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Disclosures About Offsetting Assets and Liabilities - Financial Assets and Derivative Assets that are Subject to Offset (Details) (Parenthetical) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Offsetting Assets [Line Items] |  |
Fair value of securities pledged as collateral | $ 390,288 | $ 334,537
Fair Value Of Securities Received As Collateral [Member] |  |
Offsetting Assets [Line Items] |  |
Fair value of securities pledged as collateral | 410,100 | 346,500
Fair Value Of Securities Received As Collateral [Member] | Interest Rate Contract [Member] |  |
Offsetting Assets [Line Items] |  |
Fair value of securities pledged as collateral | $ 74,400 | $ 50,000

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Fair value of securities received as collateral against securities purchased under agreement to resell. + 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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