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Borrowings - Schedule of Available Unused Lines of Credit (Details) - Unused lines of Credit [Member] - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Correspondent Banks [Member] |  |  |
Short Term Debt [Line Items] |  |  |
Collateral Requirements |  | None |
Available lines of credit |  | $ 45.0 | $ 45.0
Federal Reserve (Discount Window) [Member] |  |  |
Short Term Debt [Line Items] |  |  |
Collateral Requirements |  | Subject to collateral |
Available lines of credit |  | $ 15.0 | 15.0
FHLB Advances [Member] |  |  |
Short Term Debt [Line Items] |  |  |
Collateral Requirements | [1] | Subject to collateral |
Available lines of credit | [1] | $ 246.8 | $ 237.0
[1] | These amounts represent the total remaining credit the Company has from the FHLB, but this credit can only be utilized to the extent that underlying collateral exists. Assets pledged (including loans and investment securities) associated with FHLB advances and letters of credit totaled $68.2 million and $66.6 million as of December 31, 2022 and 2021, respectively. The Company’s collateral exposure with the FHLB in the form of advances and letters of credit was $50.0 million and $40.0 million as of December 31, 2022 and 2021, respectively, leaving an excess of collateral of $18.2 million and $26.6 million available to utilize for additional credit as of the respective dates.

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- Definition Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22 (b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(3)(a)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Describes the collateral pledged in support of Federal Home Loan Bank advances outstanding as of the Balance Sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 + Details
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