Condensed Consolidating Financial Information - Condensed Consolidated Statements of Comprehensive Income (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Comprehensive Income (Loss) [Line Items]
Net income (loss)	$ (203)	$ 27,405	$ 7,103	$ 53,614
Other comprehensive income:
Unrealized gain on interest rate swap	486	1,779	1,206	2,606
Foreign currency translation gain	73		46
Total comprehensive income	356	29,184	8,355	56,220
Comprehensive income attributable to non-controlling interests		(57)	(65)	(110)
Comprehensive income attributable to MPT common stockholders	356	29,127	8,290	56,110
Parent [Member]
Comprehensive Income (Loss) [Line Items]
Net income (loss)	(203)	27,405	7,103	53,614
Other comprehensive income:
Unrealized gain on interest rate swap	486	1,779	1,206	2,606
Foreign currency translation gain	73		46
Total comprehensive income	356	29,184	8,355	56,220
Comprehensive income attributable to non-controlling interests		(57)	(65)	(110)
Comprehensive income attributable to MPT common stockholders	356	29,127	8,290	56,110
Subsidiary Issuers [Member]
Comprehensive Income (Loss) [Line Items]
Net income (loss)	(203)	27,405	7,103	53,614
Other comprehensive income:
Unrealized gain on interest rate swap	486	1,179	1,206	2,606
Foreign currency translation gain	73		46
Total comprehensive income	356	29,184	8,355	56,220
Comprehensive income attributable to non-controlling interests		(57)	(65)	(110)
Comprehensive income attributable to MPT common stockholders	356	29,127	8,290	56,110
Subsidiary Guarantors [Member]
Comprehensive Income (Loss) [Line Items]
Net income (loss)	31,996	42,114	78,405	84,585
Other comprehensive income:
Total comprehensive income	31,996	42,114	78,405	84,585
Comprehensive income attributable to non-controlling interests
Comprehensive income attributable to MPT common stockholders	31,996	42,114	78,405	84,585
Non-Guarantor Subsidiaries [Member]
Comprehensive Income (Loss) [Line Items]
Net income (loss)	(3,055)	5,972	(20,602)	8,421
Other comprehensive income:
Total comprehensive income	3,055	5,972	(20,602)	8,421
Comprehensive income attributable to non-controlling interests
Comprehensive income attributable to MPT common stockholders	(3,055)	5,972	(20,602)	8,421
Eliminations [Member]
Comprehensive Income (Loss) [Line Items]
Net income (loss)	(28,738)	(75,491)	(64,906)	(146,620)
Other comprehensive income:
Unrealized gain on interest rate swap	(486)	(1,779)	(1,206)	(2,606)
Foreign currency translation gain	(73)		(46)
Total comprehensive income	(29,297)	(77,270)	(66,158)	(149,226)
Comprehensive income attributable to non-controlling interests		57	65	110
Comprehensive income attributable to MPT common stockholders	$ (29,297)	$ (77,213)	$ (66,083)	$ (149,116)