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Business Combinations - Summary of Estimated Fair Value Adjustments of Consideration Paid, Acquired Asset (Parenthetical) (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 31, 2021 | Apr. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020
Business Acquisition [Line Items] |  |  |  |
Stock split, description |  | 3-for-2 stock split | In March 2021, the Company’s board of directors approved a three-for-two stock split (“Stock Split”) effected in the form of a 50% stock dividend on the Company’s common stock outstanding paid on April 30, 2021 to shareholders of record as of April 20, 2021 |
Income tax at federal statutory rate |  |  | 21.00% | 21.00%
Bay Banks [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Stock split, description | Common shares issued and purchase price per share are presented on a post Stock Split basis |  |  |
Income tax at federal statutory rate | 21.00% |  | 21.00% |
FHLB borrowings | $ 10,124,000 |  |  |
Bay Banks [Member] | Time Deposits [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 5,800,000 |  |  |
Bay Banks [Member] | Federal Home Loan Bank Borrowings [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 124,000 |  |  |
Bay Banks [Member] | Subordinated Debt Obligations [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 950,000 |  |  |
Bay Banks [Member] | Core Deposits [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 100,000 |  |  |
Bay Banks [Member] | Property, Plant and Equipment [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 4,400,000 |  |  |
Bay Banks [Member] | Deferred Tax Asset Net [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 2,100,000 |  |  |
Bay Banks [Member] | Other Assets [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | 203,000 |  |  |
Bay Banks [Member] | Loan Held For Investment [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Fair value adjustment (premium) | $ 17,900,000 |  |  |
Fair value adjustment percentage | 1.70% |  |  |

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