Real Estate and Lending Activities - Summary of Operations for Disposed Assets in 2016 (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues	$ 0	$ 1,139	$ 0	$ 3,700
Real estate depreciation and amortization	0	(357)	0	(857)
Property-related expenses	0	(67)	0	(106)
Other income (expense)	0	(9)	0	(68)
Income from real estate dispositions, net	$ 0	$ 706	$ 0	$ 2,669

Disposal group including discontinued operation other income expense.

No definition available.

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- Definition

Disposal group including discontinued operation property related expense.

+ References

No definition available.

+ Details

Name:	mpw_DisposalGroupIncludingDiscontinuedOperationPropertyRelatedExpense
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5B
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64827811&loc=SL51721673-107760

+ Details

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- Definition

Amount of gross profit attributable to disposal group, including, but not limited to, discontinued operation.

+ References

+ Details

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- Definition

Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

+ References

+ Details

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- References

No definition available.

+ Details

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