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Mortgage and Other Notes Receivable (Schedule of New Investments) (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Jun. 30, 2019 USD ($)	Dec. 31, 2022 USD ($) property facility	May 31, 2022 property
Accounts, Notes, Loans and Financing Receivable [Line Items]
Properties | property		160
Development loan		$ 159,625
Senior Living Communities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Properties | property		10
Bickford Senior Living
Accounts, Notes, Loans and Financing Receivable [Line Items]
Properties		36	3
Development loan		$ 28,900
Prior Period Investment | Senior Living Communities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Development loan	$ 32,700

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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.

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- Definition

Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at stated interest rates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=123345438&loc=d3e61044-112788

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123345438&loc=d3e61082-112788

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- Definition

The number of real estate properties owned as of the balance sheet date.

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