Condensed Consolidated Statements of Net Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenues
Rent billed	$ 118,238	$ 110,930	$ 369,076	$ 311,140
Straight-line rent	18,293	17,505	49,157	46,561
Income from direct financing leases	18,998	19,115	55,613	55,307
Interest and fee income	41,467	29,030	130,098	86,776
Total revenues	196,996	176,580	603,944	499,784
Expenses
Interest	57,215	42,759	172,364	120,498
Real estate depreciation and amortization	29,949	31,915	100,217	88,994
Property-related	2,719	1,519	6,823	4,000
General and administrative	20,982	15,011	58,352	43,287
Acquisition costs	506	7,434	917	20,996
Total expenses	111,371	98,638	338,673	277,775
Other income (expense)
Gain on sale of real estate and other, net	647,204	18	672,822	7,431
Debt refinancing costs		(4,414)		(18,794)
Other	5,711	3,865	6,245	8,999
Total other income (expense)	652,915	(531)	679,067	(2,364)
Income before income tax	738,540	77,411	944,338	219,645
Income tax expense	(2,064)	(530)	(4,802)	(783)
Net income	736,476	76,881	939,536	218,862
Net income attributable to non-controlling interests	(442)	(417)	(1,334)	(1,013)
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 736,034	$ 76,464	$ 938,202	$ 217,849
Earnings per common share — basic
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 2.01	$ 0.21	$ 2.56	$ 0.63
Earnings per common share — diluted
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 2.00	$ 0.21	$ 2.56	$ 0.63
Weighted average shares outstanding - basic	365,024	364,315	364,934	345,076
Weighted average shares outstanding - diluted	366,467	365,046	365,784	345,596
Dividends declared per common share	$ 0.25	$ 0.24	$ 0.75	$ 0.72
MPT Operating Partnership, L.P. [Member]
Revenues
Rent billed	$ 118,238	$ 110,930	$ 369,076	$ 311,140
Straight-line rent	18,293	17,505	49,157	46,561
Income from direct financing leases	18,998	19,115	55,613	55,307
Interest and fee income	41,467	29,030	130,098	86,776
Total revenues	196,996	176,580	603,944	499,784
Expenses
Interest	57,215	42,759	172,364	120,498
Real estate depreciation and amortization	29,949	31,915	100,217	88,994
Property-related	2,719	1,519	6,823	4,000
General and administrative	20,982	15,011	58,352	43,287
Acquisition costs	506	7,434	917	20,996
Total expenses	111,371	98,638	338,673	277,775
Other income (expense)
Gain on sale of real estate and other, net	647,204	18	672,822	7,431
Debt refinancing costs		(4,414)		(18,794)
Other	5,711	3,865	6,245	8,999
Total other income (expense)	652,915	(531)	679,067	(2,364)
Income before income tax	738,540	77,411	944,338	219,645
Income tax expense	(2,064)	(530)	(4,802)	(783)
Net income	736,476	76,881	939,536	218,862
Net income attributable to non-controlling interests	(442)	(417)	(1,334)	(1,013)
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 736,034	$ 76,464	$ 938,202	$ 217,849
Earnings per common share — basic
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 2.01	$ 0.21	$ 2.56	$ 0.63
Earnings per common share — diluted
Net income attributable to MPT common stockholders (Operating Partnership partners)	$ 2.00	$ 0.21	$ 2.56	$ 0.63
Weighted average shares outstanding - basic	365,024	364,315	364,934	345,076
Weighted average shares outstanding - diluted	366,467	365,046	365,784	345,596
Dividends declared per common share	$ 0.25	$ 0.24	$ 0.75	$ 0.72