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Disclosures About Offsetting Assets and Liabilities - Financial Liabilities and Derivative Liabilities that are Subject to Offset (Details) (Parenthetical) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Offsetting Liabilities [Line Items] |  |
Fair value of securities pledged as collateral to counter party | $ 389,244 | $ 199,983
Fair Value Of Securities Pledged As Collateral [Member] | Interest Rate Contract [Member] |  |
Offsetting Liabilities [Line Items] |  |
Fair value of securities pledged as collateral to counter party | 25,200 | 24,100
U.S. Government Agency Securities And U.S. Government Securities And Corporate Fixed Income Securities [Member] | Fair Value Of Securities Pledged As Collateral [Member] |  |
Offsetting Liabilities [Line Items] |  |
Fair value of securities pledged as collateral to counter party | $ 418,700 | $ 218,300

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- Definition Fair value of securities pledged as collateral against securities sold under agreement to repurchase. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483444/210-20-55-12 + Details
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