Earnings Per Share [Abstract] Earnings Per Share Earnings Per Share [Text Block] Equity Method Investments And Other Assets [Abstract] Equity Method Investments And Other Assets [Abstract] Equity Method Investments And Other Assets Disclosure [Text Block] Equity Method Investments and Joint Ventures Disclosure [Text Block] Deferred Compensation Arrangements [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] Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Award Type [Axis] Award Type [Axis] Award Type [Domain] Equity Award [Domain] 2012 Plan [Member] Two Thousand Twelve Stock Option Plan [Member] Two Thousand Twelve Stock Option Plan [Member] 2005 Plan [Member] Two Thousand Five Stock Option Plan [Member] Two Thousand Five Stock Option Plan [Member] Expected To Be Recognized During 2015 [Member] Expected To Be Recognized During 2015 [Member] Expected To Be Recognized During 2015 [Member] Expected To Be Recognized During 2016 [Member] Expected To Be Recognized During 2016 [Member] Expected To Be Recognized During 2016 [Member] Statement [Line Items] Statement [Line Items] Shares available for grants Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Stock Option Plan, Award Vesting Period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Common stock on date granted term period, years Incentive Stock Option Granted Term Period Incentive Stock Option Granted Term Period Share-based compensation expense Allocated Share-based Compensation Expense Weighted Average Fair Value Per Share, Options granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted Average Remaining Contractual Life (Years), Options outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Number of Shares Authorized, Available to Issue and Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Unrecognized compensation cost Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Aggregate Intrinsic Value, Options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Aggregate Intrinsic Value, Per Share, Options exercised Aggregate Intrinsic Value, Per Share, Options exercised Amount of accumulated per share difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. Policy Text Block [Abstract] Business Description and Basis of Presentation Business Description and Basis of Presentation [Text Block] Consolidation Consolidation, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Fair Value Of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Property, Plant and Equipment, Impairment Property, Plant and Equipment, Policy [Policy Text Block] Mortgage Notes Receivable Finance, Loan and Lease Receivables, Held-for-investment, Policy [Policy Text Block] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Concentration Risk, Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Marketable Securities Marketable Securities, Policy [Policy Text Block] Deferred Charges Deferred Charges, Policy [Policy Text Block] Revenue Recognition, Deferred Revenue Revenue Recognition, Deferred Revenue [Policy Text Block] Revenue Recognition Revenue Recognition, Policy [Policy Text Block] Derivatives Derivatives, Policy [Policy Text Block] Income Tax Income Tax, Policy [Policy Text Block] Segment Reporting Segment Reporting, Policy [Policy Text Block] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Award Date [Axis] Award Date [Axis] Award Date [Domain] Award Date [Domain] Grant Date 2-22-2011 [Member] Grant Date 2-22-2011 [Member] Grant Date 2-22-2011 [Member] Grant Date 2-25-2011 [Member] Grant Date 2-25-2011 [Member] Grant Date 2-25-2011 [Member] Grant Date 2-21-2012 [Member] Grant Date 2-21-2012 [Member] Grant Date 2-21-2012 [Member] Grant Date 2-25-2013 [Member] Grant Date 2-25-2013 [Member] Grant Date 2-25-2013 [Member] Grant Date 2-25-2014 [Member] Grant Date 2-25-2014 [Member] Grant Date 2-25-2014 [Member] 2005 Plan [Member] Two Thousand Five Plan [Member] 2005 Share Based Compensation Plan 1997 Plan [Member] Nineteen Ninety Seven Plan [Member] 1997 Share Based Compensation Plan Options outstanding, January 1 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Options granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Options forfeited Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Options outstanding, December 31 Options exercisable, December 31 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted Average Exercise Price, Options outstanding, January 1 Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price Weighted Average Exercise Price, Options granted Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Options exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Options forfeited Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Options outstanding, December 31 Weighted Average Exercise Price, Options exercisable, December 31 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted Average Remaining Contractual Life (Years), Options outstanding, December 31 Weighted Average Remaining Contractual Life (Years), Options exercisable, December 31 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value, Options outstanding, December 31 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Aggregate Intrinsic Value, Options exercisable, December 31 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Investment [Table] Investment [Table] Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] Holiday Acquisition Holdings [Member] Holiday Acquisition Holdings [Member] Holiday Acquisition Holdings [Member] Lease Escrow Deposits [Axis] Lease Escrow Deposits [Axis] Lease Escrow Deposits [Axis] Lease Escrow Deposits, Purpose [Domain] Lease Escrow Deposits, Purpose [Domain] [Domain] for Lease Escrow Deposits [Axis] Lease Security [Member] Lease Security [Member] Lease Security [Member] Capital Improvements Reserve [Member] Capital Improvements Reserve [Member] Capital Improvements Reserve [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Bickford Senior Living [Member] Bickford Senior Living [Member] Bickford Senior Living [Member] Investment [Line Items] Investment [Line Items] Equity Method Investment, Difference Between Carrying Amount and Underlying Equity Equity Method Investment, Difference Between Carrying Amount and Underlying Equity Number of Real Estate Properties Number of Real Estate Properties Net Assets Received In Acquisition of Equity-Method Investee Net Assets Received In Acquisition of Equity-Method Investee Net Assets Received In Acquisition of Equity-Method Investee Variable Interest Entity, Financial or Other Support, Amount Variable Interest Entity, Financial or Other Support, Amount Proceeds from Equity Method Investment, Dividends or Distributions Proceeds from Equity Method Investment, Dividends or Distributions Escrow deposit for tax deferred exchange Deposit Assets Lease escrow deposits Security Deposit Lessor Leasing Arrangements, Operating Leases, Term of Contract Lessor Leasing Arrangements, Operating Leases, Term of Contract Payments for Capital Improvements Payments for Capital Improvements Payments for Delayed Tax Exempt Exchange Payments for Delayed Tax Exempt Exchange Marketable Securities [Abstract] Investments In Marketable Securities [Text Block] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Statement of Financial Position [Abstract] Common stock, par value Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Common stock, shares outstanding Common Stock, Shares, Outstanding Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies [Table] Commitments and Contingencies [Table] This table relates to commitments and contingencies. The line items identify information about each value. Property Location [Axis] Property Location [Axis] This element represents the categories or states, cities and/or zip codes where properties are located. Property Location (City, State) [Domain] Property Location (City, State) [Domain] Description of the location (City, State) of health care properties, which distinguishes it from an organization's total portfolio of properties. Carmel, IN [Member] Carmel, IN [Member] Carmel, IN [Member] Investment Type [Axis] Investment Type [Axis] Investments [Domain] Investments [Domain] Development Commitment [Member] Development Commitment [Member] Development Commitment [Member] Sante Partners Commitment [Member] Sante Partners Commitment [Member] Sante Partners Commitment [Member] Chancellor Healthcare [Member] Chancellor Healthcare [Member] Chancellor Healthcare [Member] Discovery Regency Pointe [Member] Discovery Regency Pointe [Member] Discovery Regency Pointe [Member] SeniorTrust [Member] SeniorTrust [Member] SeniorTrust of Florida, Inc. Elder Trust [Member] Elder Trust [Member] Elder Trust [Member] Helix Healthcare [Member] Helix Healthcare [Member] Helix Healthcare [Member] Sante Partners [Member] Sante Partners [Member] Sante Partners [Member] Fundamental Long Term Care Holdings [Member] Fundamental Long Term Care Holdings [Member] This member represents Fundamental Long Term Care Holdings, LLC and its affiliates, a significant tenant. 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] Construction Loans [Member] Construction Loans [Member] Investment [Axis] Investment [Axis] Investment [Domain] Investment [Domain] Prestige Senior Living [Member] Prestige Senior Living [Member] Prestige Senior Living [Member] Bickford Development Properties [Member] Bickford Development Properties [Member] Bickford Development Properties [Member] Initial Bickford LOC Commitment Amount [Member] Initial Bickford LOC Commitment Amount [Member] Initial Bickford LOC Commitment Amount [Member] Bickford LOC Commitment Amount [Member] Bickford LOC Commitment Amount [Member] Bickford LOC Commitment Amount [Member] Chancellor - Loma Linda [Member] Chancellor - Loma Linda [Member] Chancellor - Loma Linda [Member] Chancellor - Baltimore [Member] Chancellor - Baltimore [Member] Chancellor - Baltimore [Member] Kentucky River Commitment [Member] Kentucky River Commitment [Member] This member represents a commitment for renovations on the Kentucky River facility. 1st Contingent Payment Amount [Member] 1st Contingent Payment Amount [Member] 1st Contingent Payment Amount [Member] Significant Acquisitions and Disposals by Transaction [Axis] Significant Acquisitions and Disposals by Transaction [Axis] Significant Acquisitions and Disposals, Transaction [Domain] Significant Acquisitions and Disposals, Transaction [Domain] Acquisition Helix Healthcare [Member] Acquisition Helix Healthcare [Member] This member represents the current period acquisitions contemplated or completed with Helix Healthcare. Letters of Credit Outstanding, Amount Letters of Credit Outstanding, Amount Note Receivable Interest Rate Note Receivable Interest Rate This concept reflects the interest rate to be received on a loan receivable. Number of Real Estate Properties To Be Constructed Number of Real Estate Properties To Be Constructed This element represents the number of real estate properties to be constructed, based on an agreement or commitment. Maximum Commitment For All Active Development Projects Maximum Commitment For All Active Development Projects This item represents the maximum commitment for all active development projects. Construction and Development Costs Construction and Development Costs Significant development and lease transactions Significant development and lease transactions The value of consideration committed by the Entity for the development and subsequent lease of a healthcare facility. Significant Acquisition, Cost, Receivable Cancelled Significant Acquisition, Cost, Receivable Cancelled This item represents the amount of a receivable that was cancelled as partial consideration in a significant acquisition. Significant Acquisition, Cost, Cash Significant Acquisition, Cost, Cash This item represents the cash proceeds transferred as partial consideration in a significant acquisition. Initial lease rate Initial lease rate The initial rate charged under a lease entered into in connection with the purchase of a property. Initial Lease Amount Initial Lease Amount The inital lease amount charged under a lease entered into in connection with the purchase of property. Percentage Rent Rate Percentage Rent Rate This element represents the rental revenue rate earned during the period from lessee-operators based on revenues generated in their operations, generally in excess of a base amount. Generally stipulated in the lease agreement, it usually will provide for a fixed percentage of revenue to be paid as additional (or possibly only) rent due the lessor, and may be based on gross revenues, net revenues, or multiple variations thereof. Purchase Option Amount Purchase Option Amount This item represents the amount of an outstanding purchase option. Significant acquisitions and disposals, acquisition costs or sale proceeds Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds Cash Paid In Settlement Of Contingent Purchase Consideration Liability Cash Paid In Settlement Of Contingent Purchase Consideration Liability This item represents the cash paid in settlement of a contingent purchase consideration liability. Business Combination, Contingent Consideration, Liability Business Combination, Contingent Consideration, Liability Gain on purchase liability settlement Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Supplemental Construction Loan Commitment Draw Supplemental Construction Loan Commitment Draw Supplemental Construction Loan Commitment Draw Construction of transitional rehabilitation center, number of beds Number of Units in Real Estate Property Capital improvements commitment Capital Improvements Commitment Capital Improvements Commitment Number of Lease Inducement Payments Number of Lease Inducement Payments Number of Lease Inducement Payments Asset Purchase, Contingent Consideration Arrangements, Earn Out Payments Asset Purchase, Contingent Consideration Arrangements, Earn Out Payments This item represents the maximum amount of contingent payments the seller of an asset could potentially earn. Lease Incentive Commitment Assessed As Not Probable Lease Incentive Commitment Assessed As Not Probable This item represents the amount of a payment or a series of payments related to a lease incentive commitment which has been assessed as not probable and therefore is not recorded as payable. Loans and Lease Receivable, Maximum Revolving Amount Loans and Lease Receivable, Maximum Revolving Amount Loans and Lease Receivable, Maximum Revolving Amount Revolving Note Receivable, Maximum Amount Available for Working Capital Purposes Revolving Note Receivable, Maximum Amount Available for Working Capital Purposes Revolving Note Receivable, Maximum Amount Available for Working Capital Purposes Revolving Note Receivable, Amount Outstanding Revolving Note Receivable, Amount Outstanding Revolving Note Receivable, Amount Outstanding Loans Receivable, Description of Variable Rate Basis Loans Receivable, Description of Variable Rate Basis Loans Receivable, Basis Spread on Variable Rate Loans Receivable, Basis Spread on Variable Rate Real Estate Investments During The Period Real Estate Investments During The Period Real Estate Investments During The Period Capital Improvements Commitment Funded Capital Improvements Commitment Funded Capital Improvements Commitment Funded Conditional future payments related to purchase/leaseback transaction Long-term Purchase Commitment, Amount Security Deposit Payments for Capital Improvements Real estate purchase liabilities Real estate purchase liabilities Real estate purchase liabilities Lease Inducement Payment, First Installment Year Lease Inducement Payment, First Installment Year This item represents the lease year when the first lease inducement payment may become payable. Lease Inducement Payment, Second Installment Year Lease Inducement Payment, Second Installment Year This item represents the lease year when the second lease inducement payment may become payable. Lease Inducement Payment, Third Installment Year Lease Inducement Payment, Third Installment Year This item represents the lease year when the third lease inducement payment may become payable. Loans and Leases Receivable, Net Amount Loans and Leases Receivable, Net Amount Investment And Other Gains [Abstract] Investment And Other Gains [Abstract] Investment And Other Gains [Text Block] Investment And Other Gains [Text Block] Investment And Other Gains [Text Block] Income Taxes [Abstract] Income Taxes [Abstract] Income Tax Disclosure [Text Block] Income Tax Disclosure [Text Block] Schedule IV - Mortgage Loans on Real Estate [Abstract] Schedule IV - Mortgage Loans on Real Estate [Abstract] Mortgage Loans on Real Estate, by Loan Disclosure [Text Block] Mortgage Loans on Real Estate, by Loan Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock [Member] Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Cumulative Dividends In Excess Of Net Income [Member] Retained Earnings, Appropriated [Member] Accumulated Other Comprehensive Income (Loss) [Member] Accumulated Other Comprehensive Income (Loss) [Member] Parent [Member] Parent [Member] Noncontrolling Interest [Member] Noncontrolling Interest [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance, shares Balance, value Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Net income attributable to common stockholders Net Income (Loss) Attributable to Parent Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Noncontrolling Interest, Increase from Subsidiary Equity Issuance Noncontrolling Interest, Increase from Subsidiary Equity Issuance Distributions to noncontrolling interest Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Stock Issued During Period, Shares, New Issues Stock Issued During Period, Shares, New Issues Stock Issued During Period, Value, New Issues Stock Issued During Period, Value, New Issues Shares issued on stock options exercised, shares Shares issued on stock options exercised, value Stock Issued During Period, Value, Stock Options Exercised Share-based Compensation Share-based Compensation Share-based compensation Assignment of net assets in equity-method investee Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt Dividends declared, $1.43 per share Dividends, Common Stock, Cash Balance, shares Balance, value Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Table] Derivative [Table] Derivative, by Nature [Axis] Derivative, by Nature [Axis] Derivative, Name [Domain] Derivative, Name [Domain] Interest Rate Swap, Date Entered, May 2012 [Member] Interest Rate Swap, Date Entered, May 2012 [Member] Interest Rate Swap, Date Entered, May 2012 [Member] Interest Rate Swap, Date Entered, June 2013 [Member] Interest Rate Swap, Date Entered, June 2013 [Member] Interest Rate Swap, Date Entered, June 2013 [Member] Interest Rate Swap, Date Entered, March 2014 [Member] Interest Rate Swap, Date Entered, March 2014 [Member] Interest Rate Swap, Date Entered, March 2014 [Member] Derivative [Line Items] Derivative [Line Items] Derivative, Fixed Interest Rate Derivative, Fixed Interest Rate Debt Instrument, Description of Variable Rate Basis Debt Instrument, Description of Variable Rate Basis Derivative, Basis Spread on Variable Rate Derivative, Basis Spread on Variable Rate Derivative, Notional Amount Derivative, Notional Amount Interest Rate Cash Flow Hedge Liability at Fair Value Interest Rate Cash Flow Hedge Liability at Fair Value New Real Estate Investments [Abstract] New Real Estate Investments [Abstract] Facility Type [Axis] Facility Type [Axis] This element represents the categories or type of health care properties that are currently in a portfolio. Facility Type [Domain] Facility Type [Domain] Description of the specific type of health care properties, which distinguishes it from an organization's total portfolio of properties. Senior Housing Community [Member] Senior Housing Community [Member] This is a facility type that may include Assisted Living, Independent Living or a combination known as a Senior Living Campus. Skilled Nursing Facility [Member] Skilled Nursing Facility [Member] This element represents a property or properties that are classified as a Skilled Nursing Facility, which differentiate them from other health care properties. Senior Living Communities [Member] Senior Living Communities [Member] Senior Living Communities [Member] Senior Living Management [Member] Senior Living Management [Member] Senior Living Management [Member] Number Of Real Estate Properties Acquired Number Of Real Estate Properties Acquired Number Of Real Estate Properties Acquired Fair Value Disclosures [Abstract] Fair Value Of Financial Instruments Fair Value Disclosures [Text Block] Limits On Common Stock Ownership [Abstract] Limits On Common Stock Ownership [Abstract] Common Stock Ownership Limit Common Stock Ownership Limit This item represents the maximum amount of the Company's common stock any individual shareholder is allowed to own represented as a percentage of the total number of shares outstanding as provided by certain provisions of the Company's charter. Excepted Holder Agreement, Common Stock, Ownership Limit Excepted Holder Agreement, Common Stock, Ownership Limit This item represents the maximum amount of the Company's common stock any individual shareholder is allowed to own as a result of the Excepted Holder Agreements which became effective May 12, 2008 represented as a percentage of the total number of shares outstanding as provided by certain provisions of the Company's charter. Stock Repurchase Program, Number of Shares Authorized to be Repurchased Stock Repurchase Program, Number of Shares Authorized to be Repurchased Award Type [Axis] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Non-vested stock options, January 1 Share Based Compensation Arrangement, By Share Based Payment Award, Options, Nonvested, Number The number of outstanding awards on stock option plans for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares. Options vested Share Based Compensation Arrangement, By Share Based Payment Award, Options, Nonvested, Vested In Period The decrease in the number of shares (or other type of equity) issuable under stock option plan pertaining to awards for which the grantee has gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units. Non-vested stock options, December 31 Weighted Average Grant Date Fair Value, Non-vested stock options, January 1 Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value Weighted Average Grant Date Fair Value, Options vested Share Based Compensation Arrangement, By Share Based Payment Award, Options Nonvested, Vested In Period, Weighted Average Grant Date Fair Value The weighted average fair value as of grant date pertaining to a stock option award for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with terms of the arrangement. Weighted Average Grant Date Fair Value, Non-vested stock options, December 31 Document And Entity Information [Abstract] Document and Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Current Reporting Status Entity Current Reporting Status Entity Public Float: Entity Public Float Entity Voluntary Filers: Entity Voluntary Filers Entity Well-known Seasoned Issuer: Entity Well-known Seasoned Issuer Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax Dividend Income On Marketable Securities Dividend Income On Marketable Securities This item represents dividend income on marketable securities. Selected Quarterly Financial Data [Abstract] Selected Quarterly Financial Data [Abstract] Net revenues Revenues Investment and other gains Realized Investment Gains (Losses) Income from continuing operations attributable to common stockholders Income (Loss) from Continuing Operations Attributable to Parent Discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net income attributable to common stockholders Weighted average common shares outstanding: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Basic Weighted Average Number of Shares Outstanding, Basic Diluted Weighted Average Number of Shares Outstanding, Diluted Earnings per common share: Basic: Earnings Per Share, Basic [Abstract] Income from continuing operations attributable to common stockholders Income (Loss) from Continuing Operations, Per Basic Share Discontinued operations Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Net income per common share attributable to common stockholders Earnings Per Share, Basic Diluted: Earnings Per Share, Diluted [Abstract] Income from continuing operations attributable to common stockholders Income (Loss) from Continuing Operations, Per Diluted Share Discontinued operations Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Net income per common share attributable to common stockholders Earnings Per Share, Diluted Schedule of Debt [Abstract] Schedule of Debt [Abstract] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Debt Instrument, Name, HUD Mortgages [Member] Debt Instrument, Name, HUD Mortgages [Member] Debt Instrument, Name, HUD Mortgages [Member] Debt Instrument, Name, Fannie Mae Term Loans [Member] Debt Instrument, Name, Fannie Mae Term Loans [Member] Debt Instrument, Name, Fannie Mae Term Loans [Member] Debt Instrument, Name, Convertible Senior Notes [Member] Debt Instrument, Name, Convertible Senior Notes [Member] Debt Instrument, Name, Convertible Senior Notes [Member] Debt Instrument, Unamortized Discount Debt Instrument, Unamortized Discount Convertible senior notes - unsecured (net of discount of $6,963) Convertible Debt Revolving credit facility - unsecured Long-term Line of Credit Bank term loans - unsecured Unsecured Debt Fannie Mae term loans - secured (including premium of $1,756) Secured Debt Debt, Long-term and Short-term, Combined Amount Debt, Long-term and Short-term, Combined Amount Debt Instrument, Unamortized Premium Debt Instrument, Unamortized Premium Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Interest Expense [Table Text Block] Schedule of Interest Expense [Table Text Block] Schedule of Interest Expense [Table Text Block] Schedule of Interest Rate Derivatives [Table Text Block] Schedule of Interest Rate Derivatives [Table Text Block] Schedule II - Valuation and Qualifying Accounts [Abstract] Schedule II - Valuation and Qualifying Accounts [Abstract] Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Equity Method Investments Equity Method Investments Loan costs and prepaid expenses Prepaid Expense and Other Assets, Current Accounts receivable and others assets Accounts Receivable, Net, Current Replacement reserve and tax escrows - Fannie Mae Escrow Deposit Equity-method investment and other assets Deferred Costs and Other Assets Real Estate [Abstract] New Real Estate Investments [Table Text Block] New Real Estate Investments [Table Text Block] New Real Estate Investments [Table Text Block] Summary of NHC Percentage Rent [Table Text Block] Summary of NHC Percentage Rent [Table Text Block] Tabular disclosure of the components of NHC's percentage rent recognized during a reporting period, which consists of the prior and current year. Business Acquisition, Pro Forma Information [Table Text Block] Business Acquisition, Pro Forma Information [Table Text Block] Future Minimum Lease Payments [Table Text Block] Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Quarterly Financial Information [Text Block] Quarterly Financial Information [Text Block] Future Minimum Lease Payments [Abstract] Future Minimum Lease Payments [Abstract] Operating Leases, Future Minimum Payments Due, Next Twelve Months Operating Leases, Future Minimum Payments Due, Next Twelve Months Operating Leases, Future Minimum Payments, Due in Two Years Operating Leases, Future Minimum Payments, Due in Two Years Operating Leases, Future Minimum Payments, Due in Three Years Operating Leases, Future Minimum Payments, Due in Three Years Operating Leases, Future Minimum Payments, Due in Four Years Operating Leases, Future Minimum Payments, Due in Four Years Operating Leases, Future Minimum Payments, Due in Five Years Operating Leases, Future Minimum Payments, Due in Five Years Operating Leases, Future Minimum Payments, Due Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Operating Leases, Future Minimum Payments Due Operating Leases, Future Minimum Payments Due Accounting Policies [Abstract] Schedule of Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [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 [Member] Building [Member] Building Improvements [Member] Building Improvements [Member] Property, Plant and Equipment, Useful Life Property, Plant and Equipment, Useful Life Subsequent Events [Abstract] Subsequent Events [Text Block] Subsequent Events [Text Block] Commitments And Contingencies Commitments and Contingencies Disclosure [Text Block] Common Stock, Dividends, Per Share, Declared Common Stock, Dividends, Per Share, Declared Debt Instruments [Abstract] Debt Instrument, Interest Rate, Period [Axis] Debt Instrument, Interest Rate, Period [Axis] Debt Instrument, Interest Rate, Period [Axis] Debt Instrument, Interest Rate, Period [Domain] Debt Instrument, Interest Rate, Period [Domain] [Domain] for Debt Instrument, Interest Rate, Period [Axis] Debt Instrument, Interest Rate, Period, Year 1 [Member] Debt Instrument, Interest Rate, Period, Year 1 [Member] Debt Instrument, Interest Rate, Period, Year 1 [Member] Debt Instrument, Interest Rate, Period, After Year 1 [Member] Debt Instrument, Interest Rate, Period, After Year 1 [Member] Debt Instrument, Interest Rate, Period, After Year 1 [Member] Allocations [Axis] Allocations [Axis] Allocations [Axis] Allocations, Debt Issuance Costs [Domain] Allocations, Debt Issuance Costs [Domain] [Domain] for Allocations [Axis] Allocated to Debt [Member] Allocated to Debt [Member] Allocated to Debt [Member] Allocated to Equity [Member] Allocated to Equity [Member] Allocated to Equity [Member] Debt Instrument, Name, Revolving Credit Facility [Member] Debt Instrument, Name, Revolving Credit Facility [Member] Refers to specific disclosures related to the revolving portion of the credit facility. Debt Instrument Name, $130m Term Loan - June 2020 Maturity [Member] Debt Instrument Name, $130m Term Loan - June 2020 Maturity [Member] Debt Instrument Name, $130m Term Loan - June 2020 Maturity [Member] Debt Instrument Name, $120m Term Loans - June 2020 Maturity [Member] Debt Instrument Name, $120m Term Loans - June 2020 Maturity [Member] Debt Instrument Name, $120m Term Loans - June 2020 Maturity [Member] Debt Instrument, Name, Fannie Mae (A) [Member] Debt Instrument, Name, Fannie Mae (A) [Member] Debt Instrument, Name, Fannie Mae (A) [Member] Debt Instrument, Name, Fannie Mae (B) [Member] Debt Instrument, Name, Fannie Mae (B) [Member] Debt Instrument, Name, Fannie Mae (B) [Member] Debt Instrument, Name, Q3 2014 HUD Mortgages [Member] Debt Instrument, Name, Q3 2014 HUD Mortgages [Member] Debt Instrument, Name, Q3 2014 HUD Mortgages [Member] Proceeds from Convertible Debt Proceeds from Convertible Debt Debt Instrument, Convertible, Conversion Ratio Debt Instrument, Convertible, Conversion Ratio Convertible Debt Instrument, Conversion Ratio, Principal Amount, Basis Convertible Debt Instrument, Conversion Ratio, Principal Amount, Basis Convertible Debt Instrument, Conversion Ratio, Principal Amount, Basis Debt Instrument, Convertible, Conversion Price Debt Instrument, Convertible, Conversion Price Debt Instrument, Convertible, Number of Equity Instruments Debt Instrument, Convertible, Number of Equity Instruments Convertible Debt Debt Instrument, Convertible, Carrying Amount of Equity Component Debt Instrument, Convertible, Carrying Amount of Equity Component Debt Instrument, Interest Rate, Effective Percentage Debt Instrument, Interest Rate, Effective Percentage Debt Issuance Cost Debt Issuance Cost Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Maximum Borrowing Capacity Debt Instrument, Interest Rate, Stated Percentage Debt Instrument, Interest Rate, Stated Percentage Term Loans, Outstanding Balance Term Loans, Outstanding Balance This concept represents the outstanding balance of term loans. Debt Maturity, Extension Option, Number Of Years Debt Maturity, Extension Option, Number Of Years This element represents the number of years a debt maturity may be optionally extended beyond the current maturity. Credit Facility, Current Revolving Borrowing Capacity Credit Facility, Current Revolving Borrowing Capacity Amount of current revolving borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. Number of Term Loans Number of Term Loans Number of Term Loans Debt Instrument, Basis Spread on Variable Rate Debt Instrument, Basis Spread on Variable Rate Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Credit Facility Expansion Amount Credit Facility Expansion Amount The item represents the amount by which the maximum borrowing capacity of a credit facility could be expanded if an attached accordion feature were exercised. Unused balance of the unsecured revolving credit facility Line of Credit Facility, Remaining Borrowing Capacity Bank term loans - secured Interest Rate Cash Flow Hedge Liability at Fair Value Mortgage Loans on Real Estate, Interest Rate Mortgage Loans on Real Estate, Interest Rate Noncash or Part Noncash Acquisition, Debt Assumed Noncash or Part Noncash Acquisition, Debt Assumed Noncash or Part Noncash Acquisition, Value of Liabilities Assumed Noncash or Part Noncash Acquisition, Value of Liabilities Assumed Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Rate Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Rate Secured Debt, Outstanding Balance Secured Debt, Outstanding Balance This item represents the outstanding balance of secured borrowings at the end of the period. Expected Annual Rental Income Expected Annual Rental Income This item represents the expected annual billed rental income exclusive of any GAAP adjustment to recognize straight-line rental income. Schedule Of Marketable Securities Marketable Securities [Table Text Block] Valuation Allowances and Reserves, Balance, January 1 Valuation Allowances and Reserves, Balance Valuation Allowances and Reserves, Charged to Cost and Expense Valuation Allowances and Reserves, Charged to Cost and Expense Valuation Allowances and Reserves, Deductions Valuation Allowances and Reserves, Deductions Valuation Allowances and Reserves, Balance, December 31 Loan and realty losses (recoveries), net Loan and Lease Losses and Recoveries, Net This item represents the amount of loan and realty impairments net of any applicable gains or recoveries. Mortgage Loans On Real Estate, Impairment Mortgage Loans On Real Estate, Impairment This element represents the total amount of other than temporary impairment charges taken during the current period. Allowance for Loan and Lease Loss, Recovery of Bad Debts Allowance for Loan and Lease Loss, Recovery of Bad Debts Investment In Preferred Stock, At Cost [Abstract] INVESTMENT IN PREFERRED STOCK, AT COST [Abstract] Investment In Preferred Stock, At Cost Cost-method Investments, Description [Text Block] Significant Business Combination Proforma [Abstract] Significant Business Combination Proforma [Abstract] Revenue Business Acquisition, Pro Forma Revenue Net income Business Acquisition, Pro Forma Net Income (Loss) Net income available to common stockholders Business Acquisition, Pro Forma Net income Available To Common Stockholders Business Acquisition, Pro Forma Net income Available To Common Stockholders Basic earnings per share Business Acquisition, Pro Forma Earnings Per Share, Basic Diluted earnings per share Business Acquisition, Pro Forma Earnings Per Share, Diluted Share-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Available-for-sale Securities, Amortized Cost Basis Available-for-sale Securities, Amortized Cost Basis Available-for-sale Securities, Equity Securities Available-for-sale Securities, Equity Securities Schedule III - Real Estate and Accumulated Depreciation [Abstract] Schedule III - Real Estate and Accumulated Depreciation [Abstract] SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table] SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table] Name of Property [Axis] Name of Property [Axis] Name of Property [Domain] Name of Property [Domain] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Real Estate [Domain] Real Estate [Domain] SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] SEC Schedule III, Real Estate, Gross, January 1 SEC Schedule III, Real Estate, Gross Payments to Acquire Property, Plant, and Equipment Payments to Acquire Property, Plant, and Equipment Change In Accounts Payable, Real Property Additions Change In Accounts Payable, Real Property Additions This item represents the change in accounts payable from the prior period as a result of additions to real property. Additions Through Contingent Liabilities Additions Through Contingent Liabilities Amount of increase to real estate investments during the period that can be attributed through contingent liabilities. Additions Through Assumption Of Debt Additions Through Assumption Of Debt Amount of increase to real estate investments during the period that can be attributed through assumption of debt. Property Additions Through Conveyance Of Noncontrolling Interest Property Additions Through Conveyance Of Noncontrolling Interest This item represents property additions through conveyance of noncontrolling interest in a subsidiary. Additions Through Settlement Of Mortgage Note Additions Through Settlement Of Mortgage Note Amount of increase to real estate investments during the period that can be attributed through settlement of mortgage note. SEC Schedule III, Real Estate, Cost of Real Estate Sold SEC Schedule III, Real Estate, Cost of Real Estate Sold SEC Schedule III, Real Estate, Other Additions SEC Schedule III, Real Estate, Other Additions SEC Schedule III, Real Estate, Other Deductions SEC Schedule III, Real Estate, Other Deductions SEC Schedule III, Real Estate, Gross, December 31 SEC Schedule III, Real Estate Accumulated Depreciation, January 1 SEC Schedule III, Real Estate Accumulated Depreciation SEC Schedule III, Real Estate Accumulated Depreciation, Depreciation Expense SEC Schedule III, Real Estate Accumulated Depreciation, Depreciation Expense SEC Schedule III, Real Estate Accumulated Depreciation, Real Estate Sold SEC Schedule III, Real Estate Accumulated Depreciation, Real Estate Sold SEC Schedule III, Real Estate Accumulated Depreciation, Other Additions SEC Schedule III, Real Estate Accumulated Depreciation, Other Additions SEC Schedule III, Real Estate Accumulated Depreciation, Other Deductions SEC Schedule III, Real Estate Accumulated Depreciation, Other Deductions SEC Schedule III, Real Estate Accumulated Depreciation, December 31 Mortgage Loans on Real Estate Schedule [Table] Mortgage Loans on Real Estate Schedule [Table] Assisted Living Facility [Member] Assisted Living Facility [Member] This element represents a property/properties that is/are classified as an Assisted Living Facility, which differentiate them from other health care properties. Transitional Rehabilitation Facility [Member] Transitional Rehabilitation Facility [Member] Transitional Rehabilitation Facility [Member] First Mortgage [Member] First Mortgage [Member] Second Mortgage [Member] Second Mortgage [Member] Grundy, VA [Member] Grundy, VA [Member] Grundy, VA [Member] Virginia Beach, VA [Member] Virginia Beach, VA [Member] Virginia Beach, VA [Member] Lexington, VA [Member] Lexington, VA [Member] Lexington, VA [Member] Brookneal, VA [Member] Brookneal, VA [Member] Brookneal, VA [Member] Laurel Fork, VA [Member] Laurel Fork, VA [Member] Laurel Fork, VA [Member] Front Royal, VA [Member] Front Royal, VA [Member] Front Royal, VA [Member] Owatonna, MN [Member] Owatonna, MN [Member] Owatonna, MN [Member] Mesa, AZ [Member] Mesa, AZ [Member] Mesa, AZ [Member] Ocala, FL [Member] Ocala, FL [Member] Ocala, FL [Member] Naples, FL [Member] Naples, FL [Member] Naples, FL [Member] Mortgage Loans on Real Estate [Line Items] Mortgage Loans on Real Estate [Line Items] Mortgage Loans on Real Estate, Final Maturity Date Mortgage Loans On Real Estate, Final Maturity Date, Year The stated maturity date of the mortgage loan receivable on real estate or a range of maturity dates for a group of loans. Mortgage Loans on Real Estate, Periodic Payment Terms Mortgage Loans on Real Estate, Periodic Payment Terms Mortgage Loans on Real Estate, Carrying Amount of Mortgages Mortgage and Other Notes Receivable, Original Face Amount This element relfects the aggregate original face amount for a specific category of mortgage and other notes receivable. Mortgage Loans on Real Estate, Carrying Amount of Mortgages Mortgage Loans on Real Estate, Carrying Amount of Mortgages Mortgage Loans on Real Estate, Principal Amount of Delinquent Loans Mortgage Loans on Real Estate, Principal Amount of Delinquent Loans Income Taxes [Table] Income Taxes [Table] Income Taxes [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Taxable REIT Subsidiary [Member] Majority-Owned Subsidiary, Unconsolidated [Member] Other than Taxable REIT Subsidiary [Member] Other than Taxable REIT Subsidiary [Member] Other than Taxable REIT Subsidiary [Member] Income Taxes [Line Items] Income Taxes [Line Items] [Line Items] for Income Taxes [Table] Income Tax Expense (Benefit) Income Tax Expense (Benefit) Deferred Income Tax Expense (Benefit) Deferred Income Tax Expense (Benefit) Income Taxes Paid Income Taxes Paid Preferred Dividends [Member] Preferred Dividends [Member] Preferred Dividends [Member] Investment income and other Investment Income, Net Investment in cumulative preferred stock of LTC properties Investment in Cumulative Preferred Stock Investment in cumulative preferred stock Original cost of cost method investments Original cost of cost method investments This item represents the original cost of investments accounted for under the cost method. Nonvoting Convertible Preferred Stock Nonvoting Convertible Preferred Stock Nonvoting convertible preferred stock Closing Price Of LTC's Common Stock Closing Price Of LTC's Common Stock This item represents the closing price of LTC's common stock at the end of the reporting period. Preferred Stock, Dividend Rate, Percentage Preferred Stock, Dividend Rate, Percentage Preferred Stock, Liquidation Preference Per Share Preferred Stock, Liquidation Preference Per Share Schedule of Dividends Paid, Per Share [Table Text Block] Schedule of Dividends Paid, Per Share [Table Text Block] This item represents a schedule of the amount of dividends paid during the period on a per share basis. Discontinued Operations and Disposal Groups [Abstract] Schedule Of Income From Discontinued Operations Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block] Carrying Value and Fair Value, Financial Instruments Not Carried At Fair Value [Abstract] Carrying Value and Fair Value, Financial Instruments Not Carried At Fair Value [Abstract] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Reported Value Measurement [Member] Reported Value Measurement [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 3 [Member] Liability Class [Axis] Liability Class [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Variable Interest Rate Debt [Member] Variable Interest Rate Debt [Member] Variable Interest Rate Debt [Member] Fixed Interest Rate Debt [Member] Fixed Interest Rate Debt [Member] Fixed Interest Rate Debt [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Debt Instrument, Fair Value Disclosure Debt Instrument, Fair Value Disclosure Schedule of Earnings Per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Financing Receivable, Net [Abstract] Mortgage Notes Receivable Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Equity-Method Investment And Other Assets Disclosure [Table Text Block] Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] Statement of Comprehensive Income [Abstract] Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Change in unrealized gains on securities Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Less: reclassification adjustment for gains in net income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Increase (decrease) in fair value of cash flow hedge Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Less: reclassification adjustment for amounts recognized in net income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax Total other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Comprehensive income Less: comprehensive income attributable to noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Net Income (Loss) Attributable to Noncontrolling Interest Net Income (Loss) Attributable to Noncontrolling Interest Comprehensive income attributable to common stockholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Assets Assets [Abstract] Land Land Buildings and improvements Investment Building and Building Improvements Construction in progress Construction in Progress, Gross Real estate properties, gross Real Estate Investment Property, at Cost Less accumulated depreciation Real Estate Investment Property, Accumulated Depreciation Real estate properties, net Real Estate Investment Property, Net Mortgage and other notes receivable, net Investment in preferred stock, at cost Cost Method Investments Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Marketable securities Marketable Securities Straight-line rent receivable Deferred Rent Receivables, Net Equity-method investment and other assets Total Assets Assets Liabilities and Equity Liabilities and Equity [Abstract] Debt Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities Dividends Payable Dividends Payable Lease deposit liabilities Security Deposit Liability Deferred income Deferred Revenue Total Liabilities Liabilities Commitments and Contingencies Commitments and Contingencies National Health Investors Stockholders' Equity: Stockholders' Equity Attributable to Parent [Abstract] Common stock, $.01 par value; 40,000,000 shares authorized; 33,051,176 and 27,857,217 shares issued and outstanding, respectively Common Stock, Value, Issued Capital in excess of par value Additional Paid in Capital, Common Stock Cumulative net income in excess (deficit) of dividends Accumulated Distributions in Excess of Net Income Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Total National Health Investors Stockholders' Equity Stockholders' Equity Attributable to Parent Noncontrolling interest Stockholders' Equity Attributable to Noncontrolling Interest Total Equity Total Liabilities and Equity Liabilities and Equity Gain on payoff of mortgage note receivable Gain (Loss) on Sale of Mortgage Loans Gains on sales of marketable securities Marketable Securities, Realized Gain (Loss) Gain on purchase liability settlement Gain on purchase liability settlement Gain on purchase liability settlement Other gains Other Nonoperating Gains (Losses) Investment and other gains Other Nonoperating Income Quarterly Financial Information 2014 & 2013 Schedule of Quarterly Financial Information [Table Text Block] Summary of NHC Percentage Rent (Details) [Abstract] Summary of NHC Percentage Rent (Details) [Abstract] Current year [Member] Final Determination Based On Current Year Revenues [Member] This item represents the current year revenues and distinguishes it from prior years.. Prior year final certification [Member] Final Determination Based On Prior Year Revenues [Member] Final determination based on prior year revenues [Member] National Healthcare Corporation [Member] National Healthcare Corporation [Member] National HealthCare Corporation [Member] Total percentage rent Operating Leases, Income Statement, Percentage Revenue Schedule III - Real Estate and Accumulated Depreciation [Text Block] SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Text Block] Real Estate Disclosure [Text Block] Real Estate Disclosure [Text Block] Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation Depreciation, Nonproduction Amortization Amortization of Financing Costs Amortization Amortization Of Financing Costs, Exclusive Of Amounts Written Off Amortization of financing costs exclusive of amounts written off due to a restructuring of in-place debt instruments Straight-line rental income Straight Line Rent Unamortized debt premium written off Other Noncash Income (Expense) Write-off of debt issuance costs Write off of Deferred Debt Issuance Cost Gain on sale of real estate Gain (Loss) on Sale of Properties Gain on payoff of mortgage note Gain (Loss) on Sales of Loans, Net Net realized gains on sales of marketable securities Income from equity-method investee Income (Loss) from Equity Method Investments Change in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Equity-method investment and other assets Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Deferred income Increase (Decrease) in Deferred Revenue Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Investment in mortgage and other notes receivable Payments to Acquire Mortgage Notes Receivable Collection of mortgage and other notes receivable Proceeds from Sale and Collection of Mortgage Notes Receivable Investment in real estate Payments to Acquire Real Estate Investment in real estate development Payments to Develop Real Estate Assets Investment in renovations of existing real estate Payments into facility repair escrows Payments into facility repair escrows This item represents cash payments into facility repair escrows during the period. Investment in equity-method investment Payments to Acquire Equity Method Investments Payment of real estate purchase liability Proceeds from disposition of real estate properties Proceeds from Sale of Other Real Estate Proceeds from sales of marketable securities Proceeds from Sale and Maturity of Marketable Securities Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Net change in borrowings under revolving credit facilities Line of Credit Facility, Increase (Decrease), Net Proceeds from convertible senior notes Proceeds from issuance of secured debt Proceeds from Issuance of Secured Debt Borrowings on term loan Proceeds from Bank Debt Payments of term loans Repayments of Long-term Debt Debt issuance costs Payments of Debt Issuance Costs Proceeds from equity offering, net Proceeds from Issuance of Common Stock Proceeds from exercise of stock options Proceeds from Stock Options Exercised Distributions to noncontrolling interest Payments to Noncontrolling Interests Dividends paid to stockholders Payments of Dividends Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities (Decrease) increase in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents, beginning of year Cash and cash equivalents, end of year Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Interest Paid Interest Paid Supplemental schedule of non-cash investing and financing activities: Noncash Investing and Financing Items [Abstract] Settlement of mortgage note by real estate acquisition Settlement Of Mortgage Note By Real Estate Acquisition Settlement Of Mortgage Note By Real Estate Acquisition Lease escrow deposits Escrow Deposits Related to Property Sales Escrow deposit for tax deferred exchange Escrow Deposit Disbursements Related to Property Acquisition Conditional consideration in asset acquisition Other Significant Noncash Transaction, Value of Consideration Given Accounts payable increase due to investments in real estate Discount on mortgage note receivable purchased Increase (Decrease) in Deposit Assets Assumption of debt in real estate acquisition Noncontrolling interest conveyed in acquisition Noncontrolling Interest, Increase from Sale of Parent Equity Interest Liabilities Measured At Fair Value, Level 3 Reconciliation Table [Abstract] Liabilities Measured At Fair Value, Level 3 Reconciliation Table [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Business Combination, Contingent Consideration, Liability, Period Start Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases, (Sales), Issuances, (Settlements) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases, (Sales), Issuances, (Settlements) Business Combination, Contingent Consideration, Liability, Period End Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Revenues [Abstract] Rental income Disposal Group, Including Discontinued Operation, Rental Income Other income Disposal Group, Including Discontinued Operation, Other Income Expenses [Abstract] Operating Expenses [Abstract] Depreciation Depreciation and Amortization, Discontinued Operations Operating income Disposal Group, Including Discontinued Operation, Operating Income (Loss) Gain on sale of real estate Gain (Loss) on Sale of Properties, Net of Applicable Income Taxes Total discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Weighted average common shares outstanding: Earnings Per Share, Basic, Other Disclosures [Abstract] Discontinued operations income per share: Earnings Per Share, Basic and Diluted [Abstract] Basic Discontinued operations per common share Schedule of Investment And Other Gains [Table Text Block] Schedule of Other Nonoperating Income (Expense) [Table Text Block] Mortgage Loans on Real Estate, January 1 Mortgage Loans on Real Estate Mortgage Loans on Real Estate, New Mortgage Loans Mortgage Loans on Real Estate, New Mortgage Loans Mortgage Loans On Real Estate Total Additions Mortgage Loans On Real Estate Total Additions This element represents the total amount of additions to mortgage loans during the reporting period. Mortgage Loans on Real Estate, Collections of Principal Mortgage Loans on Real Estate, Collections of Principal Mortgage Loans On Real Estate, Total Deductions Mortgage Loans On Real Estate, Total Deductions The total amount of reductions in principal on mortgage loans. Mortgage Loans on Real Estate, December 31 Income from discontinued operations BASIC: Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted Average Number of Shares Outstanding, Basic Income from continuing operations per common share, basic Discontinued operations per common share, basic DILUTED: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Weighted average common shares outstanding, diluted Weighted Average Number Diluted Shares Outstanding Adjustment Stock options, diluted Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Average dilutive common shares outstanding Income from continuing operations per common share Incremental shares excluded since anti-dilutive: Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract] Stock options with an exercise price in excess of the market price for our common shares Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Common Stock, Dividends, Per Share, Declared, Regular Common Stock Dividends, Per Share, Declared, Regular Aggregate regular dividends declared during the period for each share of common stock outstanding. Special dividends declared per common share1 Common Stock, Dividends, Per Share, Declared, Special Aggregate special dividends declared during the period for each share of common stock outstanding. Schedule of Interest Expense [Abstract] Schedule of Interest Expense [Abstract] Interest expense Interest Expense, Debt, Excluding Amortization Capitalized interest Interest Costs Capitalized Amortization of debt issuance costs and bond discount Unamortized premium written off as a result of debt payoff Write-off of Unamortized Debt Premium This item represents the amount of a previously recorded debt premium that was included in income during the period as a result of the payoff of a debt balance prior to maturity. This item excludes amounts included during the period for normal premium amortization. Debt issuance costs expensed due to credit facility modifications Total interest expense Interest Expense Schedule of Stock Option Valuation Assumptions [Table Text Block] Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Stock Option Activity [Table Text Block] Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Nonvested Share Activity [Table Text Block] Schedule of Nonvested Share Activity [Table Text Block] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 1 [Member] Available-for-sale Securities Available-for-sale Securities Cash Flow Hedge Derivative Instrument Assets at Fair Value Cash Flow Hedge Derivative Instrument Assets at Fair Value Cash Flow Hedge Derivative Instrument Liabilities at Fair Value Cash Flow Hedge Derivative Instrument Liabilities at Fair Value Tax Treatment of Common Stock Dividends [Axis] Tax Treatment of Common Stock Dividends [Axis] This axis classifies the tax treatments for common stock dividends. Tax Treatment Of Common Stock Dividends [Domain] Tax Treatment Of Common Stock Dividends [Domain] This domain discloses the tax treatment of common stock dividends of the reporting entity. Ordinary Income [Member] Ordinary Income [Member] Ordinary Income [Member] Capital Gain [Member] Capital Gain [Member] Capital Gain [Member] Return of Capital [Member] Return of Capital [Member] Return of Capital [Member] Common Stock, Dividends, Per Share, Cash Paid Common Stock, Dividends, Per Share, Cash Paid Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Schedule of Stock Option Valuation Assumptions [Abstract] Schedule of Stock Option Valuation Assumptions [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Significant Accounting Policies Significant Accounting Policies [Text Block] Limits On Common Stock Ownership [Text Block] Limits On Common Stock Ownership [Text Block] This item represents the entire disclosure for Limits On Common Stock Ownership. Secured By Real Estate [Member] Secured By Real Estate [Member] Secured By Real Estate [Member] Not Secured By Real Estate [Member] Not Secured By Real Estate [Member] Not Secured By Real Estate [Member] Mortgage Note Principal [Member] Mortgage Note Principal [Member] Mortgage Note Principal [Member] Accrued Interest Due [Member] Accrued Interest Due [Member] Accrued Interest Due [Member] Recovery Of Other Than Temporary Impairment [Member] Recovery Of Other Than Temporary Impairment [Member] Recovery Of Other Than Temporary Impairment [Member] Gain On Payoff Of Note Receivable [Member] Gain On Payoff Of Note Receivable [Member] Gain On Payoff Of Note Receivable [Member] Bickford Note Investment [Member] Bickford Note Investment [Member] Bickford Note Investment [Member] Georgia SNF Payoff [Member] Georgia SNF Payoff [Member] Georgia SNF Payoff [Member] Number of health care properties related to mortgage notes receivables Number Of Health Care Properties Related To Mortgage Notes Receivables Number Of Health Care Properties Related To Mortgage Notes Receivables Loan Term Loan Term The concept represents a total loan term in number of years Note Receivable, Renewal Term Note Receivable, Renewal Term Note Receivable, Renewal Term Allowance for Doubtful Accounts Receivable Allowance for Doubtful Accounts Receivable Loan and realty (recoveries) losses, net Number of Units in Real Estate Property Proceeds from Sale and Collection of Notes Receivable Proceeds from Sale and Collection of Notes Receivable Number of Real Estate Properties, Mortgage Security Number of Real Estate Properties, Mortgage Security This item represents the number of real estate properties used to secure a mortgage. Independent Living Facility [Member] Independent Living Facility [Member] This element represents a property or properties that are classified as an Independent Living Facility, which differentiate them from other health care properties. Medical Office Building [Member] Medical Office Building [Member] This element represents a property or properties that are classified as a Medical Office Building, which differentiate them from other health care properties. Hospital [Member] Hospital [Member] This element represents a property or properties that are classified as a Hospital, which differentiate them from other health care properties. NHC - 2013 Lease [Member] NHC - 2013 Lease [Member] NHC - 2013 Lease [Member] NHC - 1991 Lease [Member] NHC - 1991 Lease [Member] NHC - 1991 Lease [Member] Capital Improvement Commitment [Member] Capital Improvement Commitment [Member] Capital Improvement Commitment [Member] 2015 Bickford Development Properties [Member] 2015 Bickford Development Properties [Member] 2015 Bickford Development Properties [Member] Subleased Facilities [Member] Subleased Facilities [Member] Subleased Facilities [Member] Facility Lease-Up Status [Axis] Facility Lease-Up Status [Axis] Facility Lease-Up Status [Axis] Facility Lease-Up Status [Domain] Facility Lease-Up Status [Domain] [Domain] for Facility Lease-Up Status [Axis] Unstabilized Portfolio [Member] Unstabilized Portfolio [Member] Unstabilized Portfolio [Member] Property Location (City, State) [Domain] Milwaukie, OR [Member] Milwaukie, OR [Member] Milwaukie, OR [Member] Sacramento, CA [Member] Sacramento, CA [Member] Sacramento, CA [Member] Middletown, OH [Member] Middletown, OH [Member] Middletown, OH [Member] Number of Master Leases Number of Master Leases Number of Master Leases Number of States in which Entity Operates Number of States in which Entity Operates Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Asset Purchase Transaction Costs Asset Purchase Transaction Costs Asset Purchase Transaction Costs Operating Leases, Future Minimum Payments Receivable, Current Operating Leases, Future Minimum Payments Receivable, Current Minimum Annual Lease Income Minimum Annual Lease Income This element represents the minimum annual lease income to be received. Nonportfolio Assets, Original Cost Nonportfolio Assets, Original Cost This item represents the original cost of corporate assets that are not part of the investment portfolio. Real Estate Investment Property, Portfolio Assets Real Estate Investment Property, Portfolio Assets The element represents the original cost of all portfolio leased assets. Number of Lessees Number of Lessees The number of lessees of real estate property at the end of the period. Operating Leases, Income Statement, Lease Revenue Operating Leases, Income Statement, Lease Revenue Percentage of Continuing Revenue Percentage of Continuing Revenue This element represents the percentage of income recognized from a lease tenant. Estimated Future Development Cost Estimated Future Development Cost This item represents the total estimated future development costs for a specified development project. Number of Purchase Option Years at End of Lease Term Number of Purchase Option Years at End of Lease Term This item represents the number of years at the end of a lease term during which a tenant purchase option is open. Percentage rent Number of Years Until Lease Escalator Changes Number of Years Until Lease Escalator Changes Number of Years Until Lease Escalator Changes Lease Escalator Rate, From Lease Year 1 to Lease Year 3 Lease Escalator Rate, From Lease Year 1 to Lease Year 3 The initial escalator rate charged from lease year 1 and through lease year 3 under a lease entered into in connection with the purchase of a property. Lease Escalator Rate, After Lease Year 3 Lease Escalator Rate, After Lease Year 3 The initial escalator rate charged from lease year 3 through the end of the lease term under a lease entered into in connection with the purchase of a property. Capital Improvements Commitment Number of additional lease renewal options Number Of Additional Lease Renewal Options Number Of Additional Lease Renewal Options Business Acquisition, Percentage of Voting Interests Acquired Business Acquisition, Percentage of Voting Interests Acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Business Acquisition, Cost of Acquired Entity, Transaction Costs Business Acquisition, Transaction Costs Joint Venture Contributed Properties Ownership Interest Retained Joint Venture Contributed Properties Ownership Interest Retained This item represents the percentage of ownership interest which is retained subsequent to contribution into a joint venture. Joint Venture Contributed Properties Ownership Interest Surrendered Joint Venture Contributed Properties Ownership Interest Surrendered This item represents the percentage of ownership interest which is surrendered subsequent to contribution into a joint venture. Construction and Development Costs Lessor Leasing Arrangements, Operating Leases, Renewal Term Lessor Leasing Arrangements, Operating Leases, Renewal Term Lease Escalator Rate Lease Year 2 to Lease Year 4 Lease Escalator Rate Lease Year 2 to Lease Year 4 The initial lease escalator rate charged from lease year 2 through lease year 4 under a lease entered into in connection with the purchase of a property. Lease Escalator Rate after Lease Year 4 Lease Escalator Rate after Lease Year 4 The initial lease escalator to be charged starting after lease year 4 under a lease entered into in connection with the purchase of a property. Capital Improvements Commitment Funded Fair Value, Assets Measured on Recurring Basis [Abstract] Fair Value, Assets Measured on Recurring Basis [Abstract] Fair Value, Assets Measured on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Fair Value Measurements, Nonrecurring Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Income Statement [Abstract] Revenues: Rental income Interest income from mortgage and other notes Interest Income, Operating Revenues Expenses: Depreciation Depreciation, Continuing Operations This concept represents the total of all depreciation on tangible assets included in continuing operations. Interest expense Legal expense Legal Fees Franchise, excise and other taxes Franchise, excise and other taxes Franchise, excise and other taxes General and administrative General and Administrative Expense Total operating expenses Operating Expenses Income before equity-method investee, discontinued operations and noncontrolling interest Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income from equity-method investee Investment and other gains Income from continuing operations Operating Income (Loss) Discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Income from operations - discontinued Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Net income Less: net income attributable to noncontrolling interest Net income attributable to common stockholders Weighted average common shares outstanding: Net income per common share attributable to common stockholders Net income per common share attributable to common stockholders Major Property Class [Axis] Major Property Class [Axis] Major Property Class [Domain] Major Property Class [Domain] Subsequent Property Additions Purchased From NHC [Member] Subsequent Property Additions Purchased From NHC [Member] Subsequent Property Additions Purchased From NHC [Member] Anniston, AL [Member] Anniston, AL [Member] Anniston, AL [Member] Moulton, AL [Member] Moulton, AL [Member] Moulton, AL [Member] Avondale, AZ [Member] Avondale, AZ [Member] Avondale, AZ [Member] Brooksville, FL [Member] Brooksville, FL [Member] Brooksville, FL [Member] Crystal River, FL [Member] Crystal River, FL [Member] Crystal River, FL [Member] Dade City, FL [Member] Dade City, FL [Member] Dade City, FL [Member] Hudson, FL [Member] Hudson, FL [Member] Hudson, FL [Member] Merritt Island, FL [Member] Merritt Island, FL [Member] Merritt Island, FL [Member] New Port Richey, FL [Member] New Port Richey, FL [Member] New Port Richey, FL [Member] Plant City, FL [Member] Plant City, FL [Member] Plant City, FL [Member] Stuart, FL [Member] Stuart, FL [Member] Stuart, FL [Member] Trenton, FL [Member] Trenton, FL [Member] Trenton, FL [Member] Grangeville, ID [Member] Grangeville, ID [Member] Grangeville, ID [Member] Glasgow, KY [Member] Glasgow, KY [Member] Glasgow, KY [Member] Greenfield, MA [Member] Greenfield, MA [Member] Greenfield, MA [Member] Holyoke, MA [Member] Holyoke, MA [Member] Holyoke, MA [Member] Quincy, MA [Member] Quincy, MA [Member] Quincy, MA [Member] Taunton, MA [Member] Taunton, MA [Member] Taunton, MA [Member] Desloge, MO [Member] Desloge, MO [Member] Desloge, MO [Member] Joplin, MO [Member] Joplin, MO [Member] Joplin, MO [Member] Kennett, MO [Member] Kennett, MO [Member] Kennett, MO [Member] Maryland Heights, MO [Member] Maryland Heights, MO [Member] Maryland Heights, MO [Member] St. Charles, MO [Member] St. Charles, MO [Member] St. Charles, MO [Member] Voorhees, NJ [Member] Voorhees, NJ [Member] Voorhees, NJ [Member] Gahanna, OH [Member] Gahanna, OH [Member] Gahanna, OH [Member] Broken Arrow, OK [Member] Broken Arrow, OK [Member] Broken Arrow, OK [Member] Albany, OR [Member] Albany, OR [Member] Albany, OR [Member] Creswell, OR [Member] Creswell, OR [Member] Creswell, OR [Member] Forest Grove, OR [Member] Forest Grove, OR [Member] Forest Grove, OR [Member] Newberg, OR [Member] Newberg, OR [Member] Newberg, OR [Member] Myrtle Beach, SC [Member] Myrtle Beach, SC [Member] Myrtle Beach, SC [Member] Greenville, SC [Member] Greenville, SC [Member] Greenville, SC [Member] Manchester, NH [Member] Manchester, NH [Member] Manchester, NH [Member] Epsom, NH [Member] Epsom, NH [Member] Epsom, NH [Member] Anderson, SC [Member] Anderson, SC [Member] Anderson, SC [Member] Greenwood, SC [Member] Greenwood, SC [Member] Greenwood, SC [Member] Laurens, SC [Member] Laurens, SC [Member] Laurens, SC [Member] Orangeburg, SC [Member] Orangeburg, SC [Member] Orangeburg, SC [Member] Athens, TN [Member] Athens, TN [Member] Athens, TN [Member] Chattanooga, TN [Member] Chattanooga, TN [Member] Chattanooga, TN [Member] Dickson, TN [Member] Dickson, TN [Member] Dickson, TN [Member] Franklin, TN [Member] Franklin, TN [Member] Franklin, TN [Member] Hendersonville, TN [Member] Hendersonville, TN [Member] Hendersonville, TN [Member] Johnson City, TN [Member] Johnson City, TN [Member] Johnson City, TN [Member] Lewisburg, TN [Member] Lewisburg, TN [Member] Lewisburg, TN [Member] McMinnville, TN [Member] McMinnville, TN [Member] McMinnville, TN [Member] Milan, TN [Member] Milan, TN [Member] Milan, TN [Member] Pulaski, TN [Member] Pulaski, TN [Member] Pulaski, TN [Member] Lawrenburg, TN [Member] Lawrenburg, TN [Member] Lawrenburg, TN [Member] Dunlap, TN [Member] Dunlap, TN [Member] Dunlap, TN [Member] Smithville, TN [Member] Smithville, TN [Member] Smithville, TN [Member] Somerville, TN [Member] Somerville, TN [Member] Somerville, TN [Member] Sparta, TN [Member] Sparta, TN [Member] Sparta, TN [Member] Canton, TX [Member] Canton, TX [Member] Canton, TX [Member] Corinth, TX [Member] Corinth, TX [Member] Corinth, TX [Member] Ennis, TX [Member] Ennis, TX [Member] Ennis, TX [Member] Greenville, TX [Member] Greenville, TX [Member] Greenville, TX [Member] Houston, TX [Member] Houston, TX [Member] Houston, TX [Member] Kyle, TX [Member] Kyle, TX [Member] Kyle, TX [Member] Mesquite, TX [Member] Mesquite, TX [Member] Mesquite, TX [Member] Paris, TX [Member] Paris, TX [Member] Paris, TX [Member] San Antonio, TX [Member] San Antonio, TX [Member] San Antonio, TX [Member] Bristol, VA [Member] Bristol, VA [Member] Bristol, VA [Member] Rainbow City, AL [Member] Rainbow City, AL [Member] Rainbow City, AL [Member] Gilbert, AZ [Member] Gilbert, AZ [Member] Gilbert, AZ [Member] Glendale, AZ [Member] Glendale, AZ [Member] Glendale, AZ [Member] Tucson, AZ [Member] Tucson, AZ [Member] Tucson, AZ [Member] Bartow, FL [Member] Bartow, FL [Member] Bartow, FL [Member] Lakeland, FL [Member] Lakeland, FL [Member] Lakeland, FL [Member] Maitland, FL [Member] Maitland, FL [Member] Maitland, FL [Member] St. Cloud, FL [Member] St. Cloud, FL [Member] St. Cloud, FL [Member] Greensboro, GA [Member] Greensboro, GA [Member] Greensboro, GA [Member] Ames, IA [Member] Ames, IA [Member] Ames, IA [Member] Burlington, IA [Member] Burlington, IA [Member] Burlington, IA [Member] Cedar Falls, IA [Member] Cedar Falls, IA [Member] Cedar Falls, IA [Member] Clinton, IA [Member] Clinton, IA [Member] Clinton, IA [Member] Ft. Dodge, IA [Member] Ft. Dodge, IA [Member] Ft. Dodge, IA [Member] Iowa City, IA [Member] Iowa City, IA [Member] Iowa City, IA [Member] Marshalltown, IA [Member] Marshalltown, IA [Member] Marshalltown, IA [Member] Muscatine, IA [Member] Muscatine, IA [Member] Muscatine, IA [Member] Urbandale, IA [Member] Urbandale, IA [Member] Urbandale, IA [Member] Caldwell, ID [Member] Caldwell, ID [Member] Caldwell, ID [Member] Weiser, ID [Member] Weiser, ID [Member] Weiser, ID [Member] Bourbonnais, IL [Member] Bourbonnais, IL [Member] Bourbonnais, IL [Member] Moline, IL [Member] Moline, IL [Member] Moline, IL [Member] Peoria, IL [Member] Peoria, IL [Member] Peoria, IL [Member] Quincy, IL [Member] Quincy, IL [Member] Quincy, IL [Member] Rockford, IL [Member] Rockford, IL [Member] Rockford, IL [Member] Springfield, IL [Member] Springfield, IL [Member] Springfield, IL [Member] Crawfordsville, IN [Member] Crawfordsville, IN [Member] Crawfordsville, IN [Member] Crown Point, IN [Member] Crown Point, IN [Member] Crown Point, IN [Member] Greenwood, IN [Member] Greenwood, IN [Member] Greenwood, IN [Member] Lafayette, IN [Member] Lafayette, IN [Member] Lafayette, IN [Member] Wabash, IN [Member] Wabash, IN [Member] Wabash, IN [Member] Overland Park, KS [Member] Overland Park, KS [Member] Overland Park, KS [Member] Mission, KS [Member] Mission, KS [Member] Mission, KS [Member] Bastrop, LA [Member] Bastrop, LA [Member] Bastrop, LA [Member] Bossier City, LA [Member] Bossier City, LA [Member] Bossier City, LA [Member] Minden, LA [Member] Minden, LA [Member] Minden, LA [Member] West Monroe, LA [Member] West Monroe, LA [Member] West Monroe, LA [Member] Baltimore, MD [Member] Baltimore, MD [Member] Baltimore, MD [Member] Battle Creek, MI [Member] Battle Creek, MI [Member] Battle Creek, MI [Member] Lansing, MI [Member] Lansing, MI [Member] Lansing, MI [Member] Midland, MI [Member] Midland, MI [Member] Midland, MI [Member] Saginaw, MI [Member] Saginaw, MI [Member] Saginaw, MI [Member] Champlin, MN [Member] Champlin, MN [Member] Champlin, MN [Member] Hugo, MN [Member] Hugo, MN [Member] Hugo, MN [Member] Maplewood, MN [Member] Maplewood, MN [Member] Maplewood, MN [Member] North Branch, MN [Member] North Branch, MN [Member] North Branch, MN [Member] Grand Island, NE [Member] Grand Island, NE [Member] Grand Island, NE [Member] Lincoln, NE [Member] Lincoln, NE [Member] Lincoln, NE [Member] Omaha, NE [Member] Omaha, NE [Member] Omaha, NE [Member] Marysville, OH [Member] Marysville, OH [Member] Marysville, OH [Member] Ontario, OR [Member] Ontario, OR [Member] Ontario, OR [Member] Conway, SC [Member] Conway, SC [Member] Conway, SC [Member] Gallatin, TN [Member] Gallatin, TN [Member] Gallatin, TN [Member] Kingsport, TN [Member] Kingsport, TN [Member] Kingsport, TN [Member] Tullahoma, TN [Member] Tullahoma, TN [Member] Tullahoma, TN [Member] Beaver Dam, WI [Member] Beaver Dam, WI [Member] Beaver Dam, WI [Member] Rogers, AR [Member] Rogers, AR [Member] Rogers, AR [Member] Fort Smith, AR [Member] Fort Smith, AR [Member] Fort Smith, AR [Member] Pinole, CA [Member] Pinole, CA [Member] Pinole, CA [Member] West Covina, CA [Member] West Covina, CA [Member] West Covina, CA [Member] Hemet, CA [Member] Hemet, CA [Member] Hemet, CA [Member] Fresno, CA [Member] Fresno, CA [Member] Fresno, CA [Member] Merced, CA [Member] Merced, CA [Member] Merced, CA [Member] Roseville, CA [Member] Roseville, CA [Member] Roseville, CA [Member] Modesto, CA [Member] Modesto, CA [Member] Modesto, CA [Member] Athens, GA [Member] Athens, GA [Member] Athens, GA [Member] Columbus, GA [Member] Columbus, GA [Member] Columbus, GA [Member] Savannah, GA [Member] Savannah, GA [Member] Savannah, GA [Member] Boise, ID [Member] Boise, ID [Member] Boise, ID [Member] Fort Wayne, IN [Member] Fort Wayne, IN [Member] Fort Wayne, IN [Member] Kenner, LA [Member] Kenner, LA [Member] Kenner, LA [Member] Bellevue, WA [Member] Bellevue, WA [Member] Bellevue, WA [Member] Vancouver, WA [Member] Vancouver, WA [Member] Vancouver, WA [Member] Yakima, WA [Member] Yakima, WA [Member] Yakima, WA [Member] Loma Linda, CA [Member] Loma Linda, CA [Member] Loma Linda, CA [Member] Nampa, ID [Member] Nampa, ID [Member] Nampa, ID [Member] Mt. Airy, NC [Member] Mt. Airy, NC [Member] Mt. Airy, NC [Member] West Palm Beach, FL [Member] West Palm Beach, FL [Member] West Palm Beach, FL [Member] Silverdale, WA [Member] Silverdale, WA [Member] Silverdale, WA [Member] Fernandina Beach, FL [Member] Fernandina Beach, FL [Member] Fernandina Beach, FL [Member] St. Simons Island, GA [Member] St. Simons Island, GA [Member] St. Simons Island, GA [Member] Winston-Salem, NC [Member] Winston-Salem, NC [Member] Winston-Salem, NC [Member] Pawleys Island, SC [Member] Pawleys Island, SC [Member] Pawleys Island, SC [Member] Spartanburg, SC [Member] Spartanburg, SC [Member] Spartanburg, SC [Member] Crestview, FL [Member] Crestview, FL [Member] Crestview, FL [Member] Pasadena, TX [Member] Pasadena, TX [Member] Pasadena, TX [Member] La Mesa, CA [Member] La Mesa, CA [Member] La Mesa, CA [Member] Jackson, KY [Member] Jackson, KY [Member] Jackson, KY [Member] Murfreesboro, TN [Member] Murfreesboro, TN [Member] Murfreesboro, TN [Member] Senior Living Campus [Member] Senior Living Campus [Member] This element represents a property or properties that are classified as a Senior Living Campus, which differentiate them from other health care properties. Entrance-Fee Communities [Member] Entrance-Fee Communities [Member] Entrance-Fee Communities [Member] Total Continuing Operations Properties [Member] Total Continuing Operations Properties [Member] Total Continuing Operations Properties [Member] Corporate Office [Member] Corporate Office [Member] Corporate Office [Member] SEC Schedule III, Real Estate and Accumulated Depreciation, Amount of Encumbrances SEC Schedule III, Real Estate and Accumulated Depreciation, Amount of Encumbrances SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements SEC Schedule III, Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Improvements SEC Schedule III, Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Improvements SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Land SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Land SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements SEC Schedule III, Real Estate, Gross SEC Schedule III, Real Estate Accumulated Depreciation Real Estate And Accumulated Depreciation Date Acquired String Real Estate And Accumulated Depreciation Date Acquired String Rea Estate And Accumulated Depreciation Date Acquired String SEC Schedule III, Real Estate and Accumulated Depreciation, Date Acquired SEC Schedule III, Real Estate and Accumulated Depreciation, Date Acquired Entity Incorporate, Date of Incorporation, Year Entity Incorporate, Date of Incorporation, Year Date when an entity was incorporated SEC Schedule III, Real Estate, Federal Income Tax Basis SEC Schedule III, Real Estate, Federal Income Tax Basis Subsequent Event [Table] Subsequent Event [Table] Note A [Member] Note A [Member] Note A [Member] Note B [Member] Note B [Member] Note B [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] LCS Master Credit Agreement [Member] LCS Master Credit Agreement [Member] LCS Master Credit Agreement [Member] 8-Year Private Placement Notes [Member] 8-Year Private Placement Notes [Member] 8-Year Private Placement Notes [Member] 12-Year Private Placement Notes [Member] 12-Year Private Placement Notes [Member] 12-Year Private Placement Notes [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Notes Receivable, Total Borrowings, Master Credit Agreement Notes Receivable, Total Borrowings, Master Credit Agreement This item represents the total amount of available borrowings in a notes receivable master credit agreement. Notes Receivable, Number Of Loans, Master Credit Agreement Notes Receivable, Number Of Loans, Master Credit Agreement This item represents the number of notes receivable in a master credit agreement. Notes Receivable, Interest Rate, Master Credit Agreement Notes Receivable, Interest Rate, Master Credit Agreement This item represents the interest rate to be received for outstanding borrowings under a master credit agreement. Loans And Leases Receivable, Commitment, Fixed Rates, Escalator, Basis Points Loans And Leases Receivable, Commitment, Fixed Rates, Escalator, Basis Points Reflects the number of basis points by which the interest rate on a fixed rate note or lease receivable will escalate periodically. Note Receivable, First Note Year For Rate Escalator Note Receivable, First Note Year For Rate Escalator This concept represents the note year in which the note receivable interest rate will begin to escalate by a fixed amount. Note Receivable, Amount Funded At Closing, Master Credit Agreement Note Receivable, Amount Funded At Closing, Master Credit Agreement This item represents the amount of a note receivable under a master credit agreement which was funded at the time the agreement was finalized. Note Receivable, Prepayment, Disallowance Period Note Receivable, Prepayment, Disallowance Period This concept refers to the period of time during which a note receivable may not be prepaid. Note Receivable, Prepayment Penalty, Rate Note Receivable, Prepayment Penalty, Rate This concept represents the percentage of outstanding principal that will be paid as a prepayment penalty. Note Receivable, Prepayment Penalty, Rate Decrease Note Receivable, Prepayment Penalty, Rate Decrease This concept represents the annual percentage point decrease in the prepayment penalty percentage rate. Note Receivable, Prepayment Allowance Period, Master Credit Agreement Note Receivable, Prepayment Allowance Period, Master Credit Agreement This item represents the prepayment allowance period of a Master Credit Agreement during which the prepayment penalty is fully waived. Note Receivable, Expected Funding Period Note Receivable, Expected Funding Period This concept represents the anticipated period during which a note receivable will be fully funded. Purchase Option, Amount, Minimum Purchase Option, Amount, Minimum This item represents the minimum amount of a purchase option when the agreement indicates the greater of this amount of fair value. Purchase Option, Period, Months Purchase Option, Period, Months This concept represents the number of months during which an outstanding purchase option may be exercised. Purchase Option, Open Period, Begin, Note Year Purchase Option, Open Period, Begin, Note Year This concept represents the note year during which the purchase option period opens. Unsecured Debt Debt Instrument, Term Debt Instrument, Term Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table] Assets Held-for-sale [Member] Assets Held-for-sale [Member] Weatherly Associates [Member] Weatherly Associates [Member] Weatherly Associates [Member] Sunrise Senior Living [Member] Sunrise Senior Living [Member] Sunrise Senior Living [Member] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Groups, Including Discontinued Operations, Name [Domain] Disposal Groups, Including Discontinued Operations, Name [Domain] Asset Sold, Selling Price Disposal Group, Including Discontinued Operation, Revenue Disposal Group, Including Discontinued Operation, Revenue Debt Disclosure Debt Disclosure [Text Block]