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Commitments and Contingencies - Guarantees Outstanding (Details) - Loans Sold or Securitized With Recourse - Loans Sold or Securitized with Recourse - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Guarantor obligation, maximum potential future payment [Abstract] |  |
Expire in One Year or Less | $ 28 |
Expire After One Year Through Three Years | 23 |
Expire After Three Years Through Five Years | 94 |
Expire After Five Years | 20,943 |
Total | 21,088 | $ 21,777
Carrying Value | 25,979 | 28,101
Single Family Residential |  |
Guarantor obligation, maximum potential future payment [Abstract] |  |
Expire in One Year or Less | 28 |
Expire After One Year Through Three Years | 23 |
Expire After Three Years Through Five Years | 28 |
Expire After Five Years | 6,013 |
Total | 6,092 | 6,781
Carrying Value | 6,092 | 6,781
Multifamily residential |  |
Guarantor obligation, maximum potential future payment [Abstract] |  |
Expire in One Year or Less | 0 |
Expire After One Year Through Three Years | 0 |
Expire After Three Years Through Five Years | 66 |
Expire After Five Years | 14,930 |
Total | 14,996 | 14,996
Carrying Value | $ 19,887 | $ 21,320

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- Definition Guarantor Obligations, Maximum Exposure, Undiscounted, Expire in Next Twelve Months + References No definition available. + Details
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- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-4 + Details
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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-4 + Details
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