Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating activities
Net (loss) income	$ (556,092)	$ 903,819	$ 656,940
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	616,127	345,577	333,781
Amortization of deferred financing costs and debt discount	15,775	17,045	16,856
Straight-line rent revenue and other	(233,703)	(282,504)	(288,717)
Stock / (Unit)-based compensation expense	33,250	49,421	52,110
(Loss) gain on sale of real estate	1,815	(536,755)	(52,471)
Real estate and other impairment charges, net	376,907	268,375	39,411
Straight-line rent and other write-off	649,911	34,605	7,213
Debt refinancing and unutilized financing (benefit) costs	(285)	9,452	27,650
Gain on sale of equity investments			(40,945)
Tax rate changes and other	(167,332)	10,697	34,796
Non-cash revenue from debt and equity securities received	(81,706)
Other adjustments	(23,870)	6,108	11,913
Changes in:
Interest and rent receivables	(141,729)	(116,420)	(23,867)
Other assets	13,750	(4,029)	(4,375)
Accounts payable and accrued expenses	(4,599)	33,576	54,058
Deferred revenue	7,567	43	(12,697)
Net cash provided by operating activities	505,786	739,010	811,656
Investing activities
Cash paid for acquisitions and other related investments	(235,187)	(1,332,962)	(5,350,239)
Net proceeds from sale of real estate	897,500	2,185,574	246,468
Principal received on loans receivable	501,630	53,322	1,595,708
Investment in loans receivable	(250,223)	(207,542)	(58,932)
Construction in progress and other	(114,425)	(109,237)	(67,725)
Proceeds from sale and return of equity investment	12,430	14,295	65,546
Capital additions and other investments, net	(294,167)	(207,394)	(289,239)
Net cash provided by (used for) investing activities	517,558	396,056	(3,858,413)
Financing activities
Proceeds from term debt, net of discount		128,536	3,407,535
Payments of term debt	(988,162)	(869,606)	(1,390,994)
Revolving credit facilities, net	567,910	203,576	559,985
Dividends / Distribution paid	(615,390)	(698,535)	(643,473)
Lease deposits and other obligations to tenants	10,139	(5,020)	17,815
Proceeds from sale of common shares, net of offering costs			1,051,229
Repurchase of common stock / unit		(17,940)
Stock / Unit vesting - satisfaction of tax withholdings	(8,079)	(29,922)
Other financing activities, Payment of debt refinancing and deferred financing costs	13,255	(53,612)	(54,489)
Net cash (used for) provided by financing activities	(1,020,327)	(1,342,523)	2,947,608
Increase (decrease) in cash, cash equivalents, and restricted cash for the year	3,017	(207,457)	(99,149)
Effect of exchange rate changes	11,397	(12,887)	4,662
Cash, cash equivalents, and restricted cash at beginning of year	241,538	461,882	556,369
Cash, cash equivalents, and restricted cash at end of year	255,952	241,538	461,882
Interest paid, including capitalized interest of $14,178 in 2023, $6,454 in 2022,and $3,289 in 2021	406,141	353,838	326,406
Supplemental schedule of non-cash investing activities:
Debt and equity securities received for certain obligations, real estate, and revenue	804,520
Certain obligations and receivable satisfied and real estate sold	722,814
Supplemental schedule of non-cash financing activities:
Dividends declared, unpaid	92,808	176,580	176,494
Cash, cash equivalents, and restricted cash are comprised of the following:
Cash and cash equivalents at beginning of period	235,668	459,227	549,884
Restricted cash, included in Other assets at beginning of period	$ 5,870	$ 2,655	6,485
Restricted Cash and Cash Equivalents, Asset, Statement of Financial Position [Extensible List]	Other Assets	Other Assets
Cash, cash equivalents, and restricted cash at beginning of year	$ 255,952	$ 241,538	461,882
Cash and cash equivalents at end of period	250,016	235,668	459,227
Restricted cash, included in Other assets at end of period	$ 5,936	$ 5,870	$ 2,655
Restricted Cash and Cash Equivalents, Asset, Statement of Financial Position [Extensible List]	Other Assets	Other Assets	Other Assets
Cash, cash equivalents, and restricted cash at end of year	$ 255,952	$ 241,538	$ 461,882
MPT Operating Partnership, L.P. [Member]
Operating activities
Net (loss) income	(556,092)	903,819	656,940
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	616,127	345,577	333,781
Amortization of deferred financing costs and debt discount	15,775	17,045	16,856
Straight-line rent revenue and other	(233,703)	(282,504)	(288,717)
Stock / (Unit)-based compensation expense	33,250	49,421	52,110
(Loss) gain on sale of real estate	1,815	(536,755)	(52,471)
Real estate and other impairment charges, net	376,907	268,375	39,411
Straight-line rent and other write-off	649,911	34,605	7,213
Debt refinancing and unutilized financing (benefit) costs	(285)	9,452	27,650
Gain on sale of equity investments			(40,945)
Tax rate changes and other	(167,332)	10,697	34,796
Non-cash revenue from debt and equity securities received	(81,706)
Other adjustments	(23,870)	6,108	11,913
Changes in:
Interest and rent receivables	(141,729)	(116,420)	(23,867)
Other assets	13,750	(4,029)	(4,375)
Accounts payable and accrued expenses	(4,599)	33,576	54,058
Deferred revenue	7,567	43	(12,697)
Net cash provided by operating activities	505,786	739,010	811,656
Investing activities
Cash paid for acquisitions and other related investments	(235,187)	(1,332,962)	(5,350,239)
Net proceeds from sale of real estate	897,500	2,185,574	246,468
Principal received on loans receivable	501,630	53,322	1,595,708
Investment in loans receivable	(250,223)	(207,542)	(58,932)
Construction in progress and other	(114,425)	(109,237)	(67,725)
Proceeds from sale and return of equity investment	12,430	14,295	65,546
Capital additions and other investments, net	(294,167)	(207,394)	(289,239)
Net cash provided by (used for) investing activities	517,558	396,056	(3,858,413)
Financing activities
Proceeds from term debt, net of discount		128,536	3,407,535
Payments of term debt	(988,162)	(869,606)	(1,390,994)
Revolving credit facilities, net	567,910	203,576	559,985
Dividends / Distribution paid	(615,390)	(698,535)	(643,473)
Lease deposits and other obligations to tenants	10,139	(5,020)	17,815
Proceeds from sale of units, net of offering costs			1,051,229
Repurchase of common stock / unit		(17,940)
Stock / Unit vesting - satisfaction of tax withholdings	(8,079)	(29,922)
Other financing activities, Payment of debt refinancing and deferred financing costs	13,255	(53,612)	(54,489)
Net cash (used for) provided by financing activities	(1,020,327)	(1,342,523)	2,947,608
Increase (decrease) in cash, cash equivalents, and restricted cash for the year	3,017	(207,457)	(99,149)
Effect of exchange rate changes	11,397	(12,887)	4,662
Cash, cash equivalents, and restricted cash at beginning of year	241,538	461,882	556,369
Cash, cash equivalents, and restricted cash at end of year	255,952	241,538	461,882
Interest paid, including capitalized interest of $14,178 in 2023, $6,454 in 2022,and $3,289 in 2021	406,141	353,838	326,406
Supplemental schedule of non-cash investing activities:
Debt and equity securities received for certain obligations, real estate, and revenue	804,520
Certain obligations and receivable satisfied and real estate sold	722,814
Supplemental schedule of non-cash financing activities:
Dividends declared, unpaid	92,808	176,580	176,494
Cash, cash equivalents, and restricted cash are comprised of the following:
Cash and cash equivalents at beginning of period	235,668	459,227	549,884
Restricted cash, included in Other assets at beginning of period	$ 5,870	$ 2,655	$ 6,485
Restricted Cash and Cash Equivalents, Asset, Statement of Financial Position [Extensible List]	Other Assets	Other Assets	Other Assets
Cash, cash equivalents, and restricted cash at beginning of year	$ 255,952	$ 241,538	$ 461,882
Cash and cash equivalents at end of period	250,016	235,668	459,227
Restricted cash, included in Other assets at end of period	$ 5,936	$ 5,870	$ 2,655
Restricted Cash and Cash Equivalents, Asset, Statement of Financial Position [Extensible List]	Other Assets	Other Assets	Other Assets
Cash, cash equivalents, and restricted cash at end of year	$ 255,952	$ 241,538	$ 461,882