Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Real estate assets
Land	$ 1,961,478	$ 1,463,200
Buildings and improvements	10,581,992	9,286,507
Construction in progress	101,439	30,139
Intangible lease assets	1,417,813	1,299,081
Investment in financing leases	2,053,327	2,010,922
Real estate held for sale	1,096,505
Mortgage loans	213,211	248,080
Gross investment in real estate assets	17,425,765	14,337,929
Accumulated depreciation	(853,879)	(728,176)
Accumulated amortization	(139,221)	(105,353)
Net investment in real estate assets	16,432,665	13,504,400
Cash and cash equivalents	459,227	549,884
Interest and rent receivables	56,229	46,208
Straight-line rent receivables	728,522	490,462
Equity investments	1,181,025	1,123,623
Other loans	1,328,653	858,368
Other assets	333,480	256,069
Total Assets	20,519,801	16,829,014
Liabilities
Debt, net	11,282,770	8,865,458
Accounts payable and accrued expenses	607,792	438,750
Deferred revenue	25,563	36,177
Obligations to tenants and other lease liabilities	158,005	144,772
Total Liabilities	12,074,130	9,485,157
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 750,000 shares; issued and outstanding — 596,814 shares at December 31, 2021 and 541,419 shares at December 31, 2020	597	541
Additional paid-in capital	8,564,786	7,461,503
Distributions in excess of net income	(87,691)	(71,411)
Accumulated other comprehensive loss	(36,727)	(51,324)
Treasury shares, at cost	(777)	(777)
Total Medical Properties Trust, Inc. Stockholders' Equity (MPT Operating Partnership, L.P. capital)	8,440,188	7,338,532
Non-controlling interests	5,483	5,325
Total Equity / Capital	8,445,671	7,343,857
Total Liabilities and Equity / Capital	20,519,801	16,829,014
MPT Operating Partnership, L.P. [Member]
Real estate assets
Land	1,961,478	1,463,200
Buildings and improvements	10,581,992	9,286,507
Construction in progress	101,439	30,139
Intangible lease assets	1,417,813	1,299,081
Investment in financing leases	2,053,327	2,010,922
Real estate held for sale	1,096,505
Mortgage loans	213,211	248,080
Gross investment in real estate assets	17,425,765	14,337,929
Accumulated depreciation	(853,879)	(728,176)
Accumulated amortization	(139,221)	(105,353)
Net investment in real estate assets	16,432,665	13,504,400
Cash and cash equivalents	459,227	549,884
Interest and rent receivables	56,229	46,208
Straight-line rent receivables	728,522	490,462
Equity investments	1,181,025	1,123,623
Other loans	1,328,653	858,368
Other assets	333,480	256,069
Total Assets	20,519,801	16,829,014
Liabilities
Debt, net	11,282,770	8,865,458
Accounts payable and accrued expenses	430,908	290,757
Deferred revenue	25,563	36,177
Obligations to tenants and other lease liabilities	158,005	144,772
Payable due to Medical Properties Trust, Inc.	176,494	147,603
Total Liabilities	12,073,740	9,484,767
Commitments and Contingencies
Equity / Capital
General partner — issued and outstanding — 5,968 units at December 31, 2021 and 5,414 units at December 31, 2020	84,847	73,977
Accumulated other comprehensive loss	(36,727)	(51,324)
Total Medical Properties Trust, Inc. Stockholders' Equity (MPT Operating Partnership, L.P. capital)	8,440,578	7,338,922
Non-controlling interests	5,483	5,325
Total Equity / Capital	8,446,061	7,344,247
Total Liabilities and Equity / Capital	20,519,801	16,829,014
MPT Operating Partnership, L.P. [Member] | Common Units
Equity / Capital
Limited Partners — issued and outstanding — 590,846 units at December 31, 2021 and 536,005 units at December 31, 2020	$ 8,392,458	$ 7,316,269