Condensed Consolidated Statements of Net Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues
Rent billed	$ 216,870	$ 173,557	$ 430,214	$ 345,324
Straight-line rent	55,465	21,151	110,338	52,572
Income from financing leases	50,337	52,489	101,231	104,925
Interest and other income	59,120	44,645	102,774	83,153
Total revenues	381,792	291,842	744,557	585,974
Expenses
Interest	92,305	80,376	179,277	161,275
Real estate depreciation and amortization	76,369	61,463	152,011	122,384
Property-related	18,684	7,869	24,137	13,281
General and administrative	34,545	32,018	70,618	65,403
Total expenses	221,903	181,726	426,043	362,343
Other income (expense)
Gain (loss) on sale of real estate	(1,387)	(3,101)	(398)	(1,776)
Real estate impairment charges				(19,006)
Earnings from equity interests	7,339	5,291	14,440	9,370
Debt refinancing and unutilized financing costs	(70)		(2,339)	(611)
Other (including mark-to-market adjustments on equity securities)	(771)	2,175	7,023	(11,960)
Total other income (expense)	5,111	4,365	18,726	(23,983)
Income before income tax	165,000	114,481	337,240	199,648
Income tax expense	(50,179)	(4,829)	(58,539)	(8,839)
Net income	114,821	109,652	278,701	190,809
Net income attributable to non-controlling interests	(256)	(184)	(353)	(349)
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 114,565	$ 109,468	$ 278,348	$ 190,460
Earnings per common share (units) basic and diluted
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 0.19	$ 0.21	$ 0.48	$ 0.36
Weighted average shares (units) outstanding basic	587,514	527,781	581,877	524,428
Weighted average shares (units) outstanding diluted	589,053	528,880	583,297	525,530
Dividends declared per common share (unit)	$ 0.28	$ 0.27	$ 0.56	$ 0.54
MPT Operating Partnership, L.P. [Member]
Revenues
Rent billed	$ 216,870	$ 173,557	$ 430,214	$ 345,324
Straight-line rent	55,465	21,151	110,338	52,572
Income from financing leases	50,337	52,489	101,231	104,925
Interest and other income	59,120	44,645	102,774	83,153
Total revenues	381,792	291,842	744,557	585,974
Expenses
Interest	92,305	80,376	179,277	161,275
Real estate depreciation and amortization	76,369	61,463	152,011	122,384
Property-related	18,684	7,869	24,137	13,281
General and administrative	34,545	32,018	70,618	65,403
Total expenses	221,903	181,726	426,043	362,343
Other income (expense)
Gain (loss) on sale of real estate	(1,387)	(3,101)	(398)	(1,776)
Real estate impairment charges				(19,006)
Earnings from equity interests	7,339	5,291	14,440	9,370
Debt refinancing and unutilized financing costs	(70)		(2,339)	(611)
Other (including mark-to-market adjustments on equity securities)	(771)	2,175	7,023	(11,960)
Total other income (expense)	5,111	4,365	18,726	(23,983)
Income before income tax	165,000	114,481	337,240	199,648
Income tax expense	(50,179)	(4,829)	(58,539)	(8,839)
Net income	114,821	109,652	278,701	190,809
Net income attributable to non-controlling interests	(256)	(184)	(353)	(349)
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 114,565	$ 109,468	$ 278,348	$ 190,460
Earnings per common share (units) basic and diluted
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 0.19	$ 0.21	$ 0.48	$ 0.36
Weighted average shares (units) outstanding basic	587,514	527,781	581,877	524,428
Weighted average shares (units) outstanding diluted	589,053	528,880	583,297	525,530
Dividends declared per common share (unit)	$ 0.28	$ 0.27	$ 0.56	$ 0.54