss) Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive income of combined Class A common shareholders and Predecessor unit holders Comprehensive Income Net of Tax Including Noncontrolling Interest in Operating Partnership Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity and noncontrolling interest in operating partnership. Excludes changes in equity resulting from investments by owners and distributions to owners. Comprehensive (income) attributable to predecessor unitholders Comprehensive Income Net of Tax Predecessor Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to predecessor unit holders. Excludes changes in equity resulting from investments by owners and distributions to owners. Comprehensive (income) attributable to noncontrolling interest in operating partnership Noncontrolling Interest in Comprehensive Income (Loss) Operating Partnerships Nonredeemable Amount after tax of comprehensive income (loss) attributable to nonredeemable noncontrolling partner in an operating partnership. Comprehensive income attributable to Class A common shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent EARNINGS PER SHARE Earnings Per Share [Text Block] Schedule of Error Corrections and Prior Period Adjustment Restatement [Table] Schedule of Error Corrections and Prior Period Adjustment Restatement [Table] As Originally Reported Scenario, Previously Reported [Member] Reclassification Scenario, Adjustment [Member] Error Corrections and Prior Period Adjustments Restatement [Line Items] Error Corrections and Prior Period Adjustments Restatement [Line Items] Net cash provided by (used in) operating activities Net cash provided by (used in) investing activities Net cash provided by (used in) financing activities Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Extinguishment of Debt [Axis] Extinguishment of Debt [Axis] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] Senior Notes Due, 2017 Senior Notes Due, 2017 [Member] Represents information pertaining to the senior notes due October 1, 2017. Credit and Security Agreement 2021 Notes Senior Notes Due 2021 [Member] Represents information pertaining to the senior notes that mature August 1, 2021. Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Credit Agreement Line of Credit [Member] Borrowings from the Federal Home Loan Bank Securities or Other Assets Sold under Agreements to Repurchase, Maturity Periods [Axis] Securities or Other Assets Sold under Agreements to Repurchase, Maturity Periods [Axis] Assets Sold under Agreements to Repurchase, Maturity Period [Domain] Assets Sold under Agreements to Repurchase, Maturity Period [Domain] Maturity 30 to 90 Days Maturity 30 to 90 Days [Member] Securities Financing Transaction [Axis] Securities Financing Transaction [Axis] Securities Financing Transaction [Domain] Securities Financing Transaction [Domain] Term master repurchase agreement Term Master Repurchase Agreement [Member] Represents information pertaining to term master repurchase agreement. Committed master repurchase agreements Committed Master Repurchase Agreements [Member] Represents information pertaining to committed master repurchase agreements. Uncommitted Securities Repurchase Facilities Uncommitted Securities Repurchase Facilities [Member] Represents information pertaining to uncommitted securities repurchase facilities. Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Letters of credit Letter of Credit [Member] Tuebor Tuebor Captive Insurance Company LLC [Member] Represents the information pertaining to Tuebor Captive Insurance Company LLC. Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] CMBS and U.S. Agency Securities Commercial Mortgage Backed Securities and US Agency Securities [Member] Represents information pertaining to CMBS and U.S. Agency Securities. First mortgage commercial real estate loans Ladder Capital Corp Ladder Capital Corp [Member] Represents information pertaining to Ladder Capital Corp. Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] One-Month LIBOR London Interbank Offered Rate (LIBOR) [Member] FINANCING Debt Instrument [Line Items] Number of agreements Debt Instrument Number of Agreements Represents number of agreements executed during the period. Committed amount on master repurchase agreement Securities Sold under Agreements to Repurchase Committed Amount Represents the committed amount as of the balance sheet date of securities that an institution sells and agrees to repurchase (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement, or repo. Advance rates (as a percent) Debt Instrument Advance Rates as A Percentage of Collateral Represents the advance rates as a percentage of collateral. Committed amount on credit agreement Line of Credit Facility, Maximum Borrowing Capacity Number of multiple committed financing counterparties Debt Instrument Number of Multiple Committed Financing Counterparties Represents number of multiple committed financing counterparties. Borrowings under credit agreement Long-term Line of Credit Spread on interest (as a percent) Debt Instrument, Basis Spread on Variable Rate Debt issued Debt Instrument, Face Amount Borrowing under credit and security agreement Long-term Debt Debt borrowings term Debt Instrument, Term Number of twelve-month extension maturity periods Line of Credit Facility, Number of Extensions of Maturity Period Represents the number of twelve-month extension maturity periods, subject to the satisfaction of customary conditions under the new revolving credit facility. Length of extension options Debt Instrument Length of Period of Extension Options Represents the length of period of the extension options. Number of remaining periods of extension options Debt Instrument Number of Remaining Periods of Extension Options Represents the number of remaining periods of extension options. Restricted equity from payment as dividend Retained Earnings, Appropriated Stated interest rate, minimum (as a percent) Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum Stated interest rate, maximum (as a percent) Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum Mortgage loan financing Secured Debt Net unamortized premiums Debt Instrument, Unamortized Discount (Premium), Net Amortization of premiums Collateral for debt instrument Debt Instrument, Collateral Amount Maximum advance limit Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available Advance rates of total assets (as a percent) Debt Instrument Advance Rates as a Percentage of Total Assets Represents the advance rates as a percentage of total assets. FHLB borrowings outstanding Long-term Federal Home Loan Bank Advances Additional committed term financing available from FHLB Federal Home Loan Bank Advances Additional Committed Available Amount Represents the amount of additional committed term financing available from Federal Home Loan Bank. Amount restricted from transfer Amount of Restricted Net Assets Consolidated and Unconsolidated Subsidiaries Amount of restricted net assets of consolidated and unconsolidated subsidiaries. Interest rate (as a percent) Debt Instrument, Interest Rate, Stated Percentage Principle amount of debt repurchased Debt Instrument, Repurchased Face Amount Repurchase price of notes Debt Instrument, Repurchase Amount Ownership interest in subsidiary (as a percent) Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest Economic interest (as a percent) Noncontrolling Interest, Ownership Percentage by Parent Document and Entity Information Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Document Type Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag Entity Common Stock, Shares Outstanding Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Public Float Results from Operations Equity Method Investment, Summarized Financial Information, Income Statement [Abstract] Total revenues Equity Method Investment, Summarized Financial Information, Revenue Total expenses Equity Method Investment Summarized Financial Information Expenses Represents the amount of expenses reported by an equity method investment of the entity. Net income Equity Method Investment, Summarized Financial Information, Net Income (Loss) Financial Position Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract] Total assets Equity Method Investment, Summarized Financial Information, Assets Total liabilities Equity Method Investment, Summarized Financial Information, Liabilities Partners’/members’ capital Equity Method Investment Summarized Financial Information, Equity Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] LCRIP I Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segment Operating Segments [Member] Corporate / Other Corporate Nonsegment and Intersegment Elimination [Member] Corporate headquarters or functional department that may not earn revenues or may earn revenues that are only incidental to the activities of the entity and is not considered an operating segment and eliminating entries used in operating segment consolidation. Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Loans Loans [Member] Securities Available-for-sale Securities [Member] Real Estate Real Estate [Member] SEGMENT REPORTING Segment Reporting Information [Line Items] Number of reportable segments Number of Reportable Segments Interest expense Provision for loan losses Gain on securities Salaries and employee benefits Operating expenses Real estate operating expenses Real estate acquisition costs Fee expense Depreciation and amortization Total costs and expenses Tax expense Total assets Assets Investment in FHLB stock Federal Home Loan Bank Stock Deferred tax assets REAL ESTATE AND RELATED LEASE INTANGIBLES, NET Real Estate Owned [Text Block] Schedule of Fair Value, Off-balance Sheet Risks [Table] Schedule of Fair Value, Off-balance Sheet Risks [Table] Type of Arrangement and Non-arrangement Transactions [Axis] Type of Arrangement and Non-arrangement Transactions [Axis] Arrangements and Non-arrangement Transactions [Domain] Arrangements and Non-arrangement Transactions [Domain] Commitment to purchase GN construction loan securities GN Construction Loan Securities Purchase Commitments [Member] Represents the commitment to purchase GN Construction loan securities. First mortgage loan financing Mezzanine loan financing Unfunded Loan Commitments Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] Additional term of lease Lessee Leasing Arrangements, Operating Leases, Renewal Term Number of extension options Operating Lease Number of Extension Options Represents the number of extension options available under operating lease. Number of leases Operating Leases Number Represents the number of leases entered into by the entity. Rent expense Operating Leases, Rent Expense Period over which commitment is made to purchase loan securities Period over which Commitment is Made Represents the period over which commitment is made by the entity. Fixed prices (in dollars per unit) Fixed Price of Commitments Represents the fixed price under commitments of the entity. Commitment to purchase loan securities Commitments to Purchase Loan Securities Represents the total commitment amount to purchase loan securities. Funded Funded Commitments Represents the funded obligation under commitments of the entity. Remaining to be funded Commitments Remaining to be Funded Represents the obligation remaining to be funded under commitments of the entity. Fair value of commitments Commitments, Fair Value Disclosure Unfunded commitments of mortgage loan receivables held for investment Fair Value Disclosure, Off-balance Sheet Risks, Amount, Asset DERIVATIVE INSTRUMENTS Derivative Instruments and Hedging Activities Disclosure [Text Block] Unrealized Gain/(Loss) Unrealized Gain or Loss on Derivatives The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, held at each balance sheet date, that was included in earnings for the period. Realized Gain/(Loss) Derivative, Gain (Loss) on Derivative, Net Net Result from Derivative Transactions Summary of fair value Fair Value, by Balance Sheet Grouping [Table Text Block] Summary of financial assets and liabilities, both reported at fair value on a recurring basis or amortized cost/par Schedule of Fair Value Assets and Liabilities Measured on Recurring or Amortized Cost Basis [Table Text Block] Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis or on an amortized cost basis.. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). Schedule of changes in Level 3 of financial instruments Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Unrealized gain (loss) on securities, tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Reclassification adjustment for unrealized gains on securities, tax Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Schedule of segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Mortgage Loans on Real Estate [Line Items] Activity in loan portfolio Origination of mortgage loan receivables Repayment of mortgage loan receivables Proceeds from sales of mortgage loan receivables Realized gain on sale of mortgage loan receivables Loan loss provision Subsequent Events [Abstract] SUBSEQUENT EVENTS Subsequent Events [Text Block] Schedule of Real Estate Properties [Table] Schedule of Real Estate Properties [Table] Real Estate Property Ownership [Axis] Real Estate Property Ownership [Axis] Real Estate Properties [Domain] Real Estate Properties [Domain] Real estate sold Real Estate Properties Sold [Member] Represents real estate properties sold by the entity. Real Estate Properties [Line Items] Real Estate Properties [Line Items] Income from properties sold Income from Property Sold Represents income from properties sold as defined as operating lease income, plus tenant recoveries less depreciation and amortization. Schedule of real estate properties acquired Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block] Summary of income from the properties sold Summary of Income (Loss) from Properties Sold [Table Text Block] Tabular disclosure of income (loss) from properties sold. Schedule of unaudited pro forma information Business Acquisition, Pro Forma Information [Table Text Block] Schedule of additional detail related to the entity's real estate portfolio Schedule of Real Estate Properties by Category [Table Text Block] Tabular disclosure of real estate properties by category. Schedule of depreciation and amortization expense recorded Schedule of Depreciation and Amortization Expense [Table Text Block] Tabular disclosure of depreciation and amortization expense recorded. Schedule of expected amortization expense related to the acquired in-place lease intangibles, for property owned Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of contractual future minimum rent under leases Schedule of Operating Leases Future Minimum Payments Receivable [Table Text Block] Tabular disclosure of future minimum payments receivable in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. SELECTED QUARTERLY DATA (UNAUDITED) Quarterly Financial Information [Text Block] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Meridian Affiliated Entity [Member] RELATED PARTY TRANSACTIONS Related Party Transaction [Line Items] Fees incurred for loans originated Related Party Transaction, Amounts of Transaction Fees accrued and payable Due to Related Parties Schedule of future minimum rental payments Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of Assets Sold under Agreements to Repurchase [Table] Schedule of Assets Sold under Agreements to Repurchase [Table] 10/30/2016 Maturing on 30 October 2016 [Member] Maturing on 30 October 2016 [Member] 4/10/2016 Maturing on 10 April 2016 [Member] Represents the group of securities or other assets sold under the repurchase agreements which will mature on April 10, 2016. 5/18/2015 Maturing on 18 May 2015 [Member] Represents the group of securities or other assets sold under the repurchase agreements which will mature on May 18, 2015. 4/10/2014 Maturing on 10 April 2014 [Member] Represents the group of securities or other assets sold under the repurchase agreements which will mature on April 10, 2014. 5/26/2015 Maturing on 26 May 2015 [Member] Represents the group of securities or other assets sold under repurchase agreements which mature on May 26, 2015. Maturing on Various Date Maturing on Various Date [Member] Represents the group of securities or other assets sold under repurchase agreements which mature on various date. 1/24/2014 Maturing on 24 January 2014 [Member] Represents a group of securities or other assets sold under repurchase agreements which mature on January 24, 2014. 1/17/2014 Maturing on 17 January, 2014 [Member] Represents the group of securities or other assets sold under the repurchase agreements which will mature on January 17, 2014. Assets Sold under Agreements to Repurchase [Line Items] Assets Sold under Agreements to Repurchase [Line Items] Committed but Unfunded Securities Sold under Agreements to Repurchase Committed but Unfunded Amount Represents the committed but unfunded amount, as of the balance sheet date, of securities that an institution sells and agrees to repurchase (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement, or repo. Interest Rate(s) (as a percent) Assets Sold under Agreements to Repurchase, Interest Rate Carrying Amount of Collateral Fair Value of collateral Securities Sold under Agreements to Repurchase, Fair Value of Collateral Series B preferred units Assets Cash and cash equivalents Cash collateral held by broker Restricted Cash and Investments Mortgage loan receivables held for investment, net, at amortized cost Loans and Leases Receivable, Net Amount Mortgage loan receivables held for sale Loans Receivable Held for Sale Net not Part of Disposal Group or Discontinued Operation Amount classified as loans held for sale and not part of a disposal group or discontinued operation. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities. Real estate securities, available for sale Investments in unconsolidated joint ventures FHLB stock Derivative instruments Due from brokers Receivables from Brokers-Dealers and Clearing Organizations Accrued interest receivable Interest Receivable Other assets Other Assets Total assets Liabilities and Capital Liabilities and Equity [Abstract] Liabilities Repurchase agreements Borrowings under credit and security agreement Long-term Debt Under Credit and Security Agreement Long-term Debt Under Credit and Security Agreement Revolving credit facility Revolving Line of Credit Revolving Line of Credit Borrowings from the FHLB Senior unsecured notes Senior Notes Derivative instruments Amount payable pursuant to tax receivable agreement Accrued expenses Accrued Liabilities Other liabilities Other Liabilities Total liabilities Liabilities Commitments and contingencies Commitments and Contingencies Equity (Capital) Stockholders Equity and Partners Capital Including Portion Attributable to Noncontrolling Interest [Abstract] Preferred units Preferred Units, Preferred Partners' Capital Accounts Common units Common Units Value Represents the stated value of common units of ownership issued by a limited liability limited partnership (LLLP). Common stock value Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Total shareholders' equity (partners' capital) Stockholders' Equity Attributable to Parent Noncontrolling interest in operating partnership Noncontrolling Interest in Operating Partnerships Noncontrolling interest in consolidated joint ventures Noncontrolling Interest in Joint Ventures Total equity (capital) Total liabilities and equity (capital) Liabilities and Equity In-place leases and other intangibles In Place Leases and other Intangibles [Member] Represents information pertaining to in-place leases and other intangibles. Land Land [Member] Real estate Real Estate Investment Property, at Cost Less: Accumulated depreciation and amortization Real Estate Investment Property, Accumulated Depreciation Real estate and related lease intangibles, net NONCONTROLLING INTERESTS Noncontrolling Interest Disclosure [Text Block] Limited liability company Limited Liability Company [Member] Ownership interest (as a percent) Equity Method Investment, Ownership Percentage Percentage of investment of operating partner Minimum average net equity partnership investment as a basis for management fee reduction Minimum Average Net Equity Partnership Investment as Basis for Management Fee Reduction Represents the minimum average net equity partnership investment as a basis for management fee reduction. Management fee Number of loans sold to a related party Mortgage Loans on Real Estate Number of Loans Sold to Related Party The number of mortgage loans sold to a related party. Cost of mortgages sold to a related party Gain on sale of loan Gain (Loss) on Sale of Mortgage Loans Gain on sale of loans deferred (as a percent) Percentage of Gain (Loss) on Sale Deferred Represents the percentage of gain (loss) on sale of loans deferred. Maximum additional distribution percentage if return thresholds are met Equity Method Investment Maximum Additional Distribution Percentage if Return Thresholds are Met Represents the maximum additional distribution percentage if return thresholds are met. Percentage of costs related to assets the Company is obligated to provide Reimbursement of Expenses, Percentage Reimbursement of Expenses, Percentage Percentage of equity kicker received with right to convert upon capital event Percentage of Equity Kicker Received with Right to Convert upon Capital Event Associated with Loan Origination Represents the percentage of equity kicker received with right to convert upon capital event associated with loan origination. Preferred return used to determine distribution of excess cash flow (as a percent) Equity Method Investments Preferred Return Rate used to Determine Distribution of Excess Cash Flow Percent Percentage of preferred return used to determine distribution of excess cash flow under an equity method investment of the entity. Percentage of distribution of all excess cash flows and all disposition proceeds upon any sale entitled after consideration of preferred return and return of equity remaining in the property to operating partner Equity Method Investments Percentage of Distribution of Excess Cash Flows and All Disposition Proceeds upon any Sale Represents the percentage of distribution of all excess cash flows and all disposition proceeds upon any sale entitled after consideration of preferred return and return of equity remaining in the property to operating partner under an equity method investment of the entity. 2015 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2016 Long-term Debt, Maturities, Repayments of Principal in Year Two 2017 Long-term Debt, Maturities, Repayments of Principal in Year Three 2018 Long-term Debt, Maturities, Repayments of Principal in Year Four 2019 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Debt and Capital Lease Obligations