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Commitments and Contingencies - Textuals (Details) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2040 | Dec. 31, 2024 | Dec. 31, 2023
Other Commitments [Line Items] |  |  |  |  |  |
Investments in Affordable Housing Limited Entities | $ 191,300,000 | $ 116,300,000 |  |  |  |
Affordable Housing Tax Credits and Other Tax Benefits, Amount | 12,900,000 | 11,400,000 | $ 7,500,000 |  |  |
Amortization Method Qualified Affordable Housing Project Investments, Amortization | 10,900,000 | 9,700,000 | 6,500,000 |  |  |
Qualified Affordable Housing Project Investments, Commitment | 109,200,000 | 41,500,000 |  |  |  |
Impairment losses on LIHTC investments | 0 | 0 | 0 |  |  |
Carrying value of NMTC | $ 9,800,000 | 25,200,000 |  |  |  |
Investment income |  | $ 247,000 | $ 694,000 |  |  |
Forecast |  |  |  |  |  |
Other Commitments [Line Items] |  |  |  |  |  |
Qualified Affordable Housing Project Investments, Future Commitment |  |  |  | $ 50,300,000 | $ 25,400,000 | $ 30,400,000

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- Definition Investment in Certified Development Entities + References No definition available. + Details
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- Definition Investments in Affordable Housing Limited Entities + References No definition available. + Details
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- Definition Qualified Affordable Housing Project Investments, Future Commitment + References No definition available. + Details
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- Definition Amount of write-down from impairment of an investment in a qualified affordable housing project. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of affordable housing tax credits and other tax benefits recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of amortization expense of investment in qualified affordable housing projects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of investment income (loss) of qualified affordable housing project investments accounted for using the equity method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of commitment or contingent commitments to qualified affordable housing project investments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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