Discontinued Operations and Disposal Groups [Abstract] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] Spirit MTA REIT Spirit MTA REIT [Member] Spirit MTA REIT [Member] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Spinoff Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [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] Shares converted Conversion of Stock, Shares Converted Cash inflows from continuing involvement subsequent to spin-off Discontinued Operation, Amount of Continuing Cash Inflows after Disposal Discontinued Operation, Amount of Continuing Cash Inflows after Disposal Cash outflows from continuing involvement subsequent to spin-off Discontinued Operation, Amount of Continuing Cash Outflows after Disposal Discontinued Operation, Amount of Continuing Cash Outflows after Disposal Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Real Estate [Abstract] Real estate and intangible asset impairment Impairment of Real Estate Recovery of loans receivable, previously impaired Loan Receivable (Recovery) Impairment Loan Receivable (Recovery) Impairment Total impairment loss Asset Impairment Charges Accounting Policies [Abstract] Restrictions on Cash and Cash Equivalents [Table] Restrictions on Cash and Cash Equivalents [Table] Restricted Cash and Cash Equivalents [Axis] Restricted Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Collateral deposits Collateral Deposits [Member] Collateral Deposits [Member] Tenant improvements, repairs, and leasing commissions Tenant Improvements, Repairs and Leasing Commissions [Member] Tenant Improvements, Repairs and Leasing Commissions [Member] Master Trust Release Master Trust Release [Member] Master Trust Release [Member] 1031 Exchange proceeds, net 1031 Exchange Proceeds [Member] 1031 Exchange Proceeds [Member] Liquidity reserve Liquidity Reserve [Member] Liquidity Reserve [Member] Other Other Restricted Cash and Escrow Deposits [Member] Other Restricted Cash and Escrow Deposits [Member] Restricted Cash and Cash Equivalents Items [Line Items] Restricted Cash and Cash Equivalents Items [Line Items] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Restricted cash Restricted Cash and Investments Total cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Spirit Realty, L.P. Spirit Realty, L.P. [Member] Spirit Realty, L.P. [Member] Statement [Line Items] Statement [Line Items] Stockholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Preferred stock, par value (in USD per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, shares authorized Preferred Stock, Shares Authorized Preferred stock, shares issued Preferred Stock, Shares Issued Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Common stock, par value per share (in USD per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Common stock, shares outstanding Common Stock, Shares, Outstanding Partners' capital: Partners' Capital, Number of Units, Par Value and Other Disclosures [Abstract] General partners' capital, units issued General Partners' Common Capital Account, Units Issued General Partners' Common Capital Account, Units Issued General partners' capital, units outstanding General Partners' Common Capital Account, Units Outstanding General Partners' Common Capital Account, Units Outstanding Limited partners' preferred capital, units issued Limited Partners' Preferred Capital Account, Units Issued Limited Partners' Preferred Capital Account, Units Issued Limited partners' preferred capital, units outstanding Limited Partners' Preferred Capital Account, Units Outstanding Limited Partners' Preferred Capital Account, Units Outstanding Limited partners' capital, units issued Limited Partners' Common Capital Account, Units Issued Limited Partners' Common Capital Account, Units Issued Limited partners' capital, units outstanding Limited Partners' Common Capital Account, Units Outstanding Limited Partners' Common Capital Account, Units Outstanding Equity [Abstract] Summary of Dividends Declared Dividends Declared [Table Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Extinguishment of Debt [Axis] Extinguishment of Debt [Axis] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] Mortgages Mortgages [Member] Revolving Credit Facility And Term Loan Revolving Credit Facility And Term Loan [Member] Revolving Credit Facility And Term Loan [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt extinguished Extinguishment of Debt, Amount Number of loans paid off Debt Instrument, Extinguishment Of Debt, Number Of Instruments Debt Instrument, Extinguishment Of Debt, Number Of Instruments Number of real estate properties, securing debt Number Of Real Estate Properties, Securing Debt Number Of Real Estate Properties, Securing Debt Weighted average contractual interest rate Debt, Weighted Average Interest Rate Gain (loss) on debt extinguishment Gain (Loss) on Extinguishment of Debt Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Interest rate swaps financial liabilities Interest Rate Swap [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value, Measurements, Recurring [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Interest rate swaps financial liabilities Derivative Liability Commitments and Contingencies Disclosure [Abstract] Rental Expenses Lease, Cost [Table Text Block] Minimum Rental Commitments Under Operating Leases Lessee, Operating Lease, Liability, Maturity [Table Text Block] Stockholders' Equity and Partners' Capital Stockholders' Equity Note Disclosure [Text Block] Schedule of Subsidiary of Limited Liability Company or Limited Partnership [Table] Schedule of Subsidiary of Limited Liability Company or Limited Partnership [Table] Partner Type [Axis] Partner Type [Axis] Partner Type of Partners' Capital Account, Name [Domain] Partner Type of Partners' Capital Account, Name [Domain] General Partner General Partner [Member] Limited Partner Limited Partner [Member] Subsidiary of Limited Liability Company or Limited Partnership [Line Items] Subsidiary of Limited Liability Company or Limited Partnership [Line Items] Ownership of operating partnership Percentage Of Ownership Percentage Of Ownership Schedule of Long Lived Assets Held-for-sale [Table] Schedule of Long Lived Assets Held-for-sale [Table] Measurement Input Type [Axis] Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input Type [Domain] Measurement Input, Price Per Square Foot Measurement Input, Price Per Square Foot [Member] Measurement Input, Price Per Square Foot [Member] Measurement Input, Square Footage Measurement Input, Square Footage [Member] Measurement Input, Square Footage [Member] Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Fair Value Estimated Using Signed Purchase and Sale Agreement Fair Value Estimated Using Signed Purchase And Sale Agreements [Member] Fair Value Estimated Using Signed Purchase And Sale Agreements [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Weighted Average Weighted Average [Member] Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Real Estate [Domain] Real Estate [Domain] Retail Retail Site [Member] Long Lived Assets Held-for-sale [Line Items] Long Lived Assets Held-for-sale [Line Items] Long-lived assets held for sale, measurement input Long-Lived Assets Held For Sale, Measurement Input Long-Lived Assets Held For Sale, Measurement Input Income Statement [Abstract] Revenues: Revenues [Abstract] Rental income Operating Lease, Lease Income Rental income Operating Leases, Income Statement, Lease Revenue Interest income on loans receivable Interest and Fee Income, Loans and Leases Earned income from direct financing leases Direct Financing Lease, Lease Income Earned income from direct financing leases Capital Leases, Income Statement, Direct Financing Lease Revenue Related party fee income Revenue from Related Parties Other income Other Operating Income Total revenues Revenues Expenses: Costs and Expenses [Abstract] General and administrative General and Administrative Expense Property costs (including reimbursable) Cost of Property Repairs and Maintenance Real estate acquisition costs Acquisition Costs, Period Cost Interest Interest Expense Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Impairments Impairment Expense Impairment Expense Total expenses Costs and Expenses Other income: Other Income and Expenses [Abstract] Gain on debt extinguishment Gain on disposition of assets Gain (Loss) on Disposition of Assets Preferred dividend income from SMTA Investment Income, Dividend Total other income Other Operating Income (Expense), Net Income from continuing operations before income tax expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) Income from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Loss from discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net income Net Income (Loss) Attributable to Parent Dividends paid to preferred shareholders Preferred Stock Dividends, Income Statement Impact Net income attributable to common stockholders/after preferred distributions Net Income (Loss) Available to Common Stockholders, Basic Net income per share attributable to common stockholders - basic: Earnings Per Share, Basic [Abstract] Continuing operations (in USD per share) Income (Loss) from Continuing Operations, Per Basic Share Discontinued operations (in USD per share) Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share Net income per share attributable to common stockholders - basic (in USD per share) Earnings Per Share, Basic Net income per share attributable to common stockholders - diluted Earnings Per Share, Diluted [Abstract] Continuing operations (in USD per share) Income (Loss) from Continuing Operations, Per Diluted Share Discontinued operations (in USD per share) Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share Net income per share attributable to common stockholders - diluted (in USD per share) Earnings Per Share, Diluted Weighted average shares of common stock outstanding: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Net income attributable to the general partner Net Income (Loss) Allocated To General Partners [Abstract] Net Income (Loss) Allocated To General Partners [Abstract] Continuing operations Income (Loss) From Continuing Operations, Net Of Tax, Allocated To General Partners Income (Loss) From Continuing Operations, Net Of Tax, Allocated To General Partners Discontinued operations Income (Loss) From Discontinued Operations, Net Of Tax, Allocated To General Partners Income (Loss) From Discontinued Operations, Net Of Tax, Allocated To General Partners Net income attributable to the general partner Net Income (Loss) Allocated to General Partners Net income attributable to the limited partners Net Income (Loss) Allocated To Limited Partners [Abstract] Net Income (Loss) Allocated To Limited Partners [Abstract] Continuing operations Income (Loss) From Continuing Operations, Net Of Tax, Allocated To Limited Partners Income (Loss) From Continuing Operations, Net Of Tax, Allocated To Limited Partners Discontinued operations Income (Loss) From Discontinued Operations, Net Of Tax, Allocated To Limited Partners Income (Loss) From Discontinued Operations, Net Of Tax, Allocated To Limited Partners Net income attributable to the limited partners Net Income (Loss) Allocated to Limited Partners Net income per partnership unit - basic Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic, Net of Tax [Abstract] Continuing operations (in USD per share) Income (Loss) from Continuing Operations, Per Outstanding Limited Partnership and General Partnership Unit, Basic, Net of Tax Discontinued operations (in USD per share) Income (Loss) from Discontinued Operations, Net of Tax, Per Outstanding Limited Partnership and General Partnership Unit, Basic Net income per partnership unit - basic (in USD per share) Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax Net income per partnership unit - diluted Net Income (Loss), Per Outstanding Limited Partnership And General Partnership Unit, Diluted, Net Of Tax [Abstract] Net Income (Loss), Per Outstanding Limited Partnership And General Partnership Unit, Diluted, Net Of Tax [Abstract] Continuing operations (in USD per share) Income (Loss) From Continuing Operations, Per Outstanding Limited Partnership And General Partnership Unit, Diluted, Net Of Tax Income (Loss) From Continuing Operations, Per Outstanding Limited Partnership And General Partnership Unit, Diluted, Net Of Tax Discontinued operations (in USD per share) Income (Loss) From Discontinued Operations, Per Outstanding Limited Partnership And General Partnership Unit, Diluted, Net Of Tax Income (Loss) From Discontinued Operations, Per Outstanding Limited Partnership And General Partnership Unit, Diluted, Net Of Tax Net income per partnership unit - diluted (in USD per share) Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted Weighted average partnership units outstanding: Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic and Diluted, Net of Tax [Abstract] Basic (in shares) Weighted Average Limited Partnership Units Outstanding, Basic Diluted (in shares) Weighted Average Limited Partnership Units Outstanding, Diluted Dividends declared per common share/per partnership unit issued (in USD per share) Common Stock, Dividends, Per Share, Declared Investment [Table] Investment [Table] Real Estate Property Ownership [Axis] Real Estate Property Ownership [Axis] Real Estate Properties [Domain] Real Estate Properties [Domain] Total Investment Financed Real Estate Properties [Member] Financed Real Estate Properties [Member] Texas Texas [Member] Texas [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Secured Debt Secured Debt [Member] Unsecured Debt Unsecured Debt [Member] Investment [Line Items] Investment [Line Items] Gross investment in real estate properties and loans Real Estate Investment Property Gross Real Estate Investment Property Gross Number of real estate properties Number of Real Estate Properties Portfolio disbursement, number of states Number Of States Real Estate Properties Located Number Of States Real Estate Properties Located Investment in real estate properties Percentage Of Investment In Real Estate Properties Percentage Of Investment In Real Estate Properties Minimum of investment in real estate properties Minimum Percentage Of Investment In Real Estate Properties Over Which Investment To Be Disclosed Minimum Percentage Of Investment In Real Estate Properties Over Which Investment To Be Disclosed Number of properties under operating leases Lessor, Operating Lease, Number Of Properties Lessor, Operating Lease, Number Of Properties Number of properties under financing leases Lessor, Financing Lease, Number Of Properties Lessor, Financing Lease, Number Of Properties Number of other notes receivable Financing Receivable, Number of Financing Receivables Financing Receivable, Number of Financing Receivables Number of other notes receivable, secured Financing Receivable, Number of Financing Receivables, Secured Financing Receivable, Number of Financing Receivables, Secured Other notes receivable Financing Receivable, Net Earnings Per Share [Abstract] Reconciliation of the Numerator and Denominator Used in the Computation of Basic and Diluted Income Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Potentially dilutive shares, convertible debt Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Term loans Term Loan [Member] Term Loan [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 2015 Term Loan 2015 Term Loan [Member] 2015 Term Loan [Member] A-1 Term Loan A-1 Term Loan [Member] A-1 Term Loan [Member] A-2 Term Loan A-2 Term Loan [Member] A-2 Term Loan [Member] Convertible Senior Notes Due 2019 Convertible Senior Notes Due 2019 [Member] Convertible Senior Notes Due 2019 [Member] Convertible Senior Notes Convertible Notes Payable [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] LIBOR London Interbank Offered Rate (LIBOR) [Member] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Increased borrowing capacity under accordion feature Line Of Credit Facility, Accordion Feature, Increase Limit Line Of Credit Facility, Accordion Feature, Increase Limit Stated interest rate Debt Instrument, Interest Rate, Stated Percentage Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Ticking fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Origination costs Debt Issuance Costs, Gross Unamortized deferred financing costs Debt Issuance Costs, Net Borrowings outstanding Long-term Line of Credit Available borrowing capacity Debt Instrument, Unused Borrowing Capacity, Amount Statement of Cash Flows [Abstract] Operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Impairments Amortization of deferred financing costs Amortization of Debt Issuance Costs Amortization of debt discounts Amortization of Debt Discount (Premium) Stock-based compensation expense Share-based Compensation Gain on debt extinguishment Gains (Losses) on Extinguishment of Debt, Continuing and Discontinued Operations Gains (Losses) on Extinguishment of Debt, Continuing and Discontinued Operations (Gain) loss on dispositions of real estate and other assets Gains (Losses) on Sales of Other Real Estate Non-cash revenue Other Noncash Income Bad debt expense and other Other Noncash Income (Expense) Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Deferred costs and other assets, net Increase (Decrease) in Accounts Receivable and Other Operating Assets Accounts payable, accrued expenses and other liabilities Increase Decrease In Accounts Payable Accrued Expenses And Other Liabilities Increase Decrease In Accounts Payable Accrued Expenses And Other Liabilities 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] Acquisitions of real estate Payments to Acquire and Develop Real Estate Capitalized real estate expenditures Increase (Decrease) in Lease Acquisition Costs Investments in loans receivable Payments to Acquire Loans Receivable Collections of principal on loans receivable and real estate assets under direct financing leases Proceeds from Collection of Loans Receivable Proceeds from dispositions of real estate and other assets, net Proceeds From Dispositions Of Real Estate And Other Assets Proceeds From Dispositions Of Real Estate And Other Assets Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Borrowings under revolving credit facilities Proceeds from Lines of Credit Repayments under revolving credit facilities Repayments of Lines of Credit Borrowings under mortgages and notes payable Proceeds from Issuance of Secured Debt Repayments under mortgages and notes payable Repayments of Secured Debt Borrowings under term loans Proceeds from Issuance of Other Long-term Debt Repayments under 2015 Term Loan Repayments of Other Long-term Debt Debt extinguishment costs Payment for Debt Extinguishment or Debt Prepayment Cost Deferred financing costs Payments of Financing Costs Proceeds from issuance of common stock, net of offering costs Proceeds from Issuance of Common Stock, Net after Sales Agent Commission Proceeds from Issuance of Common Stock, Net after Sales Agent Commission Repurchase of shares of common stock, including tax withholdings related to net stock settlements Payments for Repurchase of Common Stock Repurchase of partnership units, including tax withholdings related to net settlement of common units Payments For Repurchase Of Partnership Units Payments For Repurchase Of Partnership Units Common stock dividends paid Payments of Ordinary Dividends, Common Stock Preferred stock dividends paid Payments of Ordinary Dividends, Preferred Stock and Preference Stock Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Net (decrease) increase in cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Cash, cash equivalents and restricted cash, beginning of period Cash, cash equivalents and restricted cash, end of period Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Cash paid for income taxes Income Taxes Paid Supplemental Disclosures of Non-Cash Activities: Supplemental Cash Flow Information [Abstract] Distributions declared and unpaid Dividends Payable Relief of debt through sale or foreclosure of real estate properties Notes Reduction Net real estate and other collateral assets sold or surrendered to lender Contribution of Property Derivative changes in fair value Fair Value Adjustment Of Derivatives Fair Value Adjustment Of Derivatives Accrued interest capitalized to principal Interest Costs Capitalized Accrued market-based award dividend rights Dividends, Share-based Compensation Accrued capitalized costs Noncash or Part Noncash Acquisition, Legal and Professional Fees Noncash or Part Noncash Acquisition, Legal and Professional Fees Right of use assets Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Lease liabilities Operating Lease Liability Recorded to Obtain Right-of-Use Asset Operating Lease Liability Recorded to Obtain Right-of-Use Asset Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Ground Leases Land [Member] Office and Equipment Leases Building And Equipment [Member] Building And Equipment [Member] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] 2019 Remainder Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2020 Lessee, Operating Lease, Liability, Payments, Due Year Two 2021 Lessee, Operating Lease, Liability, Payments, Due Year Three 2022 Lessee, Operating Lease, Liability, Payments, Due Year Four 2023 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total Lessee, Operating Lease, Liability, Payments, Due Less: imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Total operating lease liabilities Operating Lease, Liability Scheduled Principal Payments For Borrowings [Table] Scheduled Principal Payments For Borrowings [Table] Scheduled Principal Payments For Borrowings [Table] Mortgages and Notes Payable Mortgages And Notes Payable [Member] Mortgages And Notes Payable [Member] Debt Payment Type [Axis] Debt Payment Type [Axis] Debt Payment Type [Axis] Debt Payment Type [Domain] Debt Payment Type [Domain] Debt Payment Type [Domain] Scheduled Principal Scheduled Principal [Member] Scheduled Principal [Member] Balloon Payment Balloon Payment [Member] Balloon Payment [Member] Scheduled Principal Payments For Borrowings [Line Items] Scheduled Principal Payments For Borrowings [Line Items] Scheduled Principal Payments For Borrowings [Line Items] Scheduled Debt Maturities Long-term Debt, Fiscal Year Maturity [Abstract] Remainder of 2019 Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year 2020 Long-term Debt, Maturities, Repayments of Principal in Year Two 2021 Long-term Debt, Maturities, Repayments of Principal in Year Three 2022 Long-term Debt, Maturities, Repayments of Principal in Year Four 2023 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total debt, net Long-term Debt Investments Investments in and Advances to Affiliates, Schedule of Investments [Text Block] Revenue producing capitalized expenditures Payments to Acquire Real Estate, Revenue Producing Investments Payments to Acquire Real Estate, Revenue Producing Investments Capitalized maintenance expenditures Capitalized Costs, Maintenance Costs Capitalized Costs, Maintenance Costs Number of properties acquired as sales-leaseback transactions Sale Leaseback Transaction, Number Of Properties Acquired Sale Leaseback Transaction, Number Of Properties Acquired Investment amount from sales-leaseback transaction Sale Leaseback Transaction, Historical Cost Held in Use land and buildings, net of accumulated depreciation Net Real Estate Held for Investment Net Real Estate Held for Investment Intangible lease assets, net Intangible Lease Assets Intangible Lease Assets Real estate assets under direct financing leases, net Direct Financing Lease, Net Investment in Lease Real estate assets held for sale, net Real Estate Held for Development and Sale, Net Intangible lease liabilities, net Below Market Lease, Net Net balance Real Estate Investments, Net Held-in-use Disposal Group, Held-for-use, Not Discontinued Operations [Member] Disposal Group, Held-for-use, Not Discontinued Operations Held-for-sale Disposal Group, Held-for-sale, Not Discontinued Operations [Member] Deed-In-Lieu Properties Deed-In-Lieu Properties [Member] Deed-In-Lieu Properties [Member] Gain (loss) on disposal of assets for properties Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Number of properties disposed Number of Real Estate Properties, Disposed Number of Real Estate Properties, Disposed Amount of disposition of real estate Real Estate Investment Property At Cost, Disposal Real Estate Investment Property At Cost, Disposal Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Schedule Of Interest Expenses [Table] Schedule Of Interest Expenses [Table] Schedule Of Interest Expenses [Table] Operating Activities [Axis] Operating Activities [Axis] Operating Activities [Domain] Operating Activities [Domain] Continuing and discontinuing operations Continuing Operations And Discontinued Operations [Member] Continuing Operations And Discontinued Operations [Member] Revolving credit facilities Revolving Credit Facility [Member] Term Loan Term Loan Payable Net [Member] Term Loan Payable Net [Member] Senior Unsecured Notes Senior Notes [Member] Convertible Notes Convertible Debt [Member] Schedule Of Interest Expenses [Line Items] Schedule Of Interest Expenses [Line Items] Schedule Of Interest Expenses [Line Items] Interest expense Interest Expense, Debt Non-cash interest expense: Interest Expense, Debt [Abstract] Amortization of deferred financing costs Amortization of debt discount, net Total interest expense Facility fees Debt Instrument, Unused Borrowing Capacity, Fee Fair Value Estimated Using Listing Price or Broker Opinion of Value Fair Value Estimated Using Listing Price Or Broker Opinion Of Value [Member] Fair Value Estimated Using Listing Price Or Broker Opinion Of Value [Member] Impairment of lease, expiration period (or less) Impairment Of Lease, Expiration Period Impairment Of Lease, Expiration Period Impaired long-lived assets held and used, properties Impaired Long-Lived Assets Held and Used, Properties Impaired Impaired Long-Lived Assets Held and Used, Properties Impaired Number of impaired properties and buildings, long-lived assets held and used Impaired Long-Lived Assets Held and Used, Properties Impaired Due to Non-payment of Related Ground Leases Impaired Long-Lived Assets Held and Used, Properties Impaired Due to Non-payment of Related Ground Leases Impaired long-lived assets held for sale, properties Impaired Long Lived Assets Held-For-Sale, Properties Impaired Impaired Long Lived Assets Held-For-Sale, Properties Impaired Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Table] Derivative [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities [Member] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Interest Rate Swap At 2.8140% Fixed Interest Rate Interest Rate Swap At 2.8140% Fixed Interest Rate [Member] Interest Rate Swap At 2.8140% Fixed Interest Rate [Member] Interest Rate Swap At 2.8174% Fixed Interest Rate Interest Rate Swap At 2.8174% Fixed Interest Rate [Member] Interest Rate Swap At 2.8174% Fixed Interest Rate [Member] Interest Rate Swap At 2.8180% Fixed Interest Rate Interest Rate Swap At 2.8180% Fixed Interest Rate [Member] Interest Rate Swap At 2.8180% Fixed Interest Rate [Member] Derivative [Line Items] Derivative [Line Items] Notional Amount Derivative Liability, Notional Amount Fixed Interest Rate Derivative, Fixed Interest Rate Debt Debt Disclosure [Text Block] Related Party Transactions [Abstract] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Affiliated Entity Affiliated Entity [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Aggregate liquidation preference amount Preferred Stock, Liquidation Preference, Value Dividend rate Preferred Stock, Dividend Rate, Percentage Preferred stock, liquidation preference (in USD per share) Preferred Stock, Liquidation Preference Per Share Liquidation value on a quarterly basis (in USD per share) Preferred Stock, Liquidation Preference Per Share, Quarterly Basis Preferred Stock, Liquidation Preference Per Share, Quarterly Basis Liquidation value on an annual basis (in USD per share) Preferred Stock, Liquidation Preference Per Share, Annual Basis Preferred Stock, Liquidation Preference Per Share, Annual Basis Dividends receivable Dividends Receivable Preferred equity investment in SMTA Equity Securities, FV-NI Related party notes payable Related Party Notes Payable [Member] Related Party Notes Payable [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Related Party Transaction [Domain] Related Party Transaction [Domain] Mortgage loans payable Mortgage Loans Payable [Member] Mortgage Loans Payable [Member] Number of mortgage loans with related party Related Party Transaction, Number Of Loans Related Party Transaction, Number Of Loans Number of properties with related party Related Party Transaction, Number Of Properties Related Party Transaction, Number Of Properties Outstanding principal of related parties notes payable Notes Payable, Related Parties Interest expense on note payable Interest Expense, Related Party Weighted average effective interest rates Debt Instrument, Interest Rate, Effective Percentage Weighted average maturity Debt Instrument, Term Basis of Accounting Basis of Accounting, Policy [Policy Text Block] Consolidation Consolidation, Policy [Policy Text Block] Special Purpose Entities Consolidation, Variable Interest Entity, Policy [Policy Text Block] Discontinued Operations Discontinued Operations, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Segment Reporting Segment Reporting, Policy [Policy Text Block] Revenue Recognition Revenue Recognition, Leases [Policy Text Block] Allowance for Doubtful Accounts Provision For Doubtful Accounts Policy [Policy Text Block] Provision For Doubtful Accounts. Cash, Cash Equivalents and Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Goodwill Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Income Per Share and Partnership Unit Earnings Per Share [Text Block] Master Trust Notes Series 2013-2, Class A Series 2013-2, Class A Notes [Member] Series 2013-2, Class A Notes [Member] Number of debt series outstanding Debt Instrument, Number Of Debt Series Outstanding Debt Instrument, Number Of Debt Series Outstanding Weighted average effective interest rate Number of properties securing borrowings Debt Instrument, Number of Properties Securing Borrowings Debt Instrument, Number of Properties Securing Borrowings Maturity Deferred financing costs Net cash provided by operating activities Cash Provided by (Used in) Operating Activities, Discontinued Operations Net cash used in investing activities Cash Provided by (Used in) Investing Activities, Discontinued Operations Subsequent Events Subsequent Events [Text Block] Loans and Leases Receivable Disclosure [Table] Loans and Leases Receivable Disclosure [Table] Receivable Type [Axis] Receivable Type [Axis] Receivable [Domain] Receivable [Domain] Mortgage Loans Mortgage Receivable [Member] Other Notes Receivable Notes Receivable [Member] Loans and Leases Receivable Disclosure [Line Items] Loans and Leases Receivable Disclosure [Line Items] Loans and leases receivable, gross Loans and Leases Receivable, before Fees, Gross Mortgage loans - premiums, net of amortization Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums Allowance for loan losses Loans and Leases Receivable, Allowance Total loans receivable, net Loans and Leases Receivable, Net Amount Revenues: Disposal Group, Including Discontinued Operation, Revenue [Abstract] Disposal Group, Including Discontinued Operation, Revenue [Abstract] Rental income Disposal Group, Including Discontinued Operation, Operating Leases, Income Statement, Lease Revenue Disposal Group, Including Discontinued Operation, Operating Leases, Income Statement, Lease Revenue Interest income on loans receivable Disposal Group, Including Discontinued Operation, Interest And Fee Income, Loans And Leases Disposal Group, Including Discontinued Operation, Interest And Fee Income, Loans And Leases Other income Disposal Group, Including Discontinued Operation, Interest Income, Other Disposal Group, Including Discontinued Operation, Interest Income, Other Total revenues Disposal Group, Including Discontinued Operation, Revenue Expenses: Disposal Group, Including Discontinued Operation, Expenses [Abstract] Disposal Group, Including Discontinued Operation, Expenses [Abstract] General and administrative Disposal Group, Including Discontinued Operation, General and Administrative Expense Transaction costs Disposal Group, Including Discontinued Operation, Professional Fees Disposal Group, Including Discontinued Operation, Professional Fees Property costs (including reimbursable) Disposal Group, Including Discontinued Operation, Cost Of Property Repairs And Maintenance Disposal Group, Including Discontinued Operation, Cost Of Property Repairs And Maintenance Real estate acquisition costs Disposal Group, Including Discontinued Operation, Acquisition Costs, Period Cost Disposal Group, Including Discontinued Operation, Acquisition Costs, Period Cost Interest Disposal Group, Including Discontinued Operation, Interest Expense Depreciation and amortization Disposal Group, Including Discontinued Operation, Depreciation and Amortization Impairments Disposal Group, Including Discontinued Operation, Impairment Expenses Disposal Group, Including Discontinued Operation, Impairment Expenses Total expenses Disposal Group, Including Discontinued Operation, Costs And Expenses Disposal Group, Including Discontinued Operation, Costs And Expenses Other loss: Disposal Group Including Discontinued Operations Other Income (Loss) [Abstract] Disposal Group Including Discontinued Operations Other Income (Loss) [Abstract] Loss on debt extinguishment Disposal Group, Including Discontinued Operation, Gains (Losses) on Extinguishment of Debt Disposal Group, Including Discontinued Operation, Gains (Losses) on Extinguishment of Debt Loss on disposition of assets Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax Total other loss Disposal Group, Including Discontinued Operation, Other Income (Expense) Disposal Group, Including Discontinued Operation, Other Income (Expense) Loss from discontinued operations before income tax expense Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Income tax expense Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period Loss from discontinued operations Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax Convertible Senior Notes Due 2021 Convertible Senior Notes Due 2021 [Member] Convertible Senior Notes Due 2021 [Member] Aggregate principal amount of debt Debt Instrument, Face Amount Debt conversion ratio Debt Instrument, Convertible, Conversion Ratio Conversion price (in USD per share) Debt Instrument, Convertible, Conversion Price Premium above public offering price Debt Instrument, Convertible, Premium Above Public Offering Price, Percent Debt Instrument, Convertible, Premium Above Public Offering Price, Percent Anti-dilutive cash dividends, exceeding (in USD per share) Debt Instrument, Covenant, Conversion Rate, Quarterly Dividend Threshold Debt Instrument, Covenant, Conversion Rate, Quarterly Dividend Threshold Debt discount, value of the embedded conversion premium Debt Instrument, Unamortized Discount Statement of Comprehensive Income [Abstract] Net income available to common stockholders Other comprehensive loss: Other Comprehensive Income (Loss), Net of Tax [Abstract] Change in net unrealized losses on cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Change in net unrealized losses on cash flow hedges Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Total comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Lessor, Lease, Description [Table] Lessor, Lease, Description [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] In-place leases In Place Leases [Member] In Place Leases [Member] Above-market leases Above Market Lease [Member] Above Market Lease [Member] Below-market leases Below Market Lease [Member] Below Market Lease [Member] Lessor, Lease, Description [Line Items] Lessor, Lease, Description [Line Items] Intangible lease assets, gross Intangible Lease Assets Gross Intangible Lease Assets Gross Less: accumulated amortization Accumulated Amortization Of Intangible Lease Assets Accumulated Amortization Of Intangible Lease Assets Intangible lease assets, net Below-market leases Intangible Lease Liabilities Gross Intangible Lease Liabilities Gross Less: accumulated amortization Accumulated Amortization Of Intangible Lease Liabilities Accumulated Amortization Of Intangible Lease Liabilities Intangible lease liabilities, net Intangible Lease Liabilities Intangible Lease Liabilities Remainder of 2019 Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Remainder of Fiscal Year 2020 Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Two Years 2021 Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Three Years 2022 Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Four Years 2023 Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Five Years Thereafter Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Thereafter Total future minimum rentals Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received Base cash rent Operating Lease, Lease Income, Lease Payments, Base Rent Operating Lease, Lease Income, Lease Payments, Base Rent Variable cash rent (including reimbursables) Operating Lease, Variable Lease Income Straight-line rent, net of bad debt expense Operating Lease, Lease Income, Lease Payments, Straight Line Rent, Net Operating Lease, Lease Income, Lease Payments, Straight Line Rent, Net Amortization of above- and below- market lease intangibles, net Operating Lease, Above And Below Market Intangible Lease Assets, Amortization Operating Lease, Above And Below Market Intangible Lease Assets, Amortization Total rental income Total rental income Leases amortization expenses Intangible Lease Assets Amortization Expense Intangible Lease Assets Amortization Expense Minimum lease payments receivable Direct Financing Lease, Lease Receivable Minimum lease payments receivable Capital Leases, Net Investment in Direct Financing Leases, Minimum Payments to be Received Estimated residual value of leased assets Direct Financing Lease, Unguaranteed Residual Asset Estimated residual value of leased assets Capital Leases, Net Investment in Direct Financing Leases, Unguaranteed Residual Values of Leased Property Unearned income Direct Financing Lease, Deferred Selling Profit Unearned income Capital Leases, Net Investment in Direct Financing Leases, Deferred Income Real estate assets under direct financing leases, net Real estate assets under direct financing leases, net Capital Leases, Net Investment in Direct Financing Leases Line of Credit Facility [Table] Line of Credit Facility [Table] Credit Facility 2019 Credit Facility 2019 [Member] Credit Facility 2019 [Member] Credit Facility 2015 Credit Facility 2015 [Member] Credit Facility 2015 [Member] Deferred Costs and Other Assets Deferred Charges And Other Assets [Member] Deferred Charges And Other Assets [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Number of extension options Debt Instrument, Number Of Extension Options Debt Instrument, Number Of Extension Options Term of extension option Debt Instrument, Extension Option, Term Debt Instrument, Extension Option, Term Facility fee percentage Line Of Credit Facility, Facility Fee Percentage Line Of Credit Facility, Facility Fee Percentage Unamortized deferred financing costs Deferred Costs Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Letters of credit outstanding Letters of Credit Outstanding, Amount Schedule of Liabilities at Fair Value on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Assets at Fair Value on Nonrecurring Basis Fair Value Measurements, Nonrecurring [Table Text Block] Fair Value Inputs of Long-Lived Assets Held and Used and Held for Sale Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Schedule of Carrying Amount and Estimated Fair Value of Financial Instruments Schedule Of Carrying Amount And Estimated Fair Value Of Financial Instruments [Table Text Block] Schedule Of Carrying Amount And Estimated Fair Value Of Financial Instruments [Table Text Block] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Related Party Transactions and Arrangements Related Party Transactions Disclosure [Text Block] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Carrying Value Reported Value Measurement [Member] Estimated Fair Value Estimate of Fair Value Measurement [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Loans receivable, net Loans Receivable, Fair Value Disclosure Investment in Master Trust 2014 Mortgage-backed Securities Available-for-sale, Fair Value Disclosure Revolving credit facilities Lines of Credit, Fair Value Disclosure Loans Payable, net Loans Payable, Fair Value Disclosure Convertible Notes, net Convertible Debt, Fair Value Disclosures Preferred stock, dividend per share (in USD per share) Preferred Stock, Dividends Per Share, Declared Preferred stock, total amount Dividends, Preferred Stock Common stock, dividend per share (in USD per share) Common stock, total amount Dividends, Common Stock Outstanding principal Long-term Debt, Gross CMBS Loans CMBS Loans [Member] CMBS Loans [Member] CMBS Commercial Mortgage Backed Securities - Fixed-Rate [Member] Commercial Mortgage Backed Securities - Fixed-Rate [Member] Number of loans secured by mortgage on leased properties and related assets Debt Instrument, Number of Loans, Secured by Mortgage on Leased Properties and Related Assets Debt Instrument, Number of Loans, Secured by Mortgage on Leased Properties and Related Assets Unamortized premium Debt Instrument, Unamortized Premium Statement of Partners' Capital [Abstract] Distribution Type [Axis] Distribution Type [Axis] Distribution Type [Domain] Distribution Type [Domain] Limited Partners' Capital Common Units Common Units Distribution On Preferred Units [Member] Common Unit Distribution On Preferred Units [Member] Limited Partners' Capital Common Units Common Units Distribution On Common Units [Member] Common Units Distribution On Common Units [Member] Preferred Units by Name [Axis] Preferred Units by Name [Axis] Preferred Units, Class [Domain] Preferred Units, Class [Domain] Limited Partner Series A Preferred Units Limited Partner Series A Preferred Units [Member] Limited Partner Series A Preferred Units [Member] General Partner's Capital Limited Partners' Capital Increase (Decrease) in Partners' Capital [Roll Forward] Increase (Decrease) in Partners' Capital [Roll Forward] Partners' preferred units, beginning balance Partners' Preferred Capital Account, Units Partners' Preferred Capital Account, Units Beginning balance, value Partners' Capital Partners' common units, beginning balance Partners' Common Capital Account, Units Partners' Common Capital Account, Units Net income Partnership distributions declared on preferred/common units Partners' Capital Account, Distributions Net income after preferred distributions Other comprehensive loss Other Comprehensive Income (Loss), Net of Tax Tax withholdings related to net settlement of common units (in shares) Shares Paid for Tax Withholding for Share Based Compensation Tax withholdings related to net settlement of common units Adjustments Related to Tax Withholding for Share-based Compensation Repurchase of partnership units (in shares) Partners' Capital Account, Units, Treasury Units Purchased Repurchase of partnership units Partners' Capital Account, Treasury Units, Purchased Issuance of common units, net (in shares) Partners' Capital Account, Units, Contributed Issuance of common units, net Partners' Capital Account, Contributions Other Partners' Capital, Other Stock-based compensation, net (in shares) Partners' Capital Account, Units, Unit-based Compensation Stock-based compensation, net Partners' Capital Account, Unit-based Compensation Partners' preferred units, ending balance Ending balance, value Partners' common units, ending balance Operating Leases, Future Contractual Rent Receivable Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract] Remainder of 2019 Lessor, Operating Lease, Payments to be Received, Remainder of Fiscal Year 2020 Lessor, Operating Lease, Payments to be Received, Two Years 2021 Lessor, Operating Lease, Payments to be Received, Three Years 2022 Lessor, Operating Lease, Payments to be Received, Four Years 2023 Lessor, Operating Lease, Payments to be Received, Five Years Thereafter Lessor, Operating Lease, Payments to be Received, Thereafter Total future minimum rentals Lessor, Operating Lease, Payments to be Received Schedule of Real Estate Properties [Table] Schedule of Real Estate Properties [Table] Held in Use Real Estate Held-In-Use [Member] Real Estate Held-In-Use [Member] Held for Sale Real Estate Held-For-Sale [Member] Real Estate Held-For-Sale [Member] Total Wholly Owned Properties [Member] Real Estate Properties [Line Items] Real Estate Properties [Line Items] Number of Properties Number of Real Estate Properties Owned [Roll Forward] Number of Real Estate Properties Owned [Roll Forward] Beginning balance (in properties) Acquisitions/improvements (in properties) Number Of Real Estate Properties Acquisitions Improvements Number of Real Estate Properties Acquisitions Improvements Dispositions of real estate (in properties) Transfers to Held for Sale (in properties) Number Of Real Estate Properties, Transferred To Held-For-Sale Number Of Real Estate Properties, Transferred To Held-For-Sale Transfers from Held for Sale (in properties) Number Of Real Estate Properties, Transferred From Held-For-Sale Number Of Real Estate Properties, Transferred From Held-For-Sale Impairments (in properties) Number Of Real Estate Properties Impairments Number of Real Estate Properties Impairments Write-off of gross lease intangibles (in properties) Number of Real Estate Properties Write Off Number of Real Estate Properties Write Off Ending balance (in properties) Dollar Amount of Investments Real Estate and Loan Activity [Roll Forward] Real Estate and Loan Activity [Roll Forward] Beginning Balance Acquisitions Real Estate Investment Property At Cost Acquisitions Improvements Real Estate Investment Property At Cost Acquisitions Improvements Dispositions Transfers to Held for Sale Real Estate Investment Property At Cost, Transferred To Held-For-Sale Real Estate Investment Property At Cost, Transferred To Held-For-Sale Transfers from Held for Sale Real Estate Investment Property At Cost, Transferred From Held-For-Sale Real Estate Investment Property At Cost, Transferred From Held-For-Sale Impairments Real Estate Investment Property At Cost Impairments Real Estate Investment Property At Cost Impairments Write-off of gross lease intangibles Real Estate Properties at Cost, Write-offs Real Estate Properties at Cost, Write-offs Ending balance Accumulated depreciation and amortization Real Estate Investment Property, Accumulated Depreciation Real Estate Investment Property, Accumulated Amortization Real Estate Investment Property, Accumulated Amortization Real Estate Investment Property, Accumulated Amortization Office and Equipment Base Rental Expense Office Variable Rental Expense Building [Member] Total Ground Lease Rental Expense Office and Equipment Base Rental Expense Operating Lease, Cost Office Variable Rental Expense Variable Lease, Cost Rental Expense Lease, Cost Summary of Real Estate and Loan Activity Schedule Of Gross Real Estate And Loans Activity [Table Text Block] Schedule of Gross Real Estate and Loans Activity. Schedule of Operating Lease Income Operating Lease, Lease Income [Table Text Block] Schedule of Minimum Future Contractual Rent to be Received from Operating Lease Lessor, Operating Lease, Payments to be Received, Maturity [Table Text Block] Schedule of Lease Intangible Assets and Liabilities, Net of Accumulated Amortization Assets And Liabilities, Lessor [Table Text Block] Assets And Liabilities, Lessor [Table Text Block] Schedule of Components of Real Estate Investments Held Under Direct Financing Leases Investments in Direct Financing Leases Schedule [Table Text Block] Investments in Direct Financing Leases Schedule [Table Text Block] Schedule of Minimum Future Contractual Rent to be Received from Direct Financing Leases Sales-type and Direct Financing Leases, Lease Receivable, Maturity [Table Text Block] Schedule of Loans Receivable, Net of Premium and Allowance for Loan Losses Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Summary of Total Impairment Losses Recognized Details of Impairment of Long-Lived Assets Held and Used by Asset [Table Text Block] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Period Prior to June 15, 2026 Debt Instrument, Redemption, Period One [Member] Principal amount issued Debt Instrument, Percentage of Principal Amount Issued Debt Instrument, Percentage of Principal Amount Issued Proceeds from issuance of debt Proceeds from Issuance of Unsecured Debt Redemption price, percent of principal amount Debt Instrument, Redemption Price, Percentage Unamortized discount Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Interest Expense Interest Expense [Member] Interest Rate Swap Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Gross Amount of Loss Recognized in AOCL on Derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Amount of Loss Reclassified from AOCL to Interest (1) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Interest expense Amount reclassified as an increase to interest expense related to active hedges of existing floating-rate debt within the next 12 months Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Contingently liable amount of debt owed by tenant Contingently Liable For Guarantees Of Indebtedness Owed By Affiliates And Third Parties Contingently Liable For Guarantees Of Indebtedness Owed By Affiliates And Third Parties Number of tenants indemnified by Number Of Tenants Indemnified By Number Of Tenants Indemnified By Accruals made for environmental remediation Accrual for Environmental Loss Contingencies Outstanding claims Loss Contingency, Pending Claims, Number Total commitments Commitments To Purchase Capital Assets Commitments To Purchase Capital Assets Total commitments relating to future acquisitions Commitments to Purchase Capital Assets Relating to Future Acquisitions Commitments to Purchase Capital Assets Relating to Future Acquisitions Commitments to purchase capital assets within one year expected to be funded within one year Commitments to Purchase Capital Assets Relating to Future Acquisitions Expected to be Funded Within One Year Commitments to Purchase Capital Assets Relating to Future Acquisitions Expected to be Funded Within One Year Operating lease number of renewal options Lessee Leasing Arrangements, Operating Leases, Renewal Options, Number Lessee Leasing Arrangements, Operating Leases, Renewal Options, Number Operating lease renewal term Lessee, Operating Lease, Renewal Term Number of long-term non-cancelable ground leases Number of Properties Subject to Ground Leases Operating lease, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Operating lease, weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Incentive to lessee Incentive to Lessee Operating lease, right-of-use assets Operating Lease, Right-of-Use Asset Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table] Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table] Sale of Stock [Axis] Sale of Stock [Axis] Sale of Stock [Domain] Sale of Stock [Domain] ATM Program, November 2016 ATM Program, November 2016 [Member] ATM Program, November 2016 [Member] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] May 2018 May 2018 [Member] May 2018 [Member] Subsidiary, Sale of Stock [Line Items] Subsidiary, Sale of Stock [Line Items] Shares withheld for taxes Shares withheld for taxes, value Shares Paid for Tax Withholding for Share Based Compensation, Value Shares Paid for Tax Withholding for Share Based Compensation, Value Common stock dividends paid Liquidation value (in USD per share) Dividend rate, quarterly basis (in USD per share) Preferred Stock, Dividend Rate, Per-Dollar-Amount, Quarterly Preferred Stock, Dividend Rate, Per-Dollar-Amount, Quarterly Dividend rate, annual basis (in USD per share) Preferred Stock, Dividend Rate, Per-Dollar-Amount Less: dividends paid to preferred stockholders Common stock, par value per share (in USD per share) Common stock authorized Common Stock, Authorized, Amount Common Stock, Authorized, Amount Issuance of common shares (in shares) Stock Issued During Period, Shares, New Issues Gross proceeds from issuance of common stock Proceeds from Issuance of Common Stock Gross proceeds capacity remaining Common Stock, Value, Remaining Authorized Amount Common Stock, Value, Remaining Authorized Amount Share issued during the period (in USD per share) Shares Issued During Period, Price Per Share Shares Issued During Period, Price Per Share Stock repurchase program, remaining authorized repurchase amount Stock Repurchase Program, Remaining Authorized Repurchase Amount Stock repurchase program, period in force Stock Repurchase Program, Period in Force Stock repurchase program, repurchase of common shares (in shares) Stock Repurchased During Period, Shares Schedule of Cash, Cash Equivalents and Restricted Cash Restrictions on Cash and Cash Equivalents [Table Text Block] Fair Value, Measurements, Nonrecurring Fair Value, Measurements, Nonrecurring [Member] Long-lived assets held and used Long Lived Assets Held And Used Fair Value Disclosure Long Lived Assets Held And Used Fair Value Disclosure Long-lived assets held for sale Assets Held-for-sale, Long Lived, Fair Value Disclosure Compensation Cost Items [Abstract] Incentive Award Plan Compensation and Employee Benefit Plans [Text Block] Assets Assets [Abstract] Investments: Investments [Abstract] Real estate investments: Real Estate Investment Property, Net [Abstract] Land and improvements Land and Land Improvements Buildings and improvements Buildings and Improvements, Gross Total real estate investments Real Estate Investment Property Real Estate Investment Property Less: accumulated depreciation Net real estate held for investment Loans receivable, net Real estate assets under direct financing leases, net Net investments Net Real Estate Investments Net Real Estate Investments Cash and cash equivalents Deferred costs and other assets, net Deferred Costs and Other Assets Investment in Master Trust 2014 Debt Securities, Available-for-sale Goodwill Goodwill Total assets Assets Liabilities and stockholders’ equity/partners' capital Liabilities and Equity [Abstract] Liabilities: Liabilities [Abstract] Revolving credit facilities Term loans, net Loans Payable Senior Unsecured Notes, net Senior Notes Mortgages and notes payable, net Secured Debt Notes payable to Spirit Realty Capital, Inc., net Convertible Notes, net Convertible Notes Payable Intangible lease liabilities, net Accounts payable, accrued expenses and other liabilities Accounts Payable and Other Accrued Liabilities Total liabilities Liabilities Commitments and contingencies (see Note 6) Commitments and Contingencies Preferred stock and paid in capital, $0.01 par value, 20,000,000 shares authorized: 6,900,000 shares issued and outstanding at both March 31, 2019 and December 31, 2018 Preferred Stock, Value, Issued Common stock, $0.05 par value, 750,000,000 shares authorized: 86,811,786 and 85,787,355 shares issued and outstanding at March 31, 2019 and December 31, 2018, respectively Common Stock, Value, Issued Capital in excess of common stock par value Additional Paid in Capital Accumulated deficit Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total stockholders’ equity Stockholders' Equity Attributable to Parent Partners' capital: Partners' Capital, Including Portion Attributable to Noncontrolling Interest [Abstract] Partnership units Partners' Capital [Abstract] General partner's capital: 797,644 units issued and outstanding as of both March 31, 2019 and December 31, 2018 General Partners' Capital Account Limited partners' preferred capital: 6,900,000 units issued and outstanding as of both March 31, 2019 and December 31, 2018 Limited Partners' Preferred Capital Account Limited Partners' Preferred Capital Account Limited partners' capital: 86,014,142 and 84,989,711 units issued and outstanding as of March 31, 2019 and December 31, 2018, respectively Limited Partners' Common Capital Account Limited Partners' Common Capital Account Total partners' capital Total liabilities and stockholders’ equity/partners' capital Liabilities and Equity Schedule of Interest Rate Swap Agreements Schedule of Interest Rate Derivatives [Table Text Block] Summary of Amounts Recorded in AOCL Derivative Instruments, Gain (Loss) [Table Text Block] Other Notes Number of Properties Number Of Real Estate Properties Under Mortgage Loans [Roll Forward] Number Of Real Estate Properties Under Mortgage Loans [Roll Forward] Acquisitions (in properties) Dispositions (in properties) Principal payments and payoffs (in properties) Number Of Real Estate Properties Principal Payment Number of Real Estate Properties Principal Payment Allowance for loan losses (in properties) Number Of Real Estate Properties, Allowance For Loan Losses Number Of Real Estate Properties, Allowance For Loan Losses Loans Receivable Beginning Balance Principal payments and payoffs Real Estate Investment Property At Cost Principal Payment Real Estate Investment Property At Cost Principal Payment Allowance for loan losses Real Estate Investment Property At Cost, Allowance For Loan Losses Real Estate Investment Property At Cost, Allowance For Loan Losses Ending Balance Summary of Debt Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Debt Maturities Schedule of Maturities of Long-term Debt [Table Text Block] Summary of Components of Interest Expense Related to Borrowings Schedule Of Interest Expense On Debt [Table Text Block] Schedule Of Interest Expense On Debt. Property Management Property Management And Servicing Agreement - Property Management [Member] Property Management And Servicing Agreement - Property Management [Member] Special Servicing Fees Property Management And Servicing Agreement, Special Servicing [Member] Property Management And Servicing Agreement, Special Servicing [Member] Property Management and Servicing Agreement Property Management And Servicing Agreement [Member] Property Management And Servicing Agreement [Member] Annual management fees rate Related Party Transaction, Annual Managements Rate Related Party Transaction, Annual Managements Rate Due from related parties Due from Related Parties Organization Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] Walgreen Co. Walgreen Co. [Member] Walgreen Co. [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2016-02 Accounting Standards Update 2016-02 [Member] Special Purpose Entity Special Purpose Entity [Member] Special Purpose Entity [Member] Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Net assets Net liabilities Number of segments Number of Operating Segments Number of renewal options (or more) Lessor, Operating Lease, Number Of Renewal Options Lessor, Operating Lease, Number Of Renewal Options Renewal term Lessor, Operating Lease, Renewal Term Option to terminate, percentage (less than) Lessor, Operating Lease, Option To Terminate, Percentage Lessor, Operating Lease, Option To Terminate, Percentage Lease term Lessor, Operating Lease, Term of Contract Termination period Lessor, Operating Lease, Termination Period Lessor, Operating Lease, Termination Period Option to purchase, percentage (less than) Lessor, Operating Lease, Option To Purchase, Percentage Lessor, Operating Lease, Option To Purchase, Percentage Rent escalators adjustment period Lease, Rent Escalators Adjustment Period Lease, Rent Escalators Adjustment Period Reserves for uncollectible amounts Allowance for Doubtful Accounts Receivable Accounts receivable Accounts Receivable, Gross Reserve for losses Allowance for Doubtful Rental Revenue Receivable Allowance for Doubtful Rental Revenue Receivable Deferred rental revenue receivables Accrued Rental Revenue Receivables Accrued Rental Revenue Receivables Goodwill impairment Goodwill, Impairment Loss Provision for income taxes Current Federal Tax Expense (Benefit) Bad debt expense Provision for Doubtful Accounts Operating lease, liabilities Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Due to related parties Due to Related Parties Schedule of Financial Statements of Discontinued Operations Disposal Groups, Including Discontinued Operations [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] Award Type [Axis] Award Type [Axis] Award Type [Domain] Equity Award [Domain] Unvested market-based awards Unvested Performance Shares [Member] Unvested Performance Shares [Member] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Unvested shares of restricted stock, less shares assumed repurchased at market Restricted Stock [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Basic and diluted income: Earnings Per Share, Basic and Diluted [Abstract] Income from continuing operations Income (Loss) before Gain (Loss) on Sale of Properties Less: income attributable to unvested restricted stock Dilutive Securities, Effect on Basic Earnings Per Share, Options and Restrictive Stock Units Less: dividends paid to preferred stockholders Income used in basic and diluted income per share from continuing operations Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic Loss used in basic and diluted loss per share from discontinued operations Net income attributable to common stockholders used in basic and diluted income per share Net Income (Loss) Available to Common Stockholders, Diluted Basic weighted average shares of common stock outstanding: Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted average shares of common stock outstanding Weighted Average Shares Outstanding including Unvested Shares Weighted Average Shares Outstanding including Unvested Shares Less: Unvested weighted average shares of restricted stock Weighted Average Shares Outstanding, Unvested Shares Adjustment Weighted Average Shares Outstanding, Unvested Shares Adjustment Weighted average shares of common stock outstanding used in basic income per share Dilutive weighted average shares of common stock outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Unvested market-based awards/stock options (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Weighted average shares of common stock outstanding used in diluted income per share Potentially dilutive shares of common stock Earnings Per Share, Potentially Dilutive Securities [Abstract] Earnings Per Share, Potentially Dilutive Securities [Abstract] Potentially dilutive shares Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Derivative and Hedging Activities Derivative Instruments and Hedging Activities Disclosure [Text Block] Master Trust 2014 Series 2017-1 Master Trust 2014 Series 2017-1 [Member] Master Trust 2014 Series 2017-1 [Member] Percentage of economic interest Related Party Transaction, Percentage Of Economic Interest Related Party Transaction, Percentage Of Economic Interest Notes receivable from related parties Notes Receivable, Related Parties Interest income earned from related parties note Interest Income, Related Party Weighted average stated interest rate of loans receivable Loans Receivable, Weighted Average Rate Loans Receivable, Weighted Average Rate Remaining term of loans receivable Loans Receivable, Remaining Term Loans Receivable, Remaining Term Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Group of Industry Peers Group Of Industry Peers [Member] Group Of Industry Peers [Member] Executives Officers and Employees Certain Directors, Named Executive Officers And Employees [Member] [Member] Certain Directors, Named Executive Officers And Employees [Member] [Member] Non-vested Shares of Restricted Stock Performance Shares Performance Shares [Member] General and administrative expense General and Administrative Expense [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Grants in period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Deferred compensation expense Deferred Compensation Arrangement, Compensation Expense Deferred Compensation Arrangement, Compensation Expense Outstanding unvested shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Number of shares available for grant Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Multiplier for shares granted Share-based Payment Arrangement by Share-based Payment Award, Shares Granted, Multiplier Share-based Payment Arrangement by Share-based Payment Award, Shares Granted, Multiplier Volatility rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Volatility rate, minimum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum Volatility rate, maximum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Minimum required service period Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period Dividend rights accrued Dividend Rights Payable Dividend Rights Payable Potential grants in period based on total shareholder return (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Potential Grants in Period Based on Total Shareholder Return Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Potential Grants in Period Based on Total Shareholder Return Stock-based compensation expense Allocated Share-based Compensation Expense Unamortized stock-based compensation expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document Information [Table] Document Information [Table] Document Information [Line Items] Document Information [Line Items] Entity Registrant Name Entity Registrant Name Trading Symbol Trading Symbol Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Asset Management Agreement Asset Management Agreement [Member] Asset Management Agreement [Member] Asset Management Agreement, Promoted Interest Fee and Termination Fee Asset Management Agreement, Promoted Interest Fee And Termination Fee [Member] Asset Management Agreement, Promoted Interest Fee And Termination Fee [Member] Asset Management Agreement, Asset Management Fees Asset Management Agreement, Asset Management Fees [Member] Asset Management Agreement, Asset Management Fees [Member] Annual management revenue in related party transaction Related Party Transaction, Annual Management Revenue Related Party Transaction, Annual Management Revenue Convertible Notes Weighted average stated rate Total debt, gross Debt discount, net Debt Instrument, Unamortized Discount (Premium), Net Deferred financing costs, net Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Preferred Stock Preferred Stock Including Additional Paid in Capital [Member] Common Stock Common Stock [Member] Capital in Excess of Par Value Capital Units [Member] Accumulated Deficit Retained Earnings [Member] AOCL AOCI Attributable to Parent [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Preferred shares outstanding, beginning balance Beginning balance, value Common shares outstanding, beginning balance Shares, Outstanding Dividends declared on preferred stock Other comprehensive loss Dividends declared on common stock Tax withholdings related to net stock settlements (in shares) Tax withholdings related to net stock settlements Repurchase of common shares (in shares) Repurchase of common shares Stock Repurchased During Period, Value Issuance of shares of common stock, net (in shares) Issuance of shares of common stock, net Stock Issued During Period, Value, New Issues Other Stockholders' Equity, Other Stock-based compensation, net (in shares) Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Stock-based compensation, net Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Preferred shares outstanding, ending balance Ending balance, value Common shares outstanding, ending balance Schedule of Impaired Long-Lived Assets Held and Used [Table] Schedule of Impaired Long-Lived Assets Held and Used [Table] Office Office Building [Member] Impaired Long-Lived Assets Held and Used [Line Items] Impaired Long-Lived Assets Held and Used [Line Items] Long-lived assets held-for-use, measurement input Long-Lived Assets Held-For-Use, Measurement Input Long-Lived Assets Held-For-Use, Measurement Input