Document and Entity Information [Abstract] Document and Entity Information [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Amendment Flag Amendment Flag Current Fiscal Year End Date Current Fiscal Year End Date Document Type Document Type 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 Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Balance Sheets [Abstract] Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Series A Preferred Stock [Member] Series A Cumulative Redeemable Preferred Stock of UMH's [Member] Series A Cumulative Redeemable Preferred Stock Series B Preferred Stock [Member] Series B Cumulative Redeemable Preferred Stock [Member] Series B Cumulative Redeemable Preferred Stock Statement [Line Items] Statement [Line Items] Assets [Abstract] ASSETS Real Estate Investment Property, Net [Abstract] Real Estate Investments: Land Land Investment Building and Building Improvements Buildings and Improvements Real Estate Investment Property, at Cost Total Real Estate Investments Total Real Estate Investments Real Estate Investment Property, Accumulated Depreciation Accumulated Depreciation Accumulated Depreciation Real Estate Investment Property, Net Net Real Estate Investments Net Real Estate Investments Cash and Cash Equivalents, At Carrying Value Cash and Cash Equivalents Cash and Cash Equivalents Cash and Cash Equivalents CASH AND CASH EQUIVALENTS - BEGINNING OF PERIOD CASH AND CASH EQUIVALENTS - END OF PERIOD Available-for-sale Securities Securities Available for Sale at Fair Value Total Securities Available for Sale, Estimated Market Value Securities Available for Sale at Fair Value Other Receivables Tenant and Other Receivables Deferred Rent Receivables, Net Deferred Rent Receivable Prepaid Expense Prepaid Expenses Deferred Finance Costs, Net Financing Costs, net of Accumulated Amortization of $3,519,701 and $3,061,640, respectively Financing Costs, net of Accumulated Amortization of $ - and $ 1,731,822, respectively Deferred Costs, Leasing, Net Lease Costs, net of Accumulated Amortization of $1,749,413 and $1,414,861, respectively Lease Costs, net of Accumulated Amortization of $ - and $ 571,324 , respectively Finite-Lived Intangible Assets, Net, Total Total Intangible Assets, net Intangible Assets, net of Accumulated Amortization of $9,387,746 and $8,333,680, respectively Intangible Assets, net of Accumulated Amortization of $ - and $4,697,265 , respectively Other Assets Other Assets Other Assets, Total Assets TOTAL ASSETS TOTAL ASSETS Liabilities and Equity [Abstract] LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities [Abstract] Liabilities: Notes Payable Fixed rate mortgage notes payable at carrying value Mortgage Notes Payable Loans Payable Loans Payable Loans Payable Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Expenses Accounts Payable and Accrued Expenses Other Liabilities Other Liabilities Total Liabilities, Total Total Liabilities Total Liabilities Commitments and Contingencies COMMITMENTS AND CONTINGENCIES Stockholders' Equity, Including Portion Attributable To Noncontrolling Interest [Abstract] Shareholders' Equity: Preferred Stock, Value, Outstanding Preferred stock, value Common Stock, Value, Outstanding Common Stock - $0.01 Par Value Per Share: 200,000,000 and 67,700,000 Shares Authorized as of June 30, 2014 and September 30, 2013, respectively; 56,349,045 and 44,488,509 Shares Issued and Outstanding as of June 30, 2014 and September 30, 2013, respectively Excess Stock, Value Excess Stock - $0.01 Par Value Per Share: 200,000,000 and 5,000,000 Shares Authorized as of June 30, 2014 and September 30, 2013, respectively; No Shares Issued or Outstanding Aggregate par or stated value of issued nonredeemable Excess Stock (or Excess Stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. Additional Paid In Capital Additional Paid-In Capital Additional Paid-In Capital Additional Paid in Capital, Beginning Balance Additional Paid in Capital, Ending Balance Accumulated Other Comprehensive Income (Loss), Net Of Tax Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance Retained Earnings (Accumulated Deficit) Undistributed Income Stockholders Equity Total Shareholders' Equity Total Shareholders' Equity Stockholders' Equity Attributable to Parent, Beginning Balance Stockholders' Equity Attributable to Parent, Ending Balance Liabilities and Equity TOTAL LIABILITIES & SHAREHOLDERS' EQUITY TOTAL LIABILITIES & SHAREHOLDERS' EQUITY Accumulated Amortization, Deferred Finance Costs Accumulated amortization of financing costs Deferred Costs, Leasing, Accumulated Amortization Accumulated amortization of lease costs Finite-Lived Intangible Assets, Accumulated Amortization Accumulated amortization of intangible assets Dividend Rate In Percentage Of Preferred Stock Cumulative redeemable preferred, stock dividend rate Dividend rate in percentage of preferred stock. Preferred Stock, Par or Stated Value Per Share Preferred stock, par value Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Number of shares issued Preferred stock, shares issued Preferred Stock, Shares Issued, Total Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Preferred Stock, Shares Outstanding, Beginning Balance Preferred Stock, Shares Outstanding, Ending Balance Common Stock, Par Or Stated Value Per Share Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common Stock, shares issued Common Stock, Shares, Issued, Total Common Stock, Shares, Outstanding Common Stock, shares outstanding Common Stock, Shares, Outstanding, Beginning Balance Common Stock, Shares, Outstanding, Ending Balance Excess Stock, Par Or Stated Value Per Share Excess Stock, par value Face amount or stated value of Excess Stock per share; generally not indicative of the fair market value per share. Excess Stock , shares authorized Excess stock , shares authorized Excess Stock, Shares Issued Excess Stock , shares issued Excess Stock, Shares Outstanding Excess Stock , shares outstanding Statements of Operations [Abstract] Income Statement [Abstract] Real Estate Revenue, Net [Abstract] INCOME: Operating Leases, Income Statement, Lease Revenue Rental Revenue Rental Revenue Tenant Reimbursements Reimbursement Revenue Lease Termination Income Lease Termination Income Lease Termination Income Represents a settlement with former tenants for the early termination of a lease. Real Estate Revenue, Net TOTAL INCOME TOTAL INCOME Operating Expenses [Abstract] EXPENSES: Real Estate Tax Expense Real Estate Taxes Other Cost and Expense, Operating Operating Expenses General and Administrative Expense General & Administrative Expenses General & Administrative Expense Business Combination, Integration Related Costs Acquisition Costs Depreciation, Nonproduction Depreciation Amortization Of Lease Costs and Intangible Assets Amortization of Lease Costs and Intangible Assets The aggregate expense charged against earnings to allocate the cost of lease and intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Operating Expenses Total Expenses TOTAL EXPENSES TOTAL EXPENSES TOTAL EXPENSES Nonoperating Income (Expense) [Abstract] OTHER INCOME (EXPENSE): Investment Income, Interest and Dividend Interest and Dividend Income Interest and Dividend Income Marketable Securities, Realized Gain (Loss) Gain on Sale of Securities Transactions, net Interest Expense Interest Expense Interest Expense Amortization Of Financing Cost The aggregate expense charged against earnings to allocate the cost of issuing debt and obtain financing associated with the related debt instruments in a systematic and rational manner to the periods expected to benefit from such loans. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Amortization of Financing Costs Nonoperating Income (Expense) Other Income (Expense) TOTAL OTHER INCOME (EXPENSE) TOTAL OTHER INCOME (EXPENSE) Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest Income from Continuing Operations INCOME FROM CONTINUING OPERATIONS INCOME FROM CONTINUING OPERATIONS Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Income (Loss) from Discontinued Operations (LOSS) INCOME FROM DISCONTINUED OPERATIONS (Loss) Income from Discontinued Operations Net Income (Loss) Attributable to Parent Net Income Attributable to Shareholders Net Income NET INCOME Dividends, Preferred Stock Preferred Stock Dividends Less: Preferred Dividend Net Income (Loss) Available to Common Stockholders, Basic Net income (loss) applicable to shareholders Net Income Attributable to Common Shareholders NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS Earnings Per Share Basic Abstract BASIC INCOME - PER SHARE Income (Loss) From Continuing Operations, Per Basic Share Income from Continuing Operations Income (Loss) From Discontinued Operations, Net Of Tax, Per Basic Share Income from Discontinued Operations Net Income Per Share Basic Net Income (in dollars per share) Net Income The basic per share profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Preferred Stock Dividends Per Share Cash Paid Basic Less: Preferred Dividend Preferred stock dividends per share cash paid basic. Earnings Per Share, Basic Net Income Attributable to Common Shareholders per share Net Income Attributable to MREIC's Common Shareholders (in dollars per share) Net Income Attributable to Common Shareholders - Basic Earnings Per Share Diluted Abstract DILUTED INCOME - PER SHARE Income (Loss) From Continuing Operations, Per Diluted Share Income from Continuing Operations Income (Loss) From Discontinued Operations, Net Of Tax, Per Diluted Share Income from Discontinued Operations Net Income Per Share Diluted Net Income (in dollars per share) Net Income The diluted per share profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Preferred Stock Dividends Per Share Cash Paid Diluted Less: Preferred Dividend Less: Preferred Dividend Aggregate dividends paid during the period for each share of preferred stock diluted outstanding. Less: Preferred Dividend Earnings Per Share, Diluted Net Income Attributable to MREIC's Common Shareholders (in dollars per share) Net Income Attributable to Common Shareholders - Diluted Weighted Average Number Of Shares Outstanding, Diluted [Abstract] WEIGHTED AVERAGE COMMON SHARES OUTSTANDING Weighted Average Number Of Shares Outstanding, Basic Basic Weighted Average Number of Shares Outstanding, Basic, Total Weighted Average Number Of Shares Outstanding, Diluted Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Statements of Comprehensive Income [Abstract] Other Comprehensive Income (Loss), Net Of Tax [Abstract] Other Comprehensive Income: Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) On Securities Arising During Period, Net Of Tax Unrealized Holding Gains (Losses) Arising During the Period Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Reclassification Adjustment for Net Gains Realized in Income Reclassification Adjustment for Net Gains Realized in Income Comprehensive Income (Loss), Net Of Tax, Including Portion Attributable To Noncontrolling Interest TOTAL COMPREHENSIVE INCOME TOTAL COMPREHENSIVE INCOME Comprehensive Income Net Of Tax Attributable To Common Shareholders COMPREHENSIVE INCOME ATTRIBUTABLE MREIC's COMMON SHAREHOLDERS COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS Net comprehensive income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Consolidated Statements of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Net Cash Provided By (Used In) Operating Activities [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES Adjustments, Noncash Items, To Reconcile Net Income (Loss) To Cash Provided By (Used In) Operating Activities [Abstract] Noncash Items Included in Net Income: Depreciation, Depletion and Amortization Depreciation & Amortization Share-Based Compensation Share-based compensation Stock Compensation Expense Stock Compensation Expense Gain (Loss) On Sale Of Securities, Net Recognized a gain on sale securities Gain on Securities Transactions, net Gain on Securities Transactions, net Gain on Sale of Securities Transactions, net Gain (Loss) on Sale of Investments Gain on Sale of Real Estate Investments Gain on Sale of Real Estate Investments Increase (Decrease) In Operating Capital [Abstract] Changes In: Increase (Decrease) In Receivables Tenant, Deferred Rent and Other Receivables Tenant, Deferred Rent and Other Receivables Increase (Decrease) in Prepaid Expense and Other Assets Prepaid Expenses Prepaid Expenses Increase Decrease In Other Assets and Lease Costs Other Assets and Lease Costs Increase (Decrease) other assets and lease costs. Increase (Decrease) In Accounts Payable and Accrued Liabilities Accounts Payable, Accrued Expenses and Other Liabilities Net Cash Provided By (Used In) Operating Activities NET CASH PROVIDED BY OPERATING ACTIVITIES NET CASH PROVIDED BY OPERATING ACTIVITIES Net Cash Provided By (Used In) Investing Activities [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES Payments To Acquire and Develop Real Estate Purchase of Real Estate and Intangible Assets, net of deposits Purchase of Real Estate and Intangible Assets Payments For Capital Improvements Capital Improvements Capital and Land Site Improvements Proceeds from Sale of Real Estate Proceeds on Sale of Real Estate Investments Proceeds from sale of real estate Proceeds from Sale of Real Estate Held-for-investment Proceeds from Sale of Real Estate Held-for-investment Return of Deposits on Real Estate Payments For Deposits On Real Estate Acquisitions Deposits on Acquisition of Real Estate Deposits Paid on Acquisitions of Real Estate Proceeds From Sale Of Available-For-Sale Securities Proceeds from Sale of Securities Available for Sale Proceeds from Sale of Securities Available for Sale Payments to Acquire Available-for-sale Securities Purchase of securities available for sale Purchase of Securities Available for Sale Purchase of Securities Available for Sale Proceeds From Collection Of Loans Receivable Collections on Loans Receivable Net Cash Provided By (Used In) Investing Activities NET CASH USED IN INVESTING ACTIVITIES NET CASH USED IN INVESTING ACTIVITIES Net Cash Provided By (Used In) Financing Activities [Abstract] CASH FLOWS FROM FINANCING ACTIVITIES Proceeds From (Repayments Of) Lines Of Credit Net Proceeds from Loans Payable Repayments Of Long-Term Debt Repurchase of Subordinated Convertible Debentures Repurchase of Subordinated Convertible Debentures Repurchase of Subordinated Convertible Debentures Proceeds From Mortgage Deposits Proceeds from Mortgage Notes Payable Payments For Mortgage Deposits Principal Payments on Mortgages Principal Payments on Mortgage Notes Payable Payments of Financing Costs Financing Costs Paid on Debt Financing Costs Paid on Debt Financing Costs Paid on Debt Payments To Noncontrolling Interests Distributions to Noncontrolling Interests Net Distributions to Non-controlling Interests Net Distributions to Noncontrolling Interests Net Distributions to Noncontrolling Interests Distributions to Noncontrolling Interests Proceeds from Stock Options Exercised Total proceeds Proceeds from the Exercise of Stock Options Proceeds from Issuance or Sale of Equity Cash raised from Dividend Reinvestment and Stock Purchase Plan Proceeds from Underwritten Public Offering of Common Stock Offering, net of offering costs Proceeds From Issuance Of Common Stock Proceeds from Issuance of Common Stock in the DRIP, net of Reinvestments Payments Of Ordinary Dividends, Preferred Stock and Preference Stock Preferred dividends paid Preferred Dividends Paid Preferred Dividends Paid Payments of Ordinary Dividends, Common Stock Common Dividends Paid, net of reinvestments Common Dividends Paid, net of Reinvestments Net Cash Provided By (Used In) Financing Activities NET CASH PROVIDED BY FINANCING ACTIVITIES NET CASH PROVIDED BY FINANCING ACTIVITIES Cash and Cash Equivalents, Period Increase (Decrease) NET INCREASE IN CASH AND CASH EQUIVALENTS NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS Organization and Accounting Policies [Abstract] Fair value of options granted Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation Of Financial Statements Disclosure and Significant Accounting Policies [Text Block] ORGANIZATION AND ACCOUNTING POLICIES Net Income Per Share [Abstract] Earnings Per Share [Abstract] Earnings Per Share [Text Block] NET INCOME PER SHARE Real Estate Investments [Abstract] Real Estate [Abstract] Real Estate Disclosure [Text Block] REAL ESTATE INVESTMENTS Discontinued Operations [Abstract] Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] DISCONTINUED OPERATIONS Securities Available for Sale [Abstract] Investments In Debt and Marketable Equity Securities (And Certain Trading Assets) Disclosure [Text Block] SECURITIES AVAILABLE FOR SALE Debt [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Text Block] DEBT Shareholders' Equity [Abstract] Shareholders' Equity And Noncontrolling Interest [Abstract] Stockholders Equity Note Disclosure [Text Block] SHAREHOLDERS' EQUITY Fair Value Measurements [Abstract] Fair Value Disclosures [Text Block] FAIR VALUE MEASUREMENTS Supplemental Cash Flow Information [Abstract] Supplemental Cash Flow Elements [Abstract] Cash Flow, Supplemental Disclosures [Text Block] SUPPLEMENTAL CASH FLOW INFORMATION Contingencies and Commitments [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Text Block] CONTINGENCIES AND COMMITMENTS Subsequent Events [Abstract] Subsequent Events [Abstract] Subsequent Events [Text Block] SUBSEQUENT EVENTS Use Of Estimates, Policy [Policy Text Block] Use of Estimates Reclassification, Policy [Policy Text Block] Reclassification Lease, Policy [Policy Text Block] Lease Termination Income Compensation Related Costs, Policy [Policy Text Block] Stock Based Compensation New Accounting Pronouncements, Policy [Policy Text Block] Recent Accounting Pronouncements Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Summary of stock options under the Company's amended and restated 2007 stock option and stock award plan Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Summary of weighted-average assumptions used for grants in the fiscal year Business Acquisition, Pro Forma Information [Table Text Block] Pro forma condensed financial information Schedule Of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block] Components of discontinued operation Cash Flows From Discontinued Operations [Table Text Block] Summary of cash flows from discontinued operations Tabular disclosure of cash flows from discontinued operations. Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] Summary of temporarily impaired securities Summary Of Range Of Losses [Table Text Block] Summary of the range of losses Summary of the range of losses. Schedule Of Fair Value, Assets and Liabilities Measured On Recurring Basis [Table Text Block] Summary of securities available for sale at fair value Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Equity Award [Domain] Employee Stock Option [Member] Stock Options [Member] Stock option and stock award plan [Member] Stock Options One [Member] Stock Options One [Member] Stock Options One. Stock Options Two [Member] Stock Options Two [Member] Stock Options Two. Amended And Restated Plan [Member] Amended and Restated Plan [Member] Amended and Restated Plan. Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Stock Options Granted [Abstract] Stock options granted.