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Borrowings - Schedule of Information Regarding FHLB Advances Outstanding (Detail) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020 | [1]
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 125,115 | $ 115,000
Convertible [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 10,115 |
Originated Date | Feb. 28, 2020 |
Stated Interest Rate | 0.56% |
Maturity Date | Feb. 28, 2030 |
Fixed Rate Credit One [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 15,000 |
Originated Date | Jul. 01, 2021 |
Stated Interest Rate | 0.17% |
Maturity Date | Oct. 01, 2021 |
Fixed Rate Credit Two [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 25,000 |
Originated Date | Aug. 02, 2021 |
Stated Interest Rate | 0.16% |
Maturity Date | Nov. 02, 2021 |
Fixed Rate Credit Three [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 35,000 |
Originated Date | Aug. 06, 2021 |
Stated Interest Rate | 0.16% |
Maturity Date | Nov. 08, 2021 |
Fixed Rate Credit Four [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 10,000 |
Originated Date | Aug. 30, 2021 |
Stated Interest Rate | 0.16% |
Maturity Date | Nov. 30, 2021 |
Fixed Rate Credit Five [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 10,000 |
Originated Date | Aug. 30, 2021 |
Stated Interest Rate | 0.16% |
Maturity Date | Nov. 30, 2021 |
Fixed Rate Credit Six [Member] |  |
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items] |  |
Balance | $ 20,000 |
Originated Date | Sep. 17, 2021 |
Stated Interest Rate | 0.19% |
Maturity Date | Dec. 17, 2021 |
[1] | Derived from audited December 31, 2020 Consolidated Financial Statements.

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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + 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 http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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