Condensed Consolidated Statements of Equity / Capital - USD ($) shares in Thousands, $ in Thousands	Total	MPT Operating Partnership, L.P. [Member]	MPT Operating Partnership, L.P. [Member] General Partner [Member]	Common Par Value [Member]	Common Par Value [Member] MPT Operating Partnership, L.P. [Member] Limited Partner [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Deficit) [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Other Comprehensive Loss [Member] MPT Operating Partnership, L.P. [Member]	Non-Controlling Interests [Member]	Non-Controlling Interests [Member] MPT Operating Partnership, L.P. [Member]
Beginning balance at Dec. 31, 2020	$ 7,343,857	$ 7,344,247	$ 73,977	$ 541	$ 7,316,269	$ 7,460,726	$ (71,411)	$ (51,324)	$ (51,324)	$ 5,325	$ 5,325
Beginning balance (in shares) at Dec. 31, 2020			5,414	541,353	535,939
Net income	163,880	163,880	$ 1,638		$ 162,145		163,783			97	97
Unrealized gain (loss) on interest rate swap, net of tax	15,504	15,504						15,504	15,504
Foreign currency translation (loss) gain	(30,900)	(30,900)						(30,900)	(30,900)
Stock (Unit) vesting and amortization of stock (unit)-based compensation	12,264	12,264	$ 123	$ 2	$ 12,141	12,262
Stock (Unit) vesting and amortization of stock (unit)-based compensation (shares)			17	1,741	1,724
Distributions to non-controlling interests	(193)	(193)								(193)	(193)
Proceeds from offering (net of offering costs)	779,241	779,241	$ 7,792	$ 40	$ 771,449	779,201
Proceeds from offering (net of offering costs) (shares)			399	39,949	39,550
Dividends (Distributions) declared	(163,443)	(163,443)	$ (1,634)		$ (161,809)		(163,443)
Ending balance at Mar. 31, 2021	8,120,210	8,120,600	$ 81,896	$ 583	$ 8,100,195	8,252,189	(71,071)	(66,720)	(66,720)	5,229	5,229
Ending balance (in shares) at Mar. 31, 2021			5,830	583,043	577,213
Beginning balance at Dec. 31, 2020	7,343,857	7,344,247	$ 73,977	$ 541	$ 7,316,269	7,460,726	(71,411)	(51,324)	(51,324)	5,325	5,325
Beginning balance (in shares) at Dec. 31, 2020			5,414	541,353	535,939
Net income	278,701	278,701
Unrealized gain (loss) on interest rate swap, net of tax	19,711	19,711
Foreign currency translation (loss) gain	(21,886)	(21,886)
Ending balance at Jun. 30, 2021	8,217,081	8,217,471	$ 82,732	$ 589	$ 8,182,895	8,386,287	(121,639)	(53,499)	(53,499)	5,343	5,343
Ending balance (in shares) at Jun. 30, 2021			5,890	588,898	583,008
Beginning balance at Mar. 31, 2021	8,120,210	8,120,600	$ 81,896	$ 583	$ 8,100,195	8,252,189	(71,071)	(66,720)	(66,720)	5,229	5,229
Beginning balance (in shares) at Mar. 31, 2021			5,830	583,043	577,213
Net income	114,821	114,821	$ 1,146		$ 113,419		114,565			256	256
Unrealized gain (loss) on interest rate swap, net of tax	4,207	4,207						4,207	4,207
Foreign currency translation (loss) gain	9,014	9,014						9,014	9,014
Stock (Unit) vesting and amortization of stock (unit)-based compensation	12,771	12,771	$ 128		$ 12,643	12,771
Stock (Unit) vesting and amortization of stock (unit)-based compensation (shares)			2	176	174
Distributions to non-controlling interests	(142)	(142)								(142)	(142)
Proceeds from offering (net of offering costs)	121,333	121,333	$ 1,213	$ 6	$ 120,120	121,327
Proceeds from offering (net of offering costs) (shares)			58	5,679	5,621
Dividends (Distributions) declared	(165,133)	(165,133)	$ (1,651)		$ (163,482)		(165,133)
Ending balance at Jun. 30, 2021	8,217,081	8,217,471	$ 82,732	$ 589	$ 8,182,895	8,386,287	(121,639)	(53,499)	(53,499)	5,343	5,343
Ending balance (in shares) at Jun. 30, 2021			5,890	588,898	583,008
Beginning balance at Dec. 31, 2021	8,445,671	8,446,061	$ 84,847	$ 597	$ 8,392,458	8,564,009	(87,691)	(36,727)	(36,727)	5,483	5,483
Beginning balance (in shares) at Dec. 31, 2021			5,968	596,748	590,780
Net income	631,947	631,947	$ 6,317		$ 625,364		631,681			266	266
Unrealized gain (loss) on interest rate swap, net of tax	44,932	44,932						44,932	44,932
Foreign currency translation (loss) gain	(13,215)	(13,215)						(13,215)	(13,215)
Stock (Unit) vesting and amortization of stock (unit)-based compensation	11,804	11,804	$ 118	$ 3	$ 11,686	11,801
Stock (Unit) vesting and amortization of stock (unit)-based compensation (shares)			31	3,107	3,076
Acquisition of non-controlling interest	929	929								929	929
Stock vesting - satisfaction of tax withholding	(27,919)	(27,919)	$ (279)	$ (1)	$ (27,640)	(27,918)
Stock vesting - satisfaction of tax withholding (Shares)			(12)	(1,179)	(1,167)
Distributions to non-controlling interests	(772)	(772)								(772)	(772)
Dividends (Distributions) declared	(174,018)	(174,018)	$ (1,740)		$ (172,278)		(174,018)
Ending balance at Mar. 31, 2022	8,919,359	8,919,749	$ 89,263	$ 599	$ 8,829,590	8,547,892	369,972	(5,010)	(5,010)	5,906	5,906
Ending balance (in shares) at Mar. 31, 2022			5,987	598,676	592,689
Beginning balance at Dec. 31, 2021	8,445,671	8,446,061	$ 84,847	$ 597	$ 8,392,458	8,564,009	(87,691)	(36,727)	(36,727)	5,483	5,483
Beginning balance (in shares) at Dec. 31, 2021			5,968	596,748	590,780
Net income	822,011	822,011
Unrealized gain (loss) on interest rate swap, net of tax	70,852	70,852
Foreign currency translation (loss) gain	(117,556)	(117,556)
Ending balance at Jun. 30, 2022	8,865,871	8,866,261	$ 89,511	$ 599	$ 8,854,143	8,557,120	385,545	(83,431)	(83,431)	6,038	6,038
Ending balance (in shares) at Jun. 30, 2022			5,988	598,839	592,851
Beginning balance at Mar. 31, 2022	8,919,359	8,919,749	$ 89,263	$ 599	$ 8,829,590	8,547,892	369,972	(5,010)	(5,010)	5,906	5,906
Beginning balance (in shares) at Mar. 31, 2022			5,987	598,676	592,689
Net income	190,064	190,064	$ 1,896		$ 187,701		189,597			467	467
Unrealized gain (loss) on interest rate swap, net of tax	25,920	25,920						25,920	25,920
Foreign currency translation (loss) gain	(104,341)	(104,341)						(104,341)	(104,341)
Stock (Unit) vesting and amortization of stock (unit)-based compensation	10,108	10,108	$ 101		$ 10,007	10,108
Stock (Unit) vesting and amortization of stock (unit)-based compensation (shares)			2	204	202
Stock vesting - satisfaction of tax withholding	(880)	(880)	$ (9)		$ (871)	(880)
Stock vesting - satisfaction of tax withholding (Shares)			(1)	(41)	(40)
Distributions to non-controlling interests	(335)	(335)								(335)	(335)
Dividends (Distributions) declared	(174,024)	(174,024)	$ (1,740)		$ (172,284)		(174,024)
Ending balance at Jun. 30, 2022	$ 8,865,871	$ 8,866,261	$ 89,511	$ 599	$ 8,854,143	$ 8,557,120	$ 385,545	$ (83,431)	$ (83,431)	$ 6,038	$ 6,038
Ending balance (in shares) at Jun. 30, 2022			5,988	598,839	592,851