Number of leased facilities.

No definition available.

Name:	mpw_NumberOfLeasedFacilities
Namespace Prefix:	mpw_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Overall concentration percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	mpw_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Proceeds received to paydown outstanding loan.

+ References

No definition available.

+ Details

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Namespace Prefix:	mpw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Proceeds to paydown outstanding loan.

+ References

No definition available.

+ Details

Name:	mpw_ProceedsToPaydownOutstandingLoan
Namespace Prefix:	mpw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

straight-line rent write-offs.

+ References

No definition available.

+ Details

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Namespace Prefix:	mpw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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-URI https://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
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-Name Accounting Standards Codification
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+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of businesses acquired by the entity during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
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-SubTopic 10
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-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585

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Balance Type:	credit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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Subsequent Events - Additional Information (Detail) € in Millions, £ in Millions, $ in Millions					3 Months Ended
	May 01, 2023 USD ($)	Apr. 19, 2023 EUR (€) Facility	Apr. 14, 2023 GBP (£) Facility	Feb. 07, 2023 Facility	Mar. 31, 2023 USD ($)	Mar. 31, 2022
In-place lease intangibles [Member]
Subsequent Event [Line Items]
Amortization of intangibles					$ 288
General Acute Care Hospitals [Member]
Subsequent Event [Line Items]
Number of facilities acquired \| Facility				8
Customer Concentration Risk [Member] \| Revenue [Member]
Subsequent Event [Line Items]
Percentage of concentration risk					100.00%	100.00%
Subsequent Event [Member] \| Steward [Member]
Subsequent Event [Line Items]
Proceeds to paydown outstanding loan	$ 150
Proceeds received to paydown outstanding loan	100
Straight-line rent write-offs	$ 94
Overall concentration percentage	4.00%
Subsequent Event [Member] \| Behavioral Health Hospitals [Member]
Subsequent Event [Line Items]
Number of leased facilities \| Facility			5
Payment for acquisition		€ 70	£ 44
Number of facilities acquired \| Facility		2	5
Subsequent Event [Member] \| Utah [Member] \| Catholic Health Initiatives Colorado [Member]
Subsequent Event [Line Items]
Initial lease term	15 years
Subsequent Event [Member] \| Customer Concentration Risk [Member] \| Revenue [Member] \| Steward [Member]
Subsequent Event [Line Items]
Percentage of concentration risk	8.00%