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Governmental Issuer Loans - Additional Information (Details) $ in Millions | Dec. 31, 2022 USD ($) Entities Property | Dec. 31, 2021 USD ($) Property
--- | --- | ---
Governmental Issuer Loans [Line Items] |  |
Number of Variable Interest Entities | Property | 35 | 30
Governmental Issuer Loans [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Outstanding principal | $ 223.4 |
Number of Variable Interest Entities | Entities | 2 |
Governmental Issuer Loans [Member] | Legacy Commons at Signal Hills [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment |  | $ 34.6
Governmental Issuer Loans [Member] | Hilltop at Signal Hills [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment |  | 24.5
Governmental Issuer Loans [Member] | Hope on Avalon - taxable GIL [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment |  | 23.4
Governmental Issuer Loans [Member] | Hope on Broadway [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment |  | 12.1
Governmental Issuer Loans [Member] | Osprey Village [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment |  | 60.0
Governmental Issuer Loans [Member] | Willow Place Apartments [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment |  | $ 25.0
Governmental Issuer Loans [Member] | Magnolia Heights [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment | $ 20.4 |
Governmental Issuer Loans [Member] | Poppy Grove I [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment | 35.7 |
Governmental Issuer Loans [Member] | Poppy Grove I I [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment | 22.3 |
Governmental Issuer Loans [Member] | Poppy Grove I I I [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Loans commitment | 39.1 |
Property Loans [Member] |  |
Governmental Issuer Loans [Line Items] |  |
Outstanding principal | $ 123.8 |

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- Definition Governmental issuer loans. + References No definition available. + Details
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- Definition This is the principal amount outstanding for securitized loans only (across all types of loans). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719 + Details
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