Lessor operating lease initial fixed term.

No definition available.

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Period Type:	duration

- Definition

Number of lease extension options.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of leased properties.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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

- Definition

Amount of assets acquired at the acquisition date.

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- Definition

Indicates (true false) whether lessor has option to extend operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
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+ Details

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Period Type:	duration

- Definition

Description of terms and conditions of option to extend lessor's operating lease.

+ References

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- Definition

Term of lessor's operating lease renewal, 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
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- Definition

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

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Real Estate Activities and Lending Activities - 2020 Activity - Additional Information (Detail) $ in Thousands, SFr in Millions, £ in Billions				6 Months Ended
	Apr. 29, 2020 RenewalOption	Jan. 08, 2020 GBP (£) Hospital	May 27, 2019 CHF (SFr)	Jun. 30, 2020 USD ($)	Jun. 24, 2020 CHF (SFr)	May 13, 2020 USD ($)
Business Acquisition [Line Items]
Term of lease extension, years				5 years
Joint Venture Partner [Member]
Business Acquisition [Line Items]
Ownership interest						49.00%
Other Loans [Member]
Business Acquisition [Line Items]
Acquisition loan \| $				$ 205,000
Other Loans [Member] \| Joint Venture Partner [Member]
Business Acquisition [Line Items]
Acquisition loan \| $						$ 205,000
Swiss Healthcare Real Estate Company Infracore S A [Member]
Business Acquisition [Line Items]
Secured loan \| SFr					SFr 45.0
Purchase price of acquisition \| SFr			SFr 236.6
Acute Care Hospital [Member] \| United Kingdom [Member] \| BMI [Member]
Business Acquisition [Line Items]
Number of facilities acquired \| Hospital		30
Purchase price of acquisition \| £		£ 1.5
Number of leased properties \| Hospital		52
Initial fixed term of lease		2050
Existence of option to extend	true	false
Number of lease extension options \| RenewalOption	2
Term of lease extension, years	5 years
Lease extension options, description				two five-year renewal options