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Myers, FL [Member] Edwardsville (Kansas City), KS (Carlisle) [Member] Denver, CO [Member] Hanahan (Charleston), SC (SAIC) [Member] Hanahan (Charleston), SC (FDX Ground) [Member] Augusta, GA (FDX Ground) [Member] Huntsville, AL [Member] Richfield (Cleveland), OH [Member] Tampa, FL (FDX) [Member] Griffin (Atlanta), GA [Member] Roanoke, VA (CHEP) [Member] Orion, MI [Member] Carlstadt, NJ (New York, NY) [Member] Wheeling (Chicago), IL [Member] White Bear Lake (Minneapolis/St. Paul), MN [Member] Cheektowaga (Buffalo),NY [Member] Richmond, VA (Carrier) [Member] Montgomery (Chicago), IL [Member] Tampa, FL (TB Grand Prix) [Member] Lakeland, FL [Member] El Paso, TX [Member] Chattanooga, TN [Member] Bedford Heights (Cleveland), OH [Member] Kansas City, MO (Kellogg) [Member] Punta Gorda, FL [Member] Cocoa, FL [Member] Orlando, FL [Member] Topeka, KS [Member] Memphis, TN [Member] Houston, TX [Member] Carrollton (Dallas), TX [Member] Ft. 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Worth (Dallas), TX [Member] Somerset, NJ [Member] Name of Property [Axis] Orangeburg (New York), NY [Member] Ridgeland (Jackson), MS [Member] Urbandale (Des Moines), IA [Member] O'Fallon (St. Louis), MO [Member] Schaumburg (Chicago), IL [Member] Burr Ridge (Chicago), IL [Member] Romulus (Detroit), MI [Member] Liberty (Kansas City), MO [Member] Omaha, NE [Member] Charlottesville, VA [Member] West Chester Twp (Cincinnati), OH [Member] Richmond, VA (FDX) [Member] Newington (Hartford), CT [Member] Cudahy (Milwaukee), WI [Member] Beltsville (Washington, DC), MD [Member] Granite City (St. Louis, MO), IL [Member] Winston Salem, NC [Member] Elgin (Chicago), IL [Member] Tolleson (Phoenix), AZ [Member] Ft. Myers, FL [Member] Edwardsville (Kansas City), KS (Carlisle) [Member] Hanahan (Charleston), SC (SAIC) [Member] Hanahan (Charleston), SC (FDX Ground) [Member] Richfield (Cleveland), OH [Member] Griffin (Atlanta), GA [Member] Tampa, FL (Tampa Bay Grand Prix) [Member] Olive Branch, MS (Memphis, TN)(Milwaukee Tool) [Member] FDX And Subsidiaries And Milwaukee Electric Tool Corporation [Member] Rental And Reimbursement Revenue [Member] Lease Agreement [Member] Vice President of Investor Relations [Member] Property Purchase Agreement [Member] Vacant Building [Member] Mortgage Loan Subsequently Fiscal Yearend [Member] Dividend Two [Member] Dividend Three [Member] Document and Entity Information [Abstract] Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Current Fiscal Year End Date Entity Well-Known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Trading Symbol Document Fiscal Period Focus Document Fiscal Year Focus Statement [Table] Statement [Line Items] Class of Stock [Axis] ASSETS Real Estate Investments: Land Buildings and Improvements Total Real Estate Investments Accumulated Depreciation Net Real Estate Investments Cash and Cash Equivalents Securities Available for Sale at Fair Value Tenant and Other Receivables Deferred Rent Receivable Prepaid Expenses Financing Costs, net of Accumulated Amortization of $3,399,232 and $3,247,014, respectively Capitalized Lease Costs, net of Accumulated Amortization of $3,238,516 and $2,534,521, respectively Intangible Assets, net of Accumulated Amortization of $12,332,599 and $11,153,855, respectively Other Assets TOTAL ASSETS LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities: Mortgage Notes Payable Loans Payable Preferred Stock Called for Redemption Accounts Payable and Accrued Expenses Other Liabilities Total Liabilities COMMITMENTS AND CONTINGENCIES Shareholders' Equity: Preferred stock, value Common Stock - $0.01 Par Value Per Share: 194,600,000 and 200,000,000 Shares Authorized as of September 30, 2016 and 2015, respectively; 68,920,972 and 62,123,454 Shares Issued and Outstanding as of September 30, 2016 and 2015, respectively Excess Stock - $0.01 Par Value Per Share: 200,000,000 Shares Authorized as of September 30, 2016 and 2015; No Shares Issued or Outstanding as of September 30, 2016 and 2015 Additional Paid-In Capital Accumulated Other Comprehensive Income (Loss) Undistributed Income Total Shareholders' Equity TOTAL LIABILITIES & SHAREHOLDERS' EQUITY Accumulated amortization of financing costs Accumulated amortization of lease costs Accumulated amortization of intangible assets Cumulative redeemable preferred, stock dividend rate Preferred stock, par value Preferred stock, shares authorized Preferred stock, shares issued Preferred stock, shares outstanding Common stock, par value Common Stock, shares authorized Common Stock, shares issued Common Stock, shares outstanding Excess Stock, par value Excess Stock , shares authorized Excess Stock , shares issued Excess Stock , shares outstanding Income Statement [Abstract] INCOME: Rental Revenue Reimbursement Revenue Lease Termination Income TOTAL INCOME EXPENSES: Real Estate Taxes Operating Expenses General & Administrative Expenses Acquisition Costs Depreciation Amortization of Capitalized Lease Costs and Intangible Assets TOTAL EXPENSES OTHER INCOME (EXPENSE): Dividend and Interest Income Gain on Sale of Securities Transactions, net Interest Expense Amortization of Financing Costs TOTAL OTHER INCOME (EXPENSE) INCOME FROM CONTINUING OPERATIONS Gain on Sale of Real Estate Investment NET INCOME Less: Preferred Dividends Less: Redemption of Preferred Stock NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS BASIC INCOME - PER SHARE Net Income Less: Preferred Dividends Less: Redemption of Preferred Stock Net Income Attributable to Common Shareholders - Basic DILUTED INCOME - PER SHARE Net Income Less: Preferred Dividends Less: Redemption of Preferred Stock Net Income Attributable to Common Shareholders - Diluted WEIGHTED AVERAGE SHARES OUTSTANDING Basic Diluted Statement of Comprehensive Income [Abstract] Net Income Other Comprehensive Income: Unrealized Holding Gains (Losses) Arising During the Period Reclassification Adjustment for Net Gains of Sales of Securities Transactions Realized in Income Total Comprehensive Income Comprehensive Income Attributable to Common Shareholders Balance Beginning Shares Issued in Connection with the DRIP Shares Issued in Connection with Underwritten Public Offering of Series C Preferred Stock, net of offering costs Shares Issued Through the Exercise of Stock Options Shares Issued Through Restricted Stock Awards Stock Compensation Expense Distributions To Common Shareholders Preferred Dividends Unrealized Net Holding Loss on Securities Available for Sale, Net of Reclassification Adjustment Preferred Stock Called for Redemption Cancellation of Shares Related to Forfeiture of Restricted Stock Awards Balance Ending Statement of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES Noncash Items Included in Net Income: Depreciation & Amortization Stock Compensation Expense Gain on Sale of Securities Transactions, net Gain on Sale of Real Estate Investments Changes in: Tenant, Deferred Rent & Other Receivables Prepaid Expenses Other Assets and Capitalized Lease Costs Accounts Payable, Accrued Expenses & Other Liabilities NET CASH PROVIDED BY OPERATING ACTIVITIES CASH FLOWS FROM INVESTING ACTIVITIES Purchase of Real Estate & Intangible Assets Capital and Land Site Improvements Proceeds on Sale of Real Estate Return of Deposits on Real Estate Deposits Paid on Acquisitions of Real Estate Purchase of Securities Available for Sale Proceeds from Sale of Securities Available for Sale NET CASH USED IN INVESTING ACTIVITIES CASH FLOWS FROM FINANCING ACTIVITIES Proceeds from Mortgage Notes Payable Principal Payments on Mortgage Notes Payable Net (Repayments) Proceeds from Loans Payable Financing Costs Paid on Debt Proceeds from Underwritten Public Offering of Preferred Stock, net of offering costs Proceeds from Underwritten Public Offering of CommonStock, net of offering costs Proceeds from Issuance of Common Stock in the DRIP, netof Dividend Reinvestments Proceeds from the Exercise of Stock Options Preferred Dividends Paid Common Dividends Paid, net of Reinvestments NET CASH PROVIDED BY FINANCING ACTIVITIES Net Increase (Decrease) in Cash and Cash Equivalents Cash and Cash Equivalents at Beginning of Year CASH AND CASH EQUIVALENTS AT END OF YEAR Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization and Summary of Significant Accounting Policies Real Estate [Abstract] Real Estate Investments Business Combinations [Abstract] Acquisitions, Expansions and Disposition Goodwill and Intangible Assets Disclosure [Abstract] Intangible Assets Risks and Uncertainties [Abstract] Significant Concentrations of Credit Risk Investments, Debt and Equity Securities [Abstract] Securities Available for Sale Debt Disclosure [Abstract] Mortgage Notes and Loans Payable Other Liabilities Disclosure [Abstract] Other Liabilities Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Stock Compensation Plan Leases [Abstract] Income from Leases Related Party Transactions [Abstract] Related Party Transactions Income Tax Disclosure [Abstract] Taxes Equity [Abstract] Shareholders' Equity Fair Value Disclosures [Abstract] Fair Value Measurements Supplemental Cash Flow Elements [Abstract] Cash Flow Commitments and Contingencies Disclosure [Abstract] Contingencies and Commitments Subsequent Events [Abstract] Subsequent Events Quarterly Financial Information Disclosure [Abstract] Selected Quarterly Financial Data (Unaudited) Eal Estate And Accumulated Depreciation Real Estate and Accumulated Depreciation Description of the Business Use of Estimates Principles of Consolidation and Non-controlling Interest Buildings and Improvements Gains on Sale of Real Estate Acquisitions Marketable Securities Cash and Cash Equivalents Intangible Assets, Capitalized Lease Costs and Financing Costs Revenue Recognition Lease Termination Income Net Income Per Share Stock Compensation Plan Income Tax Comprehensive Income Reclassifications New Accounting Pronouncements Schedule of Real Estate Investments Summary of Income or Operation Statements Schedule of Pro forma information Schedule of Intangible Assets Under Leases in-place Acquisition Schedules of Concentration of Risk Schedule of Gain (loss) On Securities Transactions, Net Summary of Investments in Debt and Equity Securities Summary of Mortgage Notes Payable Schedule of Maturities of Long-term Debt Schedule of Other Liabilities Schedule of Stock Options, Valuation Assumptions Summary of Status of Company's Stock Option Plan Summary of Stock Options Outstanding Summary of Nonvested Restricted Stock Awards Schedule of Future Minimum Rental Payments for Operating Leases Schedule of Net Income and Taxable Income Schedule of Cash Dividends Paid and Dividends Paid Deduction Dividends Payable [Table] Dividends Payable [Line Items] Schedule of Shares Issued in Connection with Dividend Reinvestment and Stock Purchase Plan Summary of Cash Distributions to Common Shareholders Schedule of Dividend Declared and Paid On Preferred Stock Summary of Fair Value of Financial Assets Schedule of Selected Quarterly Financial Data Number of real estate properties owned REIT investment securities, description Majority ownership percentage owned Ownership percentage by noncontrolling owners Estimated useful life of buildings and improvements Fair value of security cost percentage Weighted-average amortization period upon acquisition for intangible assets Amortization expense related to deferred leasing and financing costs Amortization expense for existing intangible assets in year 2017 Amortization expense for existing intangible assets in year 2018 Amortization expense for existing intangible assets in year 2019 Amortization expense for existing intangible assets in year 2020 Amortization expense for existing intangible assets in year 2021 Lease termination income description Total square foot of property Common stock equivalents included in the diluted weighted average shares outstanding Number of antidilutive options to purchase shares Stock based compensation expense Portion of income which is not taxable, description Percentage of taxable income Percentage of assets in real estate investments Property Type Building & Improvements Accumulated Depreciation Net Book Value Purchase of industrial building Expansion square feet Percentage of real estate property leased Lease expiration date description Purchase price of industrial building Cost of building expansion Lease period lease term Mortgage loan period Face amount of mortgages Mortgage loans on real estate, interest rate Annual rental income over the remaining term of lease Intangible asset related to the lease in-place Mortgage loans on real estate, amortization period Mortgage loans on real estate, amortization period description Lease on real estate terms Square feet before expansion Size of building after acquisition Rent prior to expansion Increase in annual rent Rent prior to expansion, per square foot Rent increase to after expansion Occupancy prior to sale Occupancy after the sale Rent increase to after expansion, per square foot Rent increase to expansion per square foot Percentage of annual rent increase Annualized rent after expansion Annualized rent after expansion, per square foot Sales price of industrial building Net proceeds from sale of property Rent prior to sale of property Real estate property historic cost Description of property sold Real estate property book value Gain on sale of property Realized gain on sale of property historic cost Square feet of property sold Sale of industrial building, ft Area of property Lease expiration date Cost of parking expansion Rental and Reimbursement Revenue Lease Termination Income Real Estate Taxes Operating Expenses Depreciation & Amortization Interest Expense Income (Loss) from Operations Gain on Sale of Real Estate Investment Net Income (Loss) Rental Revenues Net Income Attributable to Common Shareholders Basic and Diluted Net Income per Share Attributable to Common Shareholders Schedule of Real Estate Properties [Table] Real Estate Properties [Line Items] Total Intangible Assets, net Concentration Risk [Table] Concentration Risk [Line Items] Total property (in square feet) Concentration risk based on square feet, percentage Percentage of marketable securities to undepreciated assets Leases percentage of total property Description of total rentable space leased Rental and reimbursement revenue Securities Available for sale at fait value Rental and reimbursement revenue, percentage Percentage of marketable securities to undepreciated assets, maximum percentage of ownership Net unrealized gain on securities portfolio Dividend income on securities available for sale Interest income Proceeds from sales or redemptions of securities available for sale Gross realized gains Gross realized losses Gains on Sales of Securities Transactions, net Equity securities available for sale, Dvidend Rate Equity securities available for sale, Number of Shares Equity securities available for sale, Cost Equity Securities available for sale, Estimated Market Value Modified Pass-Through Mortgage-Backed Securities, Interest Rate Modified Pass-Through Mortgage-Backed Securities, Number of Shares Modified Pass-Through Mortgage-Backed Securities, Cost Modified Pass-Through Mortgage-Backed Securities, Estimated Market Value Total Securities Available for Sale, Cost Total Securities Available for Sale, Estimated Market Value Mortgage loans on real estate, weighted average interest rate Weighted average loan maturity of mortgage notes payable Mortgage loans on real estate, new acquisitions Repayment of mortgage loan Purchase price for the commitments amount Area of real estate property expanded Mortgage loans on commitment, interest rate Mortgage loans on real estate, term of loan Mortgage Loans committed on real estate, carrying amount of mortgage for Hamburg NY property Aggregate purchase price of industrial properties Old line of credit facility Line of credit Amount outstanding on line of credit facility Additional amount available on the accordion feature on new line of credit facility Total amount available including the accordion on the line of credit facility Line of credit facility, description Percentage of capitalization rate Unsecured revolving line of credit, interest rate description Unsecured revolving line of credit, interest rate description on current leverage ratio Loans payable Term loan Shares for secure loan Loan, interest rate Percentage of amount available to borrow on margin Percentage of amount available to borrow on margin, interest rate Floor rate Debt, maturity date Debt instrument, maturity date, description Long-term Debt, Type [Axis] Fixed Rate Maturity date 2017 2018 2019 2020 2021 Thereafter Total Rent paid in advance Unearned reimbursement revenue Deferred rent payable Tenant security deposits Other Total Maximum number of common stock available to purchase under plan Maximum number of common stock available to purchase each year Number of options granted shares Fair value of option granted shares Vesting period of stock option Compensation expense Restricted Stock Compensation expense Remaining unamortized stock option expenses Aggregate intrinsic value of options outstanding Intrinsic value of options exercised Options, Weighted average remaining contractual term Number of shares of restricted stock issued during the year Number of participants Grant date fair value of option granted Unrecognized restricted stock compensation related to outstanding non-vested restricted stock grants awarded Unrecognized restricted stock compensation remaining weighted average period Shares available for grant as stock options or restricted stock Dividend yield Expected volatility Risk-free interest rate Expected lives (years) Estimated forfeitures Number of shares, Outstanding at beginning of year Number of shares, Granted Number of shares, Exercised Number of shares, Expired/Forfeited Number of shares, Outstanding at end of year Weighted Average Exercise Price, Outstanding at beginning of year Weighted Average Exercise Price, Granted Weighted Average Exercise Price, Exercised Weighted Average Exercise Price, Expired/Forfeited Weighted Average Exercise Price, Outstanding at end of year Exercisable at end of year Weighted-average fair value of options granted during the year Date of grant Number of grants Number of shares outstanding Option price Expiration date Non-vested, Shares, Beginning balance Non-vested, Shares, Granted Non-vested, Shares, Dividend reinvested shares Non-vested, Shares, Vested Non-vested, Shares, Forfeited Non-vested, Shares, Ending balance Non-vested, Weighted average grant date fair value, Beginning balance Non-vested, Weighted average grant date fair value, Granted Non-vested, Weighted average grant date fair value, Dividend reinvested shares Non-vested, Weighted average grant date fair value, Vested Non-vested, Weighted average grant date fair value, Forfeited Non-vested, Weighted average grant date fair value, Ending balance Weighted average lease maturity term 2017 2018 2019 2020 2021 thereafter Total UMH common stock shares purchased during the period UMH common stock value purchased during the period Weighted average price per share Number of shares purchased through UMH's dividend reinvestment UMH purchase of the company's common stock shares purchased during the period UMH purchase of the company's common stock value purchased during the period UMH Cumulative redeemable preferred stock, Dividend Rate Number of full-time employees Number of part-time employee Percentage of Vice President of Investor Relation's salary allocate to company Percentage of salary allocate to UMH Net shared expenses billed from UMH Lease term Square feet of corporate office Corporate office rent expense Corporate office rent per square foot Ownership that the Founder and Chairman of the Board has in the entity that owns the property where the Company's corporate office space is located Director's fees - Daniel D. Cronheim Mortgage brokerage commissions received by David Cronheim Mortgage Corporation Annual management fee Dividend requirement for estimated taxable income Net income applicable to common shareholders Book / tax difference on gains realized from capital transactions Stock compensation expense Deferred compensation Other book / tax differences, net Taxable income before adjustments Add/(Less): capital gains (losses) Estimated taxable income subject to 90% dividend requirement Cash dividends paid Less: Portion designated capital (gains) losses distribution Less: Return of capital Estimated dividends paid deduction Percentage of discount price from market price Through DRIP Program Percentage of increase in common stock dividend Dividend declared per share Annualized dividend rate Period of maintained or increased its cash dividend Declaration date Dividends payable, date to be paid Record date Shares issued in public offering Number of underwriter's options to purchase additional shares Stock issued new, price per stock Net proceeds from public offering used to Redeem Series A Preferred Stock Net Accrued Dividend Paid at Redemption Net proceeds from public offering Proceeds from offering used to pay down line of credit Preferred stock, shares issued Preferred stock, shares Redeemed Preferred stock shares Redeemed Series A Preferred Stock Cumulative redeemable preferred, Series A stock dividend rate Offering price per share Preferred stock, shares outstanding Preferred stock, shares outstanding Series A Preferred Stock Preferred stock redemption price Preferred stock redemption price Series A Preferred Stock Preferred stock accrued dividend per share Series A Preferred Stock Preferred stock annual dividend per share Series A Preferred Stock Preferred stock annual dividend per share Redemption of preferred stock Series A Preferred Stock Dividend rate on preferred stock Dividend rate on preferred stock Series A Preferred Stock Liquidation price per share Aggregate liquidation preference Description of redemption of preferred stock outstanding Description of redemption of preferred stock outstanding upon the occurrence of Change of Control Maximum dollar value that may be purchased under the Share Repurchase Program Amounts received Less: Dividend reinvestments Amounts received, net Number of Shares Issued Cash distributions paid to common shareholders, Amount Cash distributions paid to common shareholders, Per Share Declaration Date Record Date Payment date Dividend Dividend per Share Fixed rate mortgage notes payable at fair value Fixed rate mortgage notes payable at carrying value Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Major Types of Debt and Equity Securities [Axis] Securities Available for Sale Cash paid for interest Amount of dividend reinvested Contingencies and Commitments [Table] Contingencies and Commitments [Line Items] Area of buildings (in square foot) Area leased to FDX Percentage of building area leased Aggregate purchase price of industrial properties Number of real estate properties committed to purchase Number of real estate properties committed to mortgage Mortgages, minimum interest rate Mortgages, maximum interest rate Mortgage loans weighted average interest rate Mortgage loan amortization period Subsequent Event [Table] Subsequent Event [Line Items] Expansion of industrial building located in Edinburg, TX Square foot of building sold Purchase price of industrial building Cost of expansion Rent prior to expansion Rent increased to expansion, per square foot Rent increased to after expansion Rent increased to after expansion of building located in Edinburg, TX Rent increased to expansion per square foot Mortgage loans on real estate, term of loan Face amount of mortgages Mortgage loans on real estate, interest rate Total acres of property Preferred stock accrued dividend per share Preferred stock called for cash payment Preferred stock cash payment per share Preferred stock total dividend value Deemed dividend Dividend payable date of record Rental and Reimbursement Revenue Total Expenses Other Income (Expense) Net Income Attributable to Common Shareholders Net Income Attributable to Common Shareholders per diluted share SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table] SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] Area of real estate property Encumbrances Land Buildings and Improvements Capitalization Subsequent to Acquisition Land Building & Improvements Total Accumulated Depreciation Date of Construction Date Acquired Depreciable Life SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract] Balance-Beginning of Year Acquisitions Improvements Total Additions Sales Total Deletions Balance-End of Year Balance-Beginning of Year Depreciation Sales Balance-End of Year Total Additions Total Disposals Agreement [Member] Agreement Two [Member] Dividend rate in percentage of preferred stock. Face amount or stated value of Excess Stock per share; generally not indicative of the fair market value per share. 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. Fedex And Fedex Subsidiaries [Member] Fedex Corporation [Member] Fedex Corporation Subsidiaries Member [Member] Fedex Ground Package System Inc. [Member] Fedex Ground Package System Inc [Member] General Electric Company [Member] Increase (Decrease) other assets and capitalized lease costs. Represents a settlement with former tenants for the early termination of a lease. Loan Payable Fair Value [Member] Loan Payable [Member] Loan secured with common stock. Loan secured with preferred stock. Milwaukee Electric Tool Corporation [Member] Mortgage Notes Payable Fair Value [Member] O'Fallon member. One Property [Member] Rental And Reimbursement Revenue [Member] Ridgeland [Member] Roanoke [Member] Security two. Series A Cumulative Redeemable Preferred Stock [Member] Series B Cumulative Redeemable Preferred Stock [Member] Three Properties [Member] Two thousand seven stock option plan. UMH Properties Inc [Member] Aggregate dividends paid during the period for each share of preferred stock diluted outstanding. Mortgage Notes and Loans Payable [Text Block] Intangible Assets, Lease Costs and Financing Costs. Mortgage Notes Payable. Schedule of Net Income and Taxable Income [Table Text Block] Schedule of Cash Dividends Paid and Dividends Paid Deduction [Table Text Block] Schedule of shares issued in connection with dividend reinvestment and stock purchase plan. Disclosure of cash distributions to common shareholders. Richfield, OH (Cleveland) [Member] Colorado Springs, CO [Member] Griffin, GA (Atlanta) [Member] Roanoke, VA (CHEP) [Member] Wheeling, IL (Chicago) [Member] Orion, MI [Member] Topeka, KS [Member] Carrollton, TX (Dallas) [Member] Ft. Mill, SC (Charlotte, NC) [Member] Lebanon, TN (Nashville) [Member] Rockford, IL [Member] Edinburg, TX [Member] Corpus Christi, TX [Member] Halfmoon, NY (Albany) [Member] Lebanon, OH (Cincinnati) [Member] Olive Branch, MS (Memphis, TN) (Anda Distribution) [Member] Livonia, MI (Detroit) [Member] Stewartville (Rochester), MN [Member] Buckner, KY (Louisville) [Member] Edwardsville, KS (Kansas City) (International Paper) [Member] Lindale, TX (Tyler) [Member] Sauget, IL (St. Louis, MO) [Member] Rockford, IL (B/E Aerospace) [Member] Kansas City, KS (Bunzl) [Member] Monroe, OH (Cincinnati) [Member] Cincinnati, OH [Member] Pittsburgh, PA [Member] Burlington (Seattle/Everett), WA [Member] Colorado Springs, CO [Member] PalmerTerraceRealtyAssociatesLLC [Member] Fair value of security cost percentage. Amortization expense related to deferred leasing and financing costs. Lease termination income description. Portion of income which is not taxable, Description. Percentage of taxable income. Percentage of assets in real estate investments. Huntsville, AL [Member] Tolleson (Phoenix) [Member] Colorado Springs, CO [Member] Colorado Springs [Member] Denver [Member] Newington (Hartford) [Member] Cocoa, FL [Member] Davenport (Orlando) [Member] Ft. Myers, FL [Member] Jacksonville (FDX) [Member] Jacksonville (FDX Ground) [Member] Lakeland, FL [Member] Orlando, FL [Member] Punta Gorda, FL [Member] Tampa (FDX Ground) [Member] Tampa (FDX) [Member] Tampa (Tampa Bay Grand Prix) [Member] Augusta (FDX Ground) [Member] Augusta (FDX) [Member] Griffin (Atlanta) [Member] Burr Ridge (Chicago) [Member] Elgin (Chicago) [Member] Granite City (St. Louis, MO) [Member] Montgomery (Chicago) [Member] Rockford (B/E Aerospace) [Member] Rockford (Sherwin-Williams) [Member] Sauget (St. Louis, MO) [Member] Schaumburg (Chicago) [Member] Wheeling (Chicago) [Member] Greenwood (Indianapolis) [Member] Indianapolis, IN (FDX Ground) [Member] Urbandale (Des Moines) [Member] Edwardsville (Kansas City)(Carlisle Tire) [Member] Edwardsville (Kansas City)(International Paper) [Member] Olathe (Kansas City) [Member] Topeka, KS [Member] Buckner (Louisville) [Member] Frankfort (Lexington) [Member] Louisville [Member] Covington (New Orleans) [Member] Beltsville (Washington, DC) [Member] Livonia (Detroit) [Member] Orion, MI [Member] Romulus (Detroit) [Member] Stewartville (Rochester) [Member] White Bear Lake (Minneapolis/St. Paul) [Member] Olive Branch (Memphis, TN)(Anda Distribution) [Member] Olive Branch (Memphis, TN)(Milwaukee Tool) [Member] Richland (Jackson) [Member] Ridgeland (Jackson) [Member] Kansas City, MO (Bunzl) [Member] Kansas City (Kellogg) [Member] Liberty (Kansas City) [Member] O'Fallon (St. Louis) [Member] St. Joseph [Member] Omaha [Member] Carlstadt (New York, NY) [Member] Somerset [Member] Cheektowaga (Buffalo) [Member] Halfmoon (Albany) [Member] Orangeburg (New York) [Member] Concord (Charlotte) [Member] Fayetteville [Member] Winston-Salem [Member] Bedford Heights (Cleveland) [Member] Cincinnati [Member] Lebanon (Cincinnati) [Member] Monroe (Cincinnati) [Member] Richfield (Cleveland) [Member] Streetsboro (Cleveland) [Member] West Chester Twp. (Cincinnati) [Member] Oklahoma City [Member] Tulsa [Member] Altoona [Member] Imperial (Pittsburgh) [Member] Monaca (Pittsburgh) [Member] Ft. Mill (Charlotte, NC) [Member] Hanahan (Charleston) (SAIC) [Member] Hanahan (Charleston) (FDX Ground) [Member] Chattanooga [Member] Lebanon (Nashville) [Member] Memphis [Member] Shelby County [Member] Carrollton (Dallas) [Member] Corpus Christi [Member] Edinburg [Member] El Paso [Member] Fort Worth (Dallas) [Member] Houston [Member] Lindale (Tyler) [Member] Spring (Houston) [Member] Waco [Member] Charlottesville [Member] Mechanicsville (Richmond) (FDX) [Member] Richmond (United Technologies) [Member] Roanoke (CHEP) [Member] Roanoke (FDX Ground) [Member] Burlington (Seattle/Everett) [Member] Cudahy (Milwaukee) [Member] Green Bay [Member] Property type of real estate investment. Charlotte Metropolitan Statistical Area [Member] Concord, NC [Member] New Orleans MSA [Member] Covington, LA [Member] Pittsburgh MSA [Member] Imperial, PA [Member] Seattle/Everett MSA [Member] Burlington, WA [Member] Louisville, KY [Member] Orlando MSA [Member] Davenport, FL [Member] Kansas City MSA [Member] Olathe, KS [Member] Olive Branch, MS [Member] Tampa, FL [Member]. Huntsville, AL [Member]. Business acquisition, area of real estate property acquired. Percentage of real estate property leased. Lease Expiration Date Description. Mortgage loan amortization period. Annual rental income. Lease on real estate terms. Rent prior to expansion. Rent increased to after expansion. Percentage of annual rent increase. This element represents the cost of parking expansion whether long-term or daily, charged for parking facilities. Tyler MSA [Member] Lindale, TX [Member] St. Louis, MO MSA [Member] Sauget, IL [Member] Kansas City, MO [Member] Lexington MSA [Member] Frankfort, KY [Member] Mortgage loans on real estate amortization period. Jacksonville, FL [Member] Cincinnati MSA [Member] Monroe. Indianapolis MSA [Member] Greenwood, IN [Member] Dallas MSA [Member] Fort Worth, TX [Member] El Paso, TX [Member] Monaca (Pittsburgh), PA [Member] January 1, 2020 [Member] Oklahoma City, OK [Member] Waco, TX [Member] Monroe, NC [Member] Rent prior to sale of property. Description of property sold. White Bear Lake MN [Member] October 27, 2016 [Member] White Beat Lake, MN [Member] The pro forma lease termination income for a period as if the business combination or combinations had been completed at the beginning of the period. The pro forma real estate taxes for a period as if the business combination or combinations had been completed at the beginning of the period. The pro forma operating expenses for a period as if the business combination or combinations had been completed at the begining of the period. The pro formo depreciation and amortization for a period as if the business combination or combinations had been completed at the begining of the period. The pro forma interest expense for a period as if the business combination or combinations had been completed at the begining of the period. The pro forma income loss from operations for a period as if the business combinations had been completed at the begining of the period. The pro forma gain on sale of real estate investment for a period as if the business combination or combinations had been completed at the begining of the period. Renatable space. Lessee concentration risk. ULTA, Inc. Ralcorp Holdings Inc. FDX and Subsidiaries. FDX. Rental and reimbursement revenue. Rental and reimbursement revenue percentage. Leases percentage of total Property. Lease Concentration Risk [Member] TreeHouse Private Brands, Inc [Member] Security availabe for sale, maximum percentage of ownership. Dividend income on securities availabe for sale. Interest income on securities availabe for sale. Dividend percentage on equity security available for sale. Equity security available for sale, number of shares. Available-for-sale securities, equity securities, cost. Interest rate on debt securities available for sale. Available-for-sale Securities, debt securities, number of shares. Available-for-sale securities, debt securities, cost. Available-for-sale securities, cost. CBL & Associates Properties, Inc [Member] Cedar Realty Trust, Inc [Member] Chesapeake Lodging Trust [Member] Dynex Capital, Inc [Member] Investors Real Estate Trust [Member] iStar Financial, Inc [Member] Series I Preferred Stock [Member] Pennsylvania Real Estate Investment Trust [Member] Summit Hotel Properties, Inc [Member] Gladstone Commercial Corporation [Member] Government Properties Income Trust [Member] Select Income REIT [Member] Senior Housing Property Trust [Member] Government National Mortgage Association [Member] Campus Crest Communities, Inc [Member] Condor Hospitality [Member] Corporate Office Properties Trust [Member] Series L Preferred Stock [Member] EPR Properties [Member] General Growth Properties, Inc [Member] Grace Acquisitions I [Member] Kilroy Realty Corporation [Member] Sun Communities, Inc [Member] Getty Realty Corporation [Member] Mack-Cali Realty Corporation [Member] Represents period of weighted average loan maturity of the mortgage notes payable. Memphis, TN [Member] The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations. Mortgage Notes Payable [Member] BMO Capital Markets [Member] Represent the Percentage Of capitalization rate to net operating income. Represents interest rate basis for effective rate on current leverage Ratio. Two River Community Bank [Member] Shares for secure loan. October 28, 2016 [Member] Interest floor rate. Margin Loans [Member] St. Joseph, MO [Member] Beltsville, MD (Washington, DC) [Member] Beltsville, MD (Washington, DC) [Member] Granite City, IL (St. Louis, MO) [Member] Jacksonville, FL (FDX) [Member] Jacksonville, FL (FDX) [Member] Bedford Heights, OH (Cleveland) [Member] Chattanooga, TN [Member] Elgin, IL (Chicago) [Member] Hanahan, SC (Charleston) (SAIC) [Member] Roanoke, VA [Member] Edwardsville, KS (Kansas City)(Carlisle Tire) [Member] Kansas City, MO (Kellogg) [Member] Cheektowaga, NY (Buffalo) [Member] Punta Gorda, FL [Member] Cocoa, FL [Member] Richfield, OH (Cleveland) [Member] Tampa, FL (FDX) [Member] West Chester Twp., OH (Cincinnati) [Member] Orlando, FL [Member] Tampa, FL (FDX Ground) [Member] Denver, CO [Member] Hanahan, SC (Charleston) (FDX Ground) [Member] Augusta, GA (FDX Ground) [Member] Streetsboro, OH (Cleveland) [Member] Kansas City, MO (Bunzl) [Member] Houston, TX [Member] Tolleson, AZ (Phoenix) [Member] Spring, TX (Houston) [Member] Indianapolis, IN [Member] Frankfort, KY (Lexington) [Member] Altoona, PA [Member] Green Bay, WI [Member] Stewartville, MN (Rochester) [Member] Carlstadt, NJ (New York, NY) [Member] Roanoke, VA (FDX Ground) [Member] Olive Branch, MS (Memphis, TN) (Milwaukee Tool) [Member] Tulsa, OK [Member] Jacksonville, FL (FDX Ground) [Member] Imperial, PA (Pittsburgh) [Member] Indianapolis, IN (Ulta) [Member] Fort Worth, TX (Dallas) [Member] Concord, NC (Charlotte) [Member] Covington, LA (New Orleans) [Member] Burlington, WA (Seattle/Everett) [Member] Davenport, FL (Orlando) [Member] Olathe, KS (Kansas City) [Member] Unearned reimbursement revenue. Tenant security deposits. Fair value of option granted shares. Remaining unamortized stock option expenses. Number of participants. Grant date fair value of option granted. Estimated forfeitures of stock options. Stock Option [Member] Stock Option [Member] Stock Option [Member] Stock Option [Member] Stock Option [Member] Stock Option [Member] Stock Option [Member] Date the equity-based award grant, in CCYY-MM-DD format. Number of Stock Options Grants. Share based compensation arrangement by share based payment award option price. Dividend reinvested shares weighted average grant date fair value. Dividend Reinvestment and Stock Purchase Plan [Member] Lease Agreement [Member] Lease Agreement [Member] Lease Agreement [Member] Lease Agreement [Member] Lease Agreement [Member] Lease Agreement [Member] Lease Agreement [Member] Corporate office rent expense. Corporate office rent per square foot. Perecnt dividend requirement for estimated taxable income. Book tax difference on gains losses from capital transactions. Reconciles net income attributable to common shares to taxable income deferred compensation. Other book tax differences net. Taxable income before adjustments. Reconciles net income attributable to common shares to taxable income add (less) capital gains (losses). Reconciles net income attributable to common shares to Estimated taxable income subject to dividend requirement. Portion designated capital losses gains distribution. Rreconciles cash dividends paid Return of capital. Estimated dividends paid deduction. Board of Directors [Member] October 14, 2016 [Member] Represent the percentage of increase in common stock dividend per share. Represent the Annual common stock dividend rate per share. Represent the period of cash dividend maintained. Liquidation price per share. Description of redemption of preferred stock outstanding. Description of redemption of preferred stock outstanding upon the occurrence of Change of Control. Gross amount of cash inflow from capital contributions to an entity associated with a dividend reinvestment plan. Amount of dividend reinvested. December 31 [Member] March 31 [Member] June 30 [Member] September 30 [Member] Dividend Distribution One [Member] Dividend Distribution Two [Member] Dividend Distribution Three [Member] Dividend Distribution Four [Member] Contingencies and Commitments. Contingencies and Commitments. Expansion square feet. Weighted average lease maturity term. Percentage of building area leased. Business acquisition, purchase price allocation, property, plant and equipments. Number of real estate properties committed to mortgage. Mortgages Minimum Interest Rate. Mortgages Maximum Interest Rate. Mortgage loans on real estate weighted average interest rate. Buffalo MSA [Member] Hamburg, NY [Member] Vacant Building [Member] Fiscal 2017 [Member] The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue, sublease revenue and tenant reimbursements. Description Of Business [Policy Text Block] Building Expansion [Member] October 2016 [Member] Monaca. Orangeburg. Urbandale. Richland. Fayetteville, NC [Member] Schaumburg. Burr Ridge. Romulus. Liberty. Jacksonville. West Chester Twp. Richmond (FDX). Newington. Cudahy. Beltsville. Granite City. Elgin. Tolleson. Edwardsville. Hanahan Norton. Hanahan (FDX). Augusta FDX Gr. Richfield. Tampa FDX Gr. Griffin, GA (Atlanta) Carlstadt. Wheeling. White Bear Lake. Cheektowaga. Richmond (Carrier). Montgomery (Chicago), IL [Member] Tampa, FL (TB Grand Prix) [Member] El Paso, Texas. Bedford Heights. Kansas City. Ft. Mill. Lebanon, Ohio. Rockford. Streetsboro, Ohio. Halfmoon. Lebanon (Cincinnati), OH [Member] Olive branch. Olive Branch Milwaukee Tool. Buckner Edwardsville two. Lindale (Tyler), TX [Member] Represents Frankfort, KY (Jim Beam). Represents Jacksonville, FL (FDX Gr). Greenwood (Indianapolis), IN [Member] Represents Ft. Worth, TX. Represents Rockford, IL (B/E Aerospace. Concord (Charlotte), NC [Member] Covington (New Orleans), LA [Member] Imperial (Pittsburgh), PA [Member] Davenport (Orlando), FL [Member] Olathe (Kansas City), KS [Member] Shopping Center [Member] Vacant Land [Member] Roanoke, VA (DHL) [Member] Richland (Jackson), MS [Member] Wheeling (Chicago), IL [Member] White Bear Lake (Minneapolis/St. Paul), MN [Member] Cheektowaga (Buffalo), NY [Member] Montgomery (Chicago), IL [Member] Augusta, GA (FDX) [Member] Lakeland, FL [Member] Bedford Heights (Cleveland), OH [Member] Carrollton (Dallas), TX [Member] Ft. Mill (Charlotte, NC), SC [Member] Lebanon (Nashville), TN [Member] Rockford, IL (Sherwin-Williams) [Member] Streetsboro (Cleveland), OH [Member] Halfmoon (Albany), NY [Member] Olive Branch, MS (Memphis, TN) (Anda) [Member] Livonia Detroit MI. Buckner (Louisville), KY [Member] Edwardsville (Kansas City), KS (International Paper) [Member] Spring (Houston), TX [Member] Indianapolis, IN (FDX Ground) [Member] Sauget (St. Louis, MO), IL [Member] Frankfort (Lexington), KY [Member] Monroe (Cincinnati), OH [Member] Ft. Worth (Dallas), TX [Member] Somerset, NJ [Member] Date the property was constructed. Period the property was acquired. Reconciliation of carrying amount of real estate investments additions, net. Reconciliation of carrying amount of real estate investments deletion, net Orangeburg (New York), NY [Member] Ridgeland (Jackson), MS [Member] Urbandale (Des Moines), IA [Member] O’Fallon (St. Louis), MO [Member] Schaumburg (Chicago), IL [Member] Burr Ridge (Chicago), IL [Member] Romulus (Detroit), MI [Member] Liberty (Kansas City), MO [Member] Omaha, NE [Member] Charlottesville, VA [Member] West Chester Twp (Cincinnati), OH [Member] Represents Richmond, VA (FDX). Newington (Hartford), CT [Member] Cudahy (Milwaukee), WI [Member] Beltsville (Washington, DC), MD [Member] Granite City (St. Louis, MO), IL [Member] Represents Winston-Salem, NC. Elgin (Chicago), IL [Member] Tolleson (Phoenix), AZ [Member] Ft. Myers, FL [Member] Edwardsville (Kansas City), KS (Carlisle) [Member] Hanahan (Charleston), SC (SAIC) [Member] Hanahan (Charleston), SC (FDX Ground) [Member] Richfield (Cleveland), OH [Member] Griffin (Atlanta), GA [Member] Represents Richmond, VA (Carrier). Tampa, FL (Tampa Bay Grand Prix) [Member] Monroe (Cincinnati), OH [Member] Amount of acquisition cost of a business combination allocated to buildings included in real estate. Mortgage loans on real estate, amortization period description. FDX And Subsidiaries And Milwaukee Electric Tool Corporation [Member] Acres of property. Basic and Diluted Net Income per Share Attributable to Common Shareholders. Represents Percentage of salary allocate to affiliate. Represents Percentage of salary allocate to company. Lease Agreement [Member] Lease term. Vice President of Investor Relations [Member] Property Purchase Agreement [Member] Deemed dividend. Number of underwriter's options to purchase additional shares . Number of full-time employees. Number of part-time employee. Industrial Building [Member] Rent increased to expansion per squre foot. Percentage of marketable securities to undepreciated assets. Non-vested, Shares, Dividend reinvested shares. Mortgage loans on real estate, weighted average interest rate. Mortgage Loan Subsequently Fiscal Yearend [Member] BMO Capital Market [Member] Percentage of amount available to borrow on margin. Percentage of amount available to borrow on margin, interest rate. Mortgage Notes Payable Under Commitment [Member] Purchase Amount For Commitments [Member] Capitalized Lease Costs And Financing Costs [Member] Mortgage loan amortization period. Rent prior to expansion. Mortgage loans on real estate, term of loan. Face amount of mortgages. Mortgage loans on real estate, interest rate. Rent increased to after expansion of building located in Edinburg, TX. Square feet of building sold. Expansion of industrial building located in Edinburg, TX. Cost of expansion. Rent increased to expansion, per square foot. Securities Available for sale at fait value. Real Estate Gross Value. Deferred rent payable. Dividend One [Member] Dividend Two [Member] Dividend Three [Member] UMH common stock shares purchased during the period. UMH common stock value purchased during the period. UMH purchase of the company's common stock shares purchased during the period. UMH purchase of the company's common stock value purchased during the period. UMH Cumulative redeemable preferred stock, dividend rate. Number of shares purchased through UMH's dividend reinvestment. Preferred stock annual dividend per share. Proceeds from offering used to pay down line of credit. Cumulative redeemable preferred, series A stock dividend rate. Net proceeds from public offering used to Redeem Series A Preferred Stock. Preferred stock shares Redeemed Series A Preferred Stock. Preferred stock, shares outstanding Series A Preferred Stock. Dividend rate on Series A Preferred Stock. Preferred stock accrued dividend per share Series A Preferred Stock. Net Accrued Dividend Paid at Redemption. Preferred stock, shares Redeemed. Preferred stock redemption price Series A Preferred Stock. Maximum number of common stock available to purchase each year. Purchase price for the commitments amount. Mortgage loans on commitment, interest rate. Mortgage loans on real estate, interest rate. Increase in annual rent. Rent prior to expansion, per square foot. Rent increased to after expansion, per square foot. Cost of building expansion. Annualized rent after expansion. Annualized rent after expansion, per square foot. Square feet before expansion Size of building after acquisition. Olive Branch, MS [Member] Sale of industrial building, ft. Mortgage loan period. Lease period. Preferred stock, shares issued. Preferred stock, shares outstanding. Preferred stock accrued dividend per share. Expansion square feet. Rent increased to expansion per square foot. Purchase price of industrial building. Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value. Square feet of property sold. Face amount of mortgages. Mortgage loans on real estate, new acquisitions. Occupancy prior to sale. Occupancy after the sale. ColoradoSpringsCoOneMember ColoradoSpringsMember BeltsvilleMDWashingtonDCOneMember JacksonvilleFLFDXOneMember RoanokeVAMember RichfieldOHClevelandMember Cumulative Preferred Stock [Member] Board of Directors Chairman [Member] Monaca [Member] Jacksonville [Member] Augusta Fdx Gr [Member] Tampa Fdx Gr [Member] Carlstadt [Member] El Paso Texas [Member] Kansas City [Member] Olive Branch [Member] Olive Branch (Milwaukee Tool), MS [member] Jacksonville Fl Fdx Gr [Member] Rockford Il Be Aerospace [Member] RichlandJacksonMSMember IndustrialPropertiesMember WheelingChicagoILMember WhiteBearLakeMinneapolisStPaulMNMember Richmond Va Carrier [Member] MontgomeryChicagoILMember BedfordHeightsClevelandOHMember FtMillCharlotteNCSCMember LebanonNashvilleTNMember RockfordILSherwinWilliamsMember StreetsboroClevelandOHMember HalfmoonAlbanyNYMember BucknerLouisvilleKYMember EdwardsvilleKansasCityKSInternationalPaperMember FrankfortLexingtonKYMember MonroeCincinnatiOHMemberMember FtWorthDallasTXMember OrangeburgNewYorkNYMember RidgelandJacksonMSMember SchaumburgChicagoILMember BurrRidgeChicagoILMember RomulusDetroitMIMember WestChesterTwpCincinnatiOHMember Richmond Va Fdx [Member] NewingtonHartfordCTMember CudahyMilwaukeeWIMember GraniteCityStLouisMOILMember ElginChicagoILMember TollesonPhoenixAZMember EdwardsvilleKansasCityKSCarlisleMember HanahanCharlestonSCSAICMember HanahanCharlestonSCFDXGroundMember RichfieldClevelandOHMember GriffinAtlantaGAMember Real Estate Investment Property, at Cost Assets Liabilities Stockholders' Equity Attributable to Parent Liabilities and Equity Real Estate Revenue, Net Interest Expense, Other Amortization of Debt Issuance Costs Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net Income (Loss) Attributable to Parent Income (Loss) from Extraordinary Items, Net of Tax, Per Basic Share Income (Loss) from Operations before Extraordinary Items, Per Diluted Share PreferredStockDividendsPerShareCashPaidDiluted Income (Loss) from Extraordinary Items, Net of Tax, Per Diluted Share Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive Income (Loss), Net of Tax, Attributable to Parent Stock Redeemed or Called During Period, Value Gain (Loss) on Sale of Securities, Net Increase (Decrease) in Receivables Increase (Decrease) in Prepaid Expense and Other Assets Net Cash Provided by (Used in) Operating Activities Payments to Acquire and Develop Real Estate Payments for Capital Improvements Payments for Deposits on Real Estate Acquisitions Payments to Acquire Available-for-sale Securities Net Cash Provided by (Used in) Investing Activities Payments for Mortgage Deposits Payments of Financing Costs Payments of Ordinary Dividends, Preferred Stock and Preference Stock Payments of Dividends Net Cash Provided by (Used in) Financing Activities Cash and Cash Equivalents, Period Increase (Decrease) Other Liabilities Disclosure [Text Block] Property, Plant and Equipment, Policy [Policy Text Block] Cash and Cash Equivalents, Policy [Policy Text Block] Lease, Policy [Policy Text Block] Compensation Related Costs, Policy [Policy Text Block] Business Acquisitions Pro Forma Lease Termination Income Business Acquisitions Pro Forma Real Estate Taxes Business Acquisitions Pro Forma Operating Expenses Business Acquisitions Pro Forma Depreciation And Amortization Business Acquisitions Pro Forma Income Loss From Operations Business Acquisitions Pro Forma Gain On Sale Of Real Estate Investment Available-for-sale Securities, Gross Realized Losses Available-for-sale Securities, Gross Realized Gain (Loss) Long-term Debt Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value 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 Three 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 EstimatedDividendsPaidDeduction PreferredStockShareIssued PreferredStockShareOutstanding Fedex Ground Package System Inc. [Member] [Default Label] BusinessAcquisitionPurchasePriceAllocationBuilding RentPriorToExpansions MortgageLoansOnRealEstateTerm FaceAmountOfMortgages MortgageLoansOnRealEstateInterest Operating Leases Income Statement Lease Revenue and Tenant Reimbursements 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, Carrying Amount of Land SEC Schedule III, Real Estate Accumulated Depreciation RealEstateGrossAtValue SEC Schedule III, Real Estate, Other Acquisitions SEC Schedule III, Real Estate Accumulated Depreciation, Depreciation Expense SEC Schedule III, Real Estate Accumulated Depreciation, Real Estate Sold Excess Stock, Par Or Stated Value Per Share Agreement Two [Member] Fedex Corporation Subsidiaries Member [Member] Investment In Umh Common Shares [Member] Security One [Member] Agreement One [Member] Loan Secured With Umh Common Stock [Member] Loan Secured With Umh Preferred Stock [Member] OnePropertyMember Security Two [Member] ThreePropertiesMember WhiteBeatLakeMNMember Renatable Space [Member] Lessee Concentration Risk [Member] Ralcorp Holdings Inc [Member] BMOCapitalMarketMember PurchaseAmountForCommitmentsMember OliveBranchMSOneMember