Earnings Per Share/Unit - Calculation of Earnings Per Share (Detail) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net (loss) income	$ (2,408,287)	$ (556,092)	$ 903,819
Non-controlling interests’ share in earnings	(1,984)	(384)	(1,222)
Participating securities’ share in earnings	(946)	(1,644)	(1,602)
Net (loss) income, less participating securities' share in earnings	$ (2,411,217)	$ (558,120)	$ 900,995
Basic weighted-average common shares	600,248	598,518	598,634
Dilutive potential common shares			203
Diluted weighted-average common shares	600,248	598,518	598,837
MPT Operating Partnership, L.P. [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net (loss) income	$ (2,408,287)	$ (556,092)	$ 903,819
Non-controlling interests’ share in earnings	(1,984)	(384)	(1,222)
Participating securities’ share in earnings	(946)	(1,644)	(1,602)
Net (loss) income, less participating securities' share in earnings	$ (2,411,217)	$ (558,120)	$ 900,995
Basic weighted-average common shares	600,248	598,518	598,634
Dilutive potential common shares			203
Diluted weighted-average common shares	600,248	598,518	598,837