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Disclosures About Offsetting Assets and Liabilities - Financial Liabilities and Derivative Liabilities that are Subject to Offset (Details) (Parenthetical) - USD ($) | Jun. 30, 2022 | Dec. 31, 2021
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Offsetting Liabilities [Line Items] |  |
Fair value of securities pledged as collateral to counter party | $ 278,226,000 | $ 333,115,000
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 | 14,100 | 35,700,000
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 | $ 358,700 | $ 392,700,000

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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 pledged as collateral against securities sold under agreement to repurchase. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226013-175313 + Details
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