Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Real estate assets
Land	$ 192,551us-gaap_Land	$ 154,858us-gaap_Land
Buildings and improvements	1,848,176us-gaap_BuildingsAndImprovementsGross	1,578,336us-gaap_BuildingsAndImprovementsGross
Construction in progress and other	23,163us-gaap_ConstructionInProgressGross	41,771us-gaap_ConstructionInProgressGross
Intangible lease assets	108,885mpw_IntangibleLeaseAssets	90,490mpw_IntangibleLeaseAssets
Net investment in direct financing leases	439,516	431,024
Mortgage loans	397,594	388,756
Gross investment in real estate assets	3,009,885mpw_GrossInvestmentInRealEstateAssets	2,685,235mpw_GrossInvestmentInRealEstateAssets
Accumulated depreciation	(181,441)	(144,235)
Accumulated amortization	(21,186)	(15,541)
Net investment in real estate assets	2,807,258mpw_NetInvestmentInRealEstateAssets	2,525,459mpw_NetInvestmentInRealEstateAssets
Cash and cash equivalents	144,541	45,979
Interest and rent receivables	41,137mpw_InterestAndRentReceivable	58,565mpw_InterestAndRentReceivable
Straight-line rent receivables	59,128mpw_StraightLineRentReceivable	45,829mpw_StraightLineRentReceivable
Other loans	573,167mpw_OtherLoans	160,990mpw_OtherLoans
Other assets	122,105us-gaap_OtherAssets	67,873us-gaap_OtherAssets
Total Assets	3,747,336us-gaap_Assets	2,904,695us-gaap_Assets
Liabilities
Debt, net	2,201,654us-gaap_DebtInstrumentCarryingAmount	1,421,681us-gaap_DebtInstrumentCarryingAmount
Accounts payable and accrued expenses	112,623	94,290
Deferred revenue	27,207us-gaap_DeferredRevenue	24,114us-gaap_DeferredRevenue
Lease deposits and other obligations to tenants	23,805	20,402
Total liabilities	2,365,289us-gaap_Liabilities	1,560,487us-gaap_Liabilities
Commitments and Contingencies
Equity / Capital
Preferred stock, $0.001 par value. Authorized 10,000 shares; no shares outstanding
Common stock, $0.001 par value. Authorized 250,000 shares; issued and outstanding - 172,743 shares at December 31, 2014 and 161,310 shares at December 31, 2013	172us-gaap_CommonStockValue	161us-gaap_CommonStockValue
Limited Partners:
Additional paid-in capital	1,765,381us-gaap_AdditionalPaidInCapital	1,618,054us-gaap_AdditionalPaidInCapital
Distributions in excess of net income	(361,330)	(264,804)
Accumulated other comprehensive loss	(21,914)	(8,941)
Treasury shares, at cost	(262)us-gaap_TreasuryStockValue	(262)us-gaap_TreasuryStockValue
Total Equity / Capital	1,382,047us-gaap_StockholdersEquity	1,344,208us-gaap_StockholdersEquity
Total Liabilities and Equity / Capital	3,747,336	2,904,695
MPT Operating Partnership, L.P. [Member]
Real estate assets
Land	192,551	154,858
Buildings and improvements	1,848,176	1,578,336
Construction in progress and other	23,163	41,771
Intangible lease assets	108,885	90,490
Net investment in direct financing leases	439,516	431,024
Mortgage loans	397,594	388,756
Gross investment in real estate assets	3,009,885	2,685,235
Accumulated depreciation	(181,441)	(144,235)
Accumulated amortization	(21,186)	(15,541)
Net investment in real estate assets	2,807,258	2,525,459
Cash and cash equivalents	144,541	45,979
Interest and rent receivables	41,137	58,565
Straight-line rent receivables	59,128	45,829
Other loans	573,167	160,990
Other assets	122,105	67,873
Total Assets	3,747,336	2,904,695
Liabilities
Debt, net	2,201,654	1,421,681
Accounts payable and accrued expenses	74,195	58,538
Deferred revenue	27,207	24,114
Lease deposits and other obligations to tenants	23,805	20,402
Payable due to Medical Properties Trust, Inc.	38,038	35,362
Total liabilities	2,364,899	1,560,097
Commitments and Contingencies
Limited Partners:
Accumulated other comprehensive loss	(21,914)	(8,941)
Total Equity / Capital	1,382,437	1,344,598
Total Liabilities and Equity / Capital	3,747,336	2,904,695
MPT Operating Partnership, L.P. [Member] \| Common Units [Member]
Limited Partners:
Limited Partners Capital	1,390,296	1,339,998
MPT Operating Partnership, L.P. [Member] \| General Partner [Member]
Equity / Capital
General partner - issued and outstanding - 1,722 units at December 31, 2014 and 1,608 units at December 31, 2013	$ 14,055	$ 13,541

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Real estate assets accumulated amortization.

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Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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The net amount due as of the balance sheet date consisting of: (a) minimum lease payments due on direct financing and sales-type leases, (b) unguaranteed residual value, and (c) any unamortized initial direct costs on direct financing leases; less: (i) executory costs, (ii) unearned income, and (iii) the accumulated allowance for uncollectible minimum lease payments.

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The aggregate carrying amounts, as of the balance sheet date, of assets not separately disclosed in the balance sheet.

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Amount of accumulated depreciation pertaining to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.

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