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Net Investment in Sales-type Leases and Ground Lease Receivables - Schedule of Allowance for Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Net Investment in Sales-type Leases
Allowance for credit losses at beginning of period	$ 0
Provision for (recovery of) credit losses	108
Allowance for credit losses at end of period	465
Allowance for credit losses, including unfunded commitments, at end of period	465
Ground lease receivables
(Recovery of) provision for credit losses	123
Allowance for credit losses at end of period	200
Allowance for credit losses, including unfunded commitments, at end of period	406
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
Net Investment in Sales-type Leases
Allowance for credit losses at beginning of period	400
Allowance for credit losses, including unfunded commitments, at beginning of period	357
Ground lease receivables
Allowance for credit losses at beginning of period	200
Allowance for credit losses, including unfunded commitments, at beginning of period	283
Stabilized properties
Net Investment in Sales-type Leases
Provision for (recovery of) credit losses	107
Allowance for credit losses at end of period	387
Ground lease receivables
(Recovery of) provision for credit losses	21
Allowance for credit losses at end of period	123
Stabilized properties | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
Net Investment in Sales-type Leases
Allowance for credit losses at beginning of period	280
Ground lease receivables
Allowance for credit losses at beginning of period	102
Development properties
Net Investment in Sales-type Leases
Provision for (recovery of) credit losses	7
Allowance for credit losses at end of period	78
Ground lease receivables
(Recovery of) provision for credit losses	149
Allowance for credit losses at end of period	246
Development properties | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
Net Investment in Sales-type Leases
Allowance for credit losses at beginning of period	71
Ground lease receivables
Allowance for credit losses at beginning of period	97
Unfunded commitments
Net Investment in Sales-type Leases
Provision for (recovery of) credit losses	(6)
Ground lease receivables
(Recovery of) provision for credit losses	(47)
Allowance for credit losses at end of period	37
Unfunded commitments | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
Net Investment in Sales-type Leases
Allowance for credit losses at beginning of period	6
Ground lease receivables
Allowance for credit losses at beginning of period	$ 84
Unfunded commitments | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Accounts payable, accrued expenses and other liabilities
Ground lease receivables
Expected credit losses		$ 100

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Amount of allowance for credit loss on ground lease receivable.

+ References

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- Definition

Amount of expense (reversal of expense) for expected credit loss on ground lease receivable.

+ References

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Amount of allowance for credit loss on ground lease receivable including unfunded commitments.

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Amount of expense (reversal of expense) for expected credit loss on net investment in sales-type lease,

+ References

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- Definition

Amount of allowance for credit loss on net investment in sales-type lease including unfunded commitments.

+ References

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
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-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
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Amount of allowance for credit loss on net investment in sales-type lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
-Paragraph 13
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

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