Notes Receivable - Investment in Notes Receivable (Details) $ in Thousands	9 Months Ended
Sep. 30, 2024 USD ($) loan item	Sep. 30, 2023 item
Notes Receivable
Gross Investment	$ 1,342,188
Number of units \| item	466
ALF
Notes Receivable
Gross Investment	$ 732,120
SNF
Notes Receivable
Gross Investment	598,063
Notes Receivable
Notes Receivable
Gross Investment	$ 48,173
Number of Loans \| loan	10
Working capital loans \| Working capital loan 8.3% interest rate, 2025 maturity \| ALF
Notes Receivable
Gross Investment	$ 50
Number of Loans \| loan	1
Interest rate (as a percent)	8.30%
Working capital loans \| Working capital loan 9% interest rate, 2025 maturity \| ALF
Notes Receivable
Gross Investment	$ 290
Number of Loans \| loan	1
Interest rate (as a percent)	9.00%
Working capital loans \| Working capital loan 0.0% interest rate, 2028 maturity \| SNF
Notes Receivable
Gross Investment	$ 1,545
Number of Loans \| loan	1
Interest rate (as a percent)	0.00%
Working capital loans \| Working capital loan 6.5% interest rate, 2030 maturity \| SNF
Notes Receivable
Gross Investment	$ 138
Number of Loans \| loan	2
Interest rate (as a percent)	6.50%
Working capital loans \| Working capital loan with 7.4 percent interest rate 2030 maturity \| ALF
Notes Receivable
Gross Investment	$ 500
Number of Loans \| loan	1
Interest rate (as a percent)	7.40%
Working capital loans \| Working capital loan with 7.4 percent interest rate 2030 maturity \| ALF
Notes Receivable
Gross Investment	$ 957
Number of Loans \| loan	1
Working capital loans \| Working capital loan with 0.0 percent interest rate 2031 maturity \| ALF
Notes Receivable
Gross Investment	$ 2,693
Number of Loans \| loan	1
Interest rate (as a percent)	0.00%
Mezzanine loan
Notes Receivable
Number of units \| item		136
Mezzanine loan \| Mezzanine loan loan 8% interest rate, 2027 maturity \| ALF
Notes Receivable
Internal Rate of Return	11.00%
Gross Investment	$ 25,000
Number of Loans \| loan	1
Interest rate (as a percent)	8.00%
Mezzanine loan \| Mezzanine loan loan 8.8% interest rate, 2028 maturity \| ALF
Notes Receivable
Internal Rate of Return	12.00%
Gross Investment	$ 17,000
Number of Loans \| loan	1
Interest rate (as a percent)	8.80%

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- Definition

Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 29
-Paragraph Column B
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column B))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

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- Definition

Number of mortgage loans within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 29
-Paragraph Column G
-Footnote 3
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 29
-Paragraph Column A
-Footnote 3
-Publisher SEC

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column G)(Footnote 3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column A)(Footnote 3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

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Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(d))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

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