Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2022	Dec. 31, 2021
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	750,000,000	750,000,000
Common stock, shares issued	597,476,000	596,748,000
Common stock, shares outstanding	597,476,000	596,748,000
General Partner [Member] | MPT Operating Partnership, L.P. [Member]
General partner, units issued	5,976,000	5,968,000
General partner, units outstanding	5,976,000	5,968,000
Common Units | MPT Operating Partnership, L.P. [Member]
Limited Partners, units issued	591,500,000	590,780,000
Limited Partners, units outstanding	591,500,000	590,780,000