Earnings Per Share [Abstract] Earnings Per Share Earnings Per Share [Text Block] Discontinued Operations [Abstract] Discontinued Operations [Abstract] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Operating Activities [Axis] Operating Activities [Axis] Operating Activities [Domain] Operating Activities [Domain] Discontinued Operations, Disposed of by Sale [Member] Discontinued Operations, Disposed of by Sale [Member] Name of Property [Axis] Name of Property [Axis] Name of Property [Domain] Name of Property [Domain] Public Charter School Portfolio Sale [Member] Public Charter School Portfolio Sale [Member] Public Charter School Portfolio Sale [Member] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] number of properties sold number of properties sold number of properties sold Proceeds from Sale of Property, Plant, and Equipment Proceeds from Sale of Property, Plant, and Equipment Rental revenue Operating Leases, Income Statement, Lease Revenue Interest and Fee Income, Loans, Commercial and Residential, Real Estate Interest and Fee Income, Loans, Commercial and Residential, Real Estate Revenues Revenues Property operating expense Direct Costs of Leased and Rented Property or Equipment Interest expense, net Interest Expense Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Income from discontinued operations before other items Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax Gain (Loss) on Disposition of Real Estate, Discontinued Operations Gain (Loss) on Disposition of Real Estate, Discontinued Operations Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Payments to Acquire Productive Assets Payments to Acquire Productive Assets Proceeds from Sale of Real Estate Proceeds from Sale of Real Estate Payments to Acquire Mortgage Notes Receivable Payments to Acquire Mortgage Notes Receivable Proceeds from Sale and Collection of Mortgage Notes Receivable Proceeds from Sale and Collection of Mortgage Notes Receivable Payments to Develop Real Estate Assets Payments to Develop Real Estate Assets Real Estate Owned, Transfer from Real Estate Owned Real Estate Owned, Transfer from Real Estate Owned Interest cost capitalized Interest Paid, Capitalized, Investing Activities Accounts Receivable, after Allowance for Credit Loss [Abstract] Schedule Of Accounts Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Share-based Payment Arrangement, Noncash Expense [Abstract] Share-based Payment Arrangement, Option, Exercise Price Range [Table] Share-based Payment Arrangement, Option, Exercise Price Range [Table] Exercise Price Range [Axis] Exercise Price Range [Axis] Exercise Price Range [Domain] Exercise Price Range [Domain] Forty Four Point Sixty Two To Forty Nine Point Nine Nine [Member] Forty Four Point Sixty Two To Forty Nine Point Nine Nine [Member] Forty Four Point Sixty Two To Forty Nine Point Nine Nine [Member] Fifty To Fifty Nine Point Nine Nine Member Fifty To Fifty Nine Point Nine Nine Member Fifty To Fifty Nine Point Nine Nine [Member] Sixty To Sixty Five Point Five Zero Member Sixty To Sixty Nine Point Nine Nine [Member] Sixty To Sixty Nine Point Nine Nine [Member] Seventy To Seventy Six Point Six Three [Member] Seventy To Seventy Six Point Six Three [Member] Seventy To Seventy Six Point Six Three [Member] Statement [Line Items] Statement [Line Items] Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Options outstanding (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted avg. life remaining (in years) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Segment Reporting [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Business Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Experiential Reportable Operating Segment [Member] Experiential Reportable Operating Segment [Member] Experiential Reportable Operating Segment [Member] Education Reportable Operating Segment [Member] Education Reportable Operating Segment [Member] Education Reportable Operating Segment [Member] Corporate / Unallocated Corporate Unallocated [Member] Corporate Unallocated [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Other income Other Income Other expense Other Expenses Total investment expenses Investment Income, Investment Expense Net Operating Income - Before Unallocated Items Net Operating Income Before Unallocated Items Net Operating Income Before Unallocated Items Reconciliation to Consolidated Statements of Income: Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract] General and administrative expense General and Administrative Expense Severance Costs Severance Costs Transaction costs Transaction costs Costs incurred and directly related to business combinations or abandoned projects which are required to be expensed. Financing Receivable, Credit Loss, Expense (Reversal) Financing Receivable, Credit Loss, Expense (Reversal) Depreciation and amortization Equity in loss from joint ventures Income (Loss) from Equity Method Investments Gain on sale of real estate Gain (Loss) on Disposition of Assets Income tax benefit (expense) Income Tax Expense (Benefit) Net income attributable to EPR Properties Net Income (Loss) Attributable to Parent Preferred dividend requirements Dividends, Preferred Stock Net Income (Loss) Available to Common Stockholders, Basic Net Income (Loss) Available to Common Stockholders, Basic Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Receivable Type [Axis] Receivable Type [Axis] Receivable [Domain] Receivable [Domain] Trade Accounts Receivable [Member] Trade Accounts Receivable [Member] Ground Lease Arrangement [Member] Ground Lease Arrangement [Member] Ground Lease Arrangement [Member] Accounts, Notes, Loans and Financing Receivable by Legal Entity of Counterparty, Type [Axis] Legal Entity of Counterparty, Type [Axis] Legal Entity Type of Counterparty [Domain] Legal Entity Type of Counterparty [Domain] Tenants [Member] Tenants Member Tenants [Member] Non-Tenants [Member] Non Tenants Member Non-Tenants [Member] Straight line rent write off Straight line rent write off Straight line rent write off Carrying amounts of accounts receivable Accounts Receivable, before Allowance for Credit Loss Straight-Line Rent Receivable Straight-Line Rent Receivable Straight-Line Rent Receivable Total Accounts Receivable, after Allowance for Credit Loss Document And Entity Information [Abstract] Document and Entity Information Abstract Entities [Table] Entities [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock [Member] Common Stock [Member] Series C Preferred Shares [Member] Series C Preferred Stock [Member] Series E Preferred Shares [Member] Series E Preferred Stock [Member] Series G Preferred Stock [Member] Series G Preferred Stock [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Entity Information [Line Items] Entity Information [Line Items] Document Type Document Type Document Quarterly Report Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Entity Listing, Description Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Accounting Policies [Abstract] Significant Accounting Policies [Table] Significant Accounting Policies [Table] Significant Accounting Policies [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Retained Earnings [Member] Retained Earnings [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] Furniture, fixtures & equipment [Member] Furniture and Fixtures [Member] Building Improvements [Member] Building Improvements [Member] Mortgage Receivable [Member] Mortgage Receivable [Member] Notes Receivable [Member] Notes Receivable [Member] Lease Arrangement, Type [Axis] Lease Arrangement, Type [Axis] Lease Arrangement, Type [Domain] Lease Arrangement, Type [Domain] triple-net lessor costs [Member] triple-net lessor costs [Member] triple-net lessor costs [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Revolving Credit Facility [Member] Revolving Credit Facility [Member] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Share Options [Member] Share-based Payment Arrangement, Option [Member] Restricted Stock [Member] Restricted Stock [Member] Performance Shares [Member] Performance Shares [Member] Restricted Share Units [Member] Restricted Stock Units (RSUs) [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits, by Title of Individual [Axis] Title of Individual [Axis] Title of Individual with Relationship to Entity [Domain] Title of Individual [Domain] Non-Employee Trustees [Member] Non Employee Trustees Member Non-Employee Trustees [Member] Concentration Risk by Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] American Multi-Cinema, Inc. [Member] American Multi Cinema Inc Member American Multi-Cinema, Inc [Member] TopGolf [Member] TopGolf [Member] TopGolf [Member] Regal [Member] Regal [Member] Regal [Member] Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease) Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease) Operating Segments Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract] Number of Reportable Operating Segments Number of Reportable Segments Revenue Recognition [Abstract] Revenue Recognition [Abstract] Straight Line Rent Straight Line Rent Percentage rents Operating Leases, Income Statement, Percentage Revenue Provision for Loan, Lease, and Other Losses Provision for Loan, Lease, and Other Losses Concentrations of Risk [Abstract] Concentration Risks, Types, No Concentration Percentage [Abstract] Percentage of lease revenue in total revenue Percentage of Lease Revenue in Total Revenue Percentage of Lease Revenue in Total Revenue Share-based Payment Arrangement, Noncash Expense [Abstract] Share based compensation, future vesting period minimum (in years) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Stock-option expense Stock or Unit Option Plan Expense Share-based payment arrangement, noncash expense included in severance Share-based payment arrangement, noncash expense included in severance Share-based payment arrangement, noncash expense included in severance Share based compensation expense related to employees and trustees Share-based Payment Arrangement, Expense Deferred Costs Deferred Costs Financing Receivable, Credit Loss, Expense (Reversal) Property, Plant and Equipment, Useful Life Property, Plant and Equipment, Useful Life Prepaymentfee Prepaymentfee Prepaymentfee Recovery of Direct Costs Recovery of Direct Costs Rent Abatements Rent Abatements Rent Abatements Financing Receivables [Abstract] Financing Receivables [Abstract] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Allowance for Credit Losses [Text Block] Allowance for Credit Losses [Text Block] Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Summary of Derivative Instruments [Abstract] Derivative [Table] Derivative [Table] Currency [Axis] Currency [Axis] All Currencies [Domain] All Currencies [Domain] United States of America, Dollars United States of America, Dollars Canada, Dollars Canada, Dollars Transaction Type [Axis] Transaction Type [Axis] Transaction [Domain] Transaction [Domain] interest rate swap 3.1575 percent [Member] interest rate swap 3.1575 percent [Member] interest rate swap 3.1575 percent [Member] interest rate swap 3.1450 percent [Member] interest rate swap 3.1450 percent [Member] interest rate swap 3.1450 percent [Member] interest rate swap 3.1580 percent [Member] interest rate swap 3.1580 percent [Member] interest rate swap 3.1580 percent [Member] interest rate swap 3.35 percent [Member] interest rate swap 3.35 percent [Member] interest rate swap 3.35 percent [Member] interest rate swap 1.3925 percent [Member] interest rate swap 1.3925 percent [Member] interest rate swap 1.3925 percent [Member] Derivative Instrument Risk [Axis] Derivative Instrument [Axis] Derivative Contract Type [Domain] Derivative Contract [Domain] Interest Rate Swap [Member] Interest Rate Swap [Member] Interest Rate Risk [Member] Interest Rate Risk [Member] Currency Swap [Member] Currency Swap [Member] Cross Currency Swaps [Member] Cross Currency Swaps Member Cross Currency Swaps 2014 [Member] Cross Currency Swaps 2020 [Member] Cross Currency Swaps 2020 [Member] Cross Currency Swaps 2020 [Member] Cross Currency Swaps 2022 [Member] Cross Currency Swaps 2022 [Member] Cross Currency Swaps 2022 [Member] Cross Currency Swap 2023 [Member] Cross Currency Swap 2023 [Member] Cross Currency Swap 2023 [Member] Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Net Investment Hedging [Member] Net Investment Hedging [Member] Cash Flow Hedging [Member] Cash Flow Hedging [Member] credit risk related contingent features default on debt amount credit risk related contingent features default on debt amount credit risk related contingent features default on debt amount Derivative Liability, Fair Value, Gross Liability Derivative Liability, Fair Value, Gross Liability Derivative Asset, Fair Value, Gross Asset Derivative Asset, Fair Value, Gross Asset Number of entered into interest rate swap agreements (in interest rate swaps) Number of Interest Rate Swap Agreements Number of Interest Rate Swap Agreements Derivative fixed interest rate Derivative, Fixed Interest Rate Number of Canadian properties exposed to foreign currency exchange risk (in properties) Number of Properties Exposed to Foreign Currency Exchange Risk Number of Properties Exposed to Foreign Currency Exchange Risk Derivative, Notional Amount Derivative, Notional Amount Net exchange rate, CAD to US dollar Derivative, Forward Exchange Rate Monthly CAD Denominated Cash Flows Properties Under Hedges of Foreign Exchange Risk Monthly CAD Denominated Cash Flows Properties Under Hedges of Foreign Exchange Risk Monthly CAD Denominated Cash Flows Properties Under Hedges of Foreign Exchange Risk Foreign currency exposure Foreign currency exposure Foreign currency exposure Estimated amount to be reclassified from accumulated other comprehensive income to other expense in the next twelve months Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months Derivative Liability, Fair Value, Amount Not Offset Against Collateral Derivative Liability, Fair Value, Amount Not Offset Against Collateral Basis of Presentation Consolidation, Policy [Policy Text Block] New Accounting Pronouncements and Changes in Accounting Principles [Text Block] New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Operating Segments Segment Reporting, Policy [Policy Text Block] Rental Properties Real Estate, Policy [Policy Text Block] Business Combinations and Other Purchase of Business Transactions, Policy [Policy Text Block] Business Combinations and Other Purchase of Business Transactions, Policy [Policy Text Block] Deferred Charges, Policy [Policy Text Block] Deferred Charges, Policy [Policy Text Block] Revenue Recognition Revenue [Policy Text Block] Property Sales, Policy [Policy Text Block] Discontinued Operations, Policy [Policy Text Block] Mortgage Notes And Other Notes Receivable Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Mortgage and Other Financing Income [Policy Text Block] Mortgage and Other Financing Income [Policy Text Block] Mortgage and Other Financing Income [Policy Text Block] Concentrations Of Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Share-Based Compensation Compensation Related Costs, Policy [Policy Text Block] Share Options Share-based Payment Arrangement [Policy Text Block] Nonvested Shares Issued To Employees Nonvested Shares Issued to Employees Policy [Policy Text Block] Nonvested Shares Issued to Employees Policy [Policy Text Block] Restricted Share Units Issued To Non-Employee Trustees Restricted Share Units Issued to Non-Employee Trustees Policy [Policy Text Block] Restricted Share Units Issued to Non-Employee Trustees Policy [Policy Text Block] Derivative Instruments Derivatives, Policy [Policy Text Block] New Accounting Pronouncements, Policy [Policy Text Block] New Accounting Pronouncements, Policy [Policy Text Block] Unusual Risks and Uncertainties [Table Text Block] Unusual Risks and Uncertainties [Table Text Block] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) by Income Statement Location [Axis] Income Statement Location [Axis] Income Statement and Other Comprehensive Income (Loss) Location [Domain] Income Statement Location [Domain] Interest Expense [Member] Interest Expense [Member] Derivative, Fixed Interest Rate Amount of Gain (Loss) Recognized in AOCI on Derivative (Effective Portion) Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net Amount of Income (Expense) Reclassified from AOCI into Earnings (Effective Portion) Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Interest Expense Other Income Fair Value Disclosures [Abstract] Fair Value Disclosure [Table] Fair Value Disclosure [Table] Fair Value Disclosure [Table] Derivative Instrument [Axis] Measurement Frequency [Axis] Measurement Frequency [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Fair Value, Recurring [Member] Fair Value, Recurring [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Fixed Rate Mortgage Notes Receivable [Member] Fixed Rate Mortgage Notes Receivable Member Fixed Rate Mortgage Notes Receivable [Member] Variable Rate Debt [Member] Variable Rate Debt Member Variable Rate Debt [Member] Variable Rate Converted to Fixed Rate [Member] Variable Rate Converted to Fixed Rate [Member] Variable Rate Converted to Fixed Rate [Member] Fixed Rate Debt [Member] Fixed Rate Debt Member Fixed Rate Debt [Member] Financing Receivable, after Allowance for Credit Loss, Current Financing Receivable, after Allowance for Credit Loss, Current Mortgage notes and related accrued interest receivable Mortgage Notes and Related Accrued Interest Receivable, Net The balance represents the amount of loans, including accrued interest receivable, that are secured by real estate mortgages, offset by the allowance for loan losses. Weighted average interest rate of mortgage notes receivable Mortgage Receivable Weighted Average Interest Rate Mortgage receivable weighted average interest rate Receivable interest rate minimum Receivable Interest Rate Stated Percentage Rate Range Minimum Receivable interest rate stated percentage rate range minimum. Receivable interest rate maximum Receivable Interest Rate Stated Percentage Rate Range Maximum Receivable interest rate stated percentage rate range maximum market rate used as discount factor to determine fair value of notes market rate used as discount factor to determine fair value of notes market rate used as discount factor to determine fair value of notes Weighted market rate used for determining future cash flow for notes receivable Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Notes Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Notes Fair value of notes receivable Notes Receivable, Fair Value Disclosure Debt Long-term Debt Long-term debt, weighted average interest rate Long-term Debt, Weighted Average Interest Rate, at Point in Time Weighted market rate for determining fair value of debt Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Debt Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Debt market rate used as discount factor to determine fair value of debt market rate used as discount factor to determine fair value of debt market rate used as discount factor to determine fair value of debt Long-term Debt, Fair Value Long-term Debt, Fair Value Computation Of Basic And Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Reportable Operating Segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Number of Shares, Outstanding at December 31, 2019 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Number of Shares, Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Number of Shares, Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Number of Shares, Outstanding at March 31, 2020 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Weighted Average Grant Date Fair Value, Outstanding at December 31, 2019 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted Average Grant Date Fair Value, Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted Average Grant Date Fair Value, Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Weighted Average Grant Date Fair Value, Outstanding at March 31, 2020 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Weighted Average Life Remaining, Outstanding at March 31, 2020 (in years) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Fair value of non-vested shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value share based compensation included in severance expense share based compensation included in severance expense share based compensation included in severance expense Unamortized share-based compensation expense Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Share-based Compensation, Performance Measure Percent, Peer TSR Share-based Compensation, Performance Measure Percent, Peer TSR Share-based Compensation, Performance Measure Percent, Peer TSR Share-based Compensation, Performance Measure Percent, MSCI US REIT Index TSR Share-based Compensation, Performance Measure Percent, MSCI US REIT Index TSR Share-based Compensation, Performance Measure Percent, MSCI US REIT Index TSR Share-based Compensation, Performance Measure Percent, Growth in AFFO per share Share-based Compensation, Performance Measure Percent, Growth in AFFO Share-based Compensation, Performance Measure Percent, Growth in AFFO Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum 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 Dividend, Share-based Payment Arrangement Dividend, Share-based Payment Arrangement Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Rental properties, accumulated depreciation Real Estate Investment Property, Accumulated Depreciation Common Shares, par value Common Stock, Par or Stated Value Per Share Common Shares, shares authorized Common Stock, Shares Authorized Common Stock, Shares, Issued Common Stock, Shares, Issued Preferred Shares, par value Preferred Stock, Par or Stated Value Per Share Preferred Shares, shares authorized Preferred Stock, Shares Authorized Preferred Shares, shares issued Preferred Stock, Shares Issued Preferred Shares, liquidation preference Auction Market Preferred Securities, Stock Series, Liquidation Value Treasury Shares, common shares Treasury Stock, Shares Assets Measured At Fair Value On A Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Equity Incentive Plans Share-based Payment Arrangement [Text Block] Organization [Abstract] Organization [Abstract] Organization Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Statement of Cash Flows [Abstract] Operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Gain on sale of real estate Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Deferred income tax benefit Deferred Income Tax Expense (Benefit) Equity in loss (income) from joint ventures Proceeds from Equity Method Investment, Distribution Proceeds from Equity Method Investment, Distribution depreciation and amort cont and discops depreciation and amort cont and discops depreciation and amort cont and discops Amortization of deferred financing costs Amortization of Debt Issuance Costs Amortization of above/below market leases and tenant allowances, net Amortization of above and below Market Leases Share-based compensation expense to management and trustees Share-based Payment Arrangement, Noncash Expense Increase (Decrease) in Operating Lease Assets and Liabilities, Net Increase (Decrease) in Operating Lease Assets and Liabilities, Net Increase (Decrease) in Operating Lease Assets and Liabilities, Net Mortgage notes accrued interest receivable Increase Decrease In Mortgage Notes Accrued Interest Receivable Increase In Mortgage Notes Accrued Interest Receivable Accounts receivable Increase (Decrease) in Accounts Receivable Increase in direct financing lease receivable Increase (Decrease) in Leasing Receivables Other assets Increase (Decrease) in Other Operating Assets Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Increase (Decrease) in Deferred Revenue Increase (Decrease) in Deferred Revenue Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Acquisition of and investments in real estate and other assets Payments to Acquire Real Estate Investment in unconsolidated joint ventures Payments to Acquire Interest in Subsidiaries and Affiliates Investment in mortgage notes receivable Investment in promissory notes receivable Payments to Acquire Notes Receivable Proceeds from promissory note receivable paydown Proceeds from Sale and Collection of Notes Receivable Additions to properties under development Net cash used by investing activities Net Cash Provided by (Used in) Investing Activities Financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from long-term debt facilities Proceeds from Issuance of Long-term Debt Principal payments on long-term debt Repayments of Long-term Debt Deferred financing fees paid Payments of Financing Costs Net proceeds from issuance of common shares Proceeds from Issuance of Common Stock Payment, Tax Withholding, Share-based Payment Arrangement Payment, Tax Withholding, Share-based Payment Arrangement Purchase of common shares for treasury Payments for Repurchase of Common Stock Dividends paid to shareholders Payments of Dividends Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash Effect of Exchange Rate on Cash and Cash Equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and Cash Equivalents, at Carrying Value Cash and Cash Equivalents, at Carrying Value Restricted Cash and Cash Equivalents Restricted Cash and Cash Equivalents Supplemental schedule of non-cash activity: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Transfer of property under development to rental property Real Estate Owned, Transfer to Real Estate Owned Issuance of nonvested shares and restricted share units at fair value, including nonvested shares issued for payment of bonuses Issuance Of Restricted Securities To Employees And Directors Issuance of restricted securities to employees and directors. Financing Receivable, Allowance for Credit Loss Financing Receivable, Allowance for Credit Loss Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Operating Lease, Cost Operating Lease, Cost Other Real Estate, Additions Other Real Estate, Additions Noncash or Part Noncash Acquisition, Debt Assumed Noncash or Part Noncash Acquisition, Debt Assumed Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Interest Paid, Excluding Capitalized Interest, Operating Activities Interest Paid, Excluding Capitalized Interest, Operating Activities Cash paid during the period for income taxes Income Taxes Paid, Net Change in accrued capital expenditures IncreaseDecreaseInAccruedCapitalExpenditures IncreaseDecreaseInAccruedCapitalExpenditures Summary Of The Effect Of Derivative Instruments On The Consolidated Statements Of Changes In Equity And Income Derivative Instruments, Gain (Loss) [Table Text Block] Fair Value Disclosures Fair Value Disclosures [Text Block] Real Estate [Abstract] Summary Of Carrying Amounts Of Rental Properties Schedule of Real Estate Properties [Table Text Block] Operating Leases [Abstract] Operating Leases [Abstract] Property Subject to or Available for Operating Lease, by Major Property Class [Table] Property Subject to or Available for Operating Lease, by Major Property Class [Table] straight-line receivable [Member] straight-line receivable [Member] straight-line receivable [Member] Office Lease [Member] Office Lease [Member] Office Lease [Member] Property Subject to or Available for Operating Lease [Line Items] Property Subject to or Available for Operating Lease [Line Items] Operating Lease, Lease Income Operating Lease, Lease Income General and Administrative Expense Number of Properties Subject to Ground Leases Number of Properties Subject to Ground Leases Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Options outstanding (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Weighted avg. life remaining (in years) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Weighted avg. exercise price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2016 Equity Incentive Plan [Member] 2016 Equity Incentive Plan [Member] 2016 Equity Incentive Plan [Member] Restricted Stock Units (RSUs) [Member] Common shares, options to purchase common shares and restricted share units, expected to granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Price Per Share Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Number of shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Maximum term of options granted (in years) Maximum Term of Options Granted Maximum Term of Options Granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Number of Shares, Outstanding at Beginning of Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Number of Shares, Granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Number of Shares, Outstanding at End of Period Option Price Per Share, Outstanding at Beginning of Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Price Per Share Option Price Per Share, Outstanding at End of Period Average Exercise Price, Outstanding at Beginning of Period Average Exercise Price, Outstanding at End of Period Weighted average fair value of options granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Price Per Share Intrinsic value of stock options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures Disclosure [Text Block] Equity Method Investments and Joint Ventures Disclosure [Text Block] Derivative Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Summary Of Share Option Activity Share-based Payment Arrangement, Activity [Table Text Block] Summary Of Outstanding Options Share-based Payment Arrangement, Option, Activity [Table Text Block] Summary Of Nonvested Share Activity Schedule of Nonvested Share Activity [Table Text Block] Summary Of Restricted Share Unit Activity Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Anitidlutive securities exluded from computation of earnings per share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common shares upon conversion of convertible preferred shares Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Preferred Stock, Dividend Rate, Percentage Preferred Stock, Dividend Rate, Percentage Commitments and Contingencies Disclosure [Abstract] Commitment and Contingencies [Table] Commitment and Contingencies [Table] Commitment and Contingencies [Table] Development projects in process (in projects) Development Project In Process Number Of Development Projects In Process Other Commitment Other Commitment Number Of Mortgage Notes Receivable Number Of Mortgage Notes Receivable Number Of Mortgage Notes Receivable Mortgage Note and Notes Receivable Commitments Mortgage Note and Notes Receivable Commitments Mortgage Note and Notes Receivable Commitments Number of Surety Bonds Number of Surety Bonds Number of Surety Bonds Surety bonds Surety bonds Surety bonds Total Assets Assets Disposal Groups, Including Discontinued Operations [Table Text Block] Disposal Groups, Including Discontinued Operations [Table Text Block] Segment Information Segment Reporting Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement, Equity Components [Axis] Preferred Stock [Member] Preferred Stock [Member] Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Treasury shares [Member] Treasury Stock [Member] Accumulated other comprehensive income (loss) [Member] AOCI Attributable to Parent [Member] Distributions in excess of net income [Member] Accumulated Distributions in Excess of Net Income [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance (in shares) Shares, Issued Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Stock Issued During Period, Shares, Other Stock Issued During Period, Shares, Other Stock Issued During Period, Value, Other Stock Issued During Period, Value, Other Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Treasury Stock, Retired, Cost Method, Amount Treasury Stock, Retired, Cost Method, Amount Employee Service Share Based Compensation Restricted Stock Units And Restricted Shares Unrecognized Compensation Cost On Nonvested Awards Employee Service Share Based Compensation Restricted Stock Units And Restricted Shares Unrecognized Compensation Cost On Nonvested Awards Employee Service Share-based Compensation, Restricted stock units and restricted shares, Unrecognized Compensation Costs on Nonvested Awards. Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets Net income Issuances of common shares (in shares) Stock Issued During Period, Shares, New Issues Issuances of common shares Stock Issued During Period, Value, New Issues Stock Issued During Period, Value, Stock Options Exercised Stock Issued During Period, Value, Stock Options Exercised Dividends to common and preferred shareholders Dividends Balance (in shares) Investments [Abstract] Schedule of Real Estate Properties [Table] Schedule of Real Estate Properties [Table] Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Real Estate, Property Type [Domain] Real Estate [Domain] Theatre Properties [Member] Theatre Properties Member Theatre Properties [Member] early childhood education center [Member] early childhood education center [Member] early childhood education center [Member] Real Estate Properties [Line Items] Real Estate Properties [Line Items] Payments to Acquire Property, Plant, and Equipment Payments to Acquire Property, Plant, and Equipment Number of properties acquired (in properties) Number of properties acquired Number Of Properties Acquired Payments to Acquire Productive Assets Basic EPS: Earnings Per Share, Basic [Abstract] Income from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Less: preferred dividend requirements Preferred Stock Dividends and Other Adjustments Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic Net income available to common shareholders of EPR Properties Net income from continuing operations available to common shareholders of EPR Properties per basic share Income (Loss) from Continuing Operations, Per Basic Share Net income from discontinued operations available to common shareholders of EPR Properties per basic share Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Net income available to common shareholders (in dollars per share) Earnings Per Share, Basic Weighted average number of shares outstanding, basic Weighted Average Number of Shares Outstanding, Basic Net Income (Loss) from Continuing Operations Available to Common Shareholders, Diluted Net Income (Loss) from Continuing Operations Available to Common Shareholders, Diluted Diluted EPS: Earnings Per Share, Diluted [Abstract] Share options (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Weighted average number of shares outstanding, diluted Weighted Average Number of Shares Outstanding, Diluted Net Income (Loss) from Discontinued Operations Available to Common Shareholders, Diluted Net Income (Loss) from Discontinued Operations Available to Common Shareholders, Diluted Net income available to common shareholders, diluted Net Income (Loss) Available to Common Stockholders, Diluted Net income from continuing operations available to common shareholders of EPR Properties per diluted share Income (Loss) from Continuing Operations, Per Diluted Share Net income from discontinued operations available to common shareholders of EPR Properties per diluted share Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Net income available to common shareholders (in dollars per share) Earnings Per Share, Diluted Accounts Receivable, Net Investments Mergers, Acquisitions and Dispositions Disclosures [Text Block] Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Table] Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Long-term Debt Derivative Liability, Fair Value, Gross Liability Income Statement [Abstract] Scenario [Axis] Scenario [Axis] Scenario [Domain] Scenario [Domain] Total revenue Severance Costs Interest expense, net Transaction costs Income before equity in (loss) income from joint ventures, other items and discontinued operations Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net income Change in net unrealized gain (loss) on derivatives Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Per share data attributable to EPR Properties common shareholders: Basic earnings per share data: Diluted earnings per share data: Shares used for computation (in thousands): Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Diluted (in shares) Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Variable Interest Entities [Axis] Variable Interest Entities [Axis] Variable Interest Entity, Classification [Domain] Variable Interest Entity, Classification [Domain] Experiential Lodging Properties [Member] Experiential Lodging Properties [Member] Experiential Lodging Properties [Member] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] St. Petersburg Joint Venture [Member] St. Petersburg Joint Venture [Member] St. Petersburg Joint Venture [Member] Theatre Project China Member Theatre Project China Member Theatre Project China [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Real Estate Investments, Unconsolidated Real Estate and Other Joint Ventures Real Estate Investments, Unconsolidated Real Estate and Other Joint Ventures Equity Method Investment, Ownership Percentage Equity Method Investment, Ownership Percentage Equity Method Investment, Partner's Ownership Percentage Equity Method Investment, Partner's Ownership Percentage Equity Method Investment, Partner's Ownership Percentage Number of unconsolidated real estate joint ventures Number of unconsolidated real estate joint ventures Number of unconsolidated real estate joint ventures Carrying Amount Joint Venture Mortgage Loan Carrying Amount Joint Venture Mortgage Loan Carrying Amount Joint Venture Mortgage Loan Remaining Availability Joint Venture Mortgage Loan Remaining Availability Joint Venture Mortgage Loan Remaining Availability Joint Venture Mortgage Loan Long Term Funding Commitment For Project Development Long Term Funding Commitment For Project Development Long Term Funding Commitment For Project Development Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate Maximum Availability Joint Venture Mortgage Loan Maximum Availability Joint Venture Mortgage Loan Maximum Availability Joint Venture Mortgage Loan Assets Assets [Abstract] Real estate investments, net of accumulated depreciation of $1,023,993 and $989,254 at March 31, 2020 and December 31, 2019, respectively Real Estate Investment Property, Net Land held for development Land Available for Development Property under development Development in Process Operating Lease, Right-of-Use Asset Operating Lease, Right-of-Use Asset Investment in joint ventures Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Cash and cash equivalents Restricted cash Accounts receivable, net Other assets Other Assets Total assets Liabilities and Equity Liabilities and Equity [Abstract] Liabilities: Liabilities [Abstract] Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities Operating Lease, Liability Operating Lease, Liability Dividends Payable, Current Dividends Payable, Current Preferred dividends payable Preferred Dividends Payable Current And Noncurrent Carrying value as of the balance sheet date of preferred dividends declared but unpaid on equity securities issued by the entity and outstanding. Unearned rents and interest Deferred Revenue Total liabilities Liabilities Equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common Shares, $.01 par value; 100,000,000 shares authorized; and 81,811,816 and 81,588,489 shares issued at March 31, 2020 and December 31, 2019, respectively Common Stock, Value, Issued Preferred shares, $.01 par value; 25,000,000 shares authorized: Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract] Preferred shares Preferred Stock, Value, Issued Additional paid-in-capital Additional Paid in Capital Treasury shares at cost: 3,224,232 and 3,125,569 common shares at March 31, 2020 and December 31, 2019, respectively Treasury Stock, Value Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Distributions in excess of net income Accumulated Distributions in Excess of Net Income Total liabilities and equity Liabilities and Equity Common Stock, Dividends, Per Share, Cash Paid Common Stock, Dividends, Per Share, Cash Paid Dividends Preferred Stock, Dividends, Per Share, Cash Paid Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Lease, Cost [Table Text Block] Lease, Cost [Table Text Block] Lessee, Operating Lease, Disclosure [Table Text Block] Lessee, Operating Lease, Disclosure [Table Text Block] Building and improvements [Member] Building and Building Improvements [Member] Land [Member] Land [Member] Leaseholds and Leasehold Improvements [Member] Leaseholds and Leasehold Improvements [Member] Carrying amounts of rental properties Real Estate Investment Property, at Cost Accumulated depreciation Total Depreciation expense on rental properties Depreciation Investment in Mortgage Notes and Notes Receivable [Abstract] Investment in Mortgage Notes and Notes Receivable [Abstract] Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Unfunded Loan Commitment [Member] Unfunded Loan Commitment [Member] Note Receivable Name [Axis] Note Receivable Name [Axis] Note Receivable Name, including mortage note [Axis] Receivable Name [Domain] Receivable Name [Domain] Receivable Name [Domain] Mortgage Note, 7.75%, due June 30, 2025 [Member] Mortgage Note, 7.75%, due June 30, 2025 [Member] Mortgage Note, 7.75%, due June 30, 2025 [Member] Mortgage Note, 7.85% due December 28, 2026 [Member] Mortgage Note, 7.85% due December 28, 2026 [Member] Mortgage Note, 7.85% due December 28, 2026 [Member] Mortgage Note, 7.85%, due January 3, 2027 [Member] Mortgage Note, 7.85%, due January 3, 2027 [Member] Mortgage Note, 7.85%, due January 3, 2027 [Member] Mortgage Note, 7.55%, due July 31, 2029 [Member] Mortgage Note, 7.55%, due July 31, 2029 [Member] Mortgage Note, 7.55%, due July 31, 2029 [Member] Mortgage Note, 8.25%, December 31, 2029 [Member] Mortgage Note, 8.25%, December 31, 2029 [Member] Mortgage Note, 8.25%, December 31, 2029 [Member] Mortgage Note, 6.99%, due September 30, 2031 [Member] Mortgage Note, 6.99%, due September 30, 2031 [Member] Mortgage Note, 6.99%, due September 30, 2031 [Member] Mortgage Note, 11.31%, due June 1, 2033 [Member] Mortgage Note, 11.31%, due June 1, 2033 [Member] Mortgage Note, 11.31%, due June 1, 2033 [Member] Mortgage Note, 11.61%, due December 1, 2034 [Member] [Member] Mortgage Note, 11.61%, due December 1, 2034 [Member] [Member] Mortgage Note, 11.61%, due December 1, 2034 [Member] Mortgage Note, 10.75%, due December 1, 2034 [Member] Mortgage Note, 10.75%, due December 1, 2034 [Member] Mortgage Note, 10.75%, due December 1, 2034 [Member] Mortgage Note, 11.21%, due December 1, 2034 [Member] Mortgage Note, 11.21%, due December 1, 2034 [Member] Mortgage Note, 11.21%, due December 1, 2034 [Member] Mortgage Note, 8.57%, due January 5, 2036 [Member] Mortgage Note, 8.57%, due January 5, 2036 [Member] Mortgage Note, 8.57%, due January 5, 2036 [Member] Mortgage Note, due May 31, 2036 [Member] Mortgage Note, due May 31, 2036 [Member] Mortgage Note, due May 31, 2036 [Member] Mortgage Note, 9.75% due August 1, 2036 [Member] Mortgage Note, 9.75% due August 1, 2036 [Member] Mortgage Note, 9.75% due August 1, 2036 [Member] Mortgage Notes, 8.84%, due April 30, 2037 [Member] Mortgage Notes, 8.84%, due April 30, 2037 [Member] Mortgage Notes, 8.84%, due April 30, 2037 [Member] Mortgage Note, 7.85% due January 31, 2038 [Member] Mortgage Note, 7.85% due January 31, 2038 [Member] Mortgage Note, 7.85% due January 31, 2038 [Member] Mortgage Note, 7.75%, due May 9, 2039 [Member] Mortgage Note, 7.75%, due May 9, 2039 [Member] Mortgage Note, 7.75%, due May 9, 2039 [Member] Mortgage Note, 8.125%, due June 17, 2039 [Member] Mortgage Note, 8.125%, due June 17, 2039 [Member] Mortgage Note, 8.125%, due June 17, 2039 [Member] Mortgage Note, 8.25%, due October 31, 2019 [Member] Mortgage Note, 8.25%, due October 31, 2019 [Member] Mortgage Note, 8.25%, due October 31, 2019 [Member] Real Estate [Domain] Attraction Properties [Member] Attraction Properties [Member] Attraction Properties [Member] Fitness & Wellness Properties [Member] Fitness & Wellness Properties [Member] Fitness & Wellness Properties [Member] Ski Properties [Member] Ski Properties [Member] Ski Properties [Member] Eat & Play Properties [Member] Eat & Play Properties [Member] Eat & Play Properties [Member] Education Property Member Education Property Member Public Charter School Property [Member] Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss, Writeoff Financing Receivable, Allowance for Credit Loss, Writeoff Financing Receivable, Allowance for Credit Loss, Recovery Financing Receivable, Allowance for Credit Loss, Recovery SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Interest Rate SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Interest Rate SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Face Amount of Mortgages SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Face Amount of Mortgages Mortgage Loans on Real Estate, Commercial and Consumer, Net Mortgage Loans on Real Estate, Commercial and Consumer, Net Notes Receivable Notes Receivable Notes Receivable Issuance of Common Shares [Abstract] Issuance of Common Shares [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Class of Stock [Line Items] Class of Stock [Line Items] Common Stock, Dividends, Per Share, Declared Common Stock, Dividends, Per Share, Declared Preferred Stock, Dividends Per Share, Declared Preferred Stock, Dividends Per Share, Declared Stock Repurchase Program, Authorized Amount Stock Repurchase Program, Authorized Amount Number of common shares repurchased Number of common shares repurchased Number of common shares repurchased Treasury Stock, Value, Acquired, Cost Method Treasury Stock, Value, Acquired, Cost Method Other Commitments And Contingencies Commitments and Contingencies Disclosure [Text Block] Rental Properties Real Estate Disclosure [Text Block] Equity [Abstract] Common And Preferred Shares Disclosure [Text Block] Common And Preferred Shares Disclosure [Text Block] Common And Preferred Shares Disclosure [Text Block]