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Investments in Qualified Affordable Housing Partnerships, Tax Credit and Other Investments, Net and Variable Interest Entities - Summary of Additional Information Related to the Investments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
Investments in qualified housing partnerships, net |  |
Tax credits and other tax benefits recognized | $ 16,094 | $ 12,830
Amortization expense included in income tax expense | 12,666 | 10,025
Investments in tax credit and other investments, net |  |
Amortization of tax credit and other investments (1) | 10,110 | 13,900
Unrealized gains (losses) on equity securities with readily determinable values | 361 | $ (1,161)
DC Solar |  |
Investments in tax credit and other investments, net |  |
Impairment recoveries | 174 |
Cash settlement | $ 3,700 |

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- Definition Investments in Qualified Affordable Housing Partnerships, Net, And Related Unfunded Commitments + References No definition available. + Details
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- Definition Investments in Tax Credit and Other Investments, Net + References No definition available. + Details
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- Definition Amortization of investments in projects that qualify for Community Reinvestment Act ("CRA") and other tax credits, included as a component of noninterest expense. + References No definition available. + Details
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- Definition Amount of affordable housing tax credits and other tax benefits recognized. + References Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 323 -SubTopic 740 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481543/323-740-50-2 + Details
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- Definition Amount of amortization expense of investment in qualified affordable housing projects. + References Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 323 -SubTopic 740 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481543/323-740-50-2 + Details
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- Definition Amount of unrealized gain (loss) on investment in marketable security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)(c)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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