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Investment Activity (Cash Basis Operators Narrative) (Details) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2024 USD ($) lease loan property	Jun. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) operator loan property lease	Sep. 30, 2023 USD ($)	Oct. 01, 2024 property lease
Real Estate [Line Items]
Net book value of leased properties	$ 5,000			$ 5,000
Rental income	$ 400	$ 300	$ 1,500	$ 2,500	$ 4,300
Number of non-performing notes receivable | loan	2			2
Cash Basis Lessees
Real Estate [Line Items]
Number of cash basis operators | operator				3
Number of properties classified as assets held for sale | property	1			1
Senior Living Management
Real Estate [Line Items]
Number of Leases | lease	4			4
Net book value of leased properties	$ 16,300			$ 16,300
Senior Living Management | Subsequent Event
Real Estate [Line Items]
Number of Leases | lease						3
Number of properties | property						1

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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 976
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477332/976-310-50-1

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Income earned by providing the use of assets to an outside party in exchange for a payment or series of payments that is nonoperating in nature.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

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