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Loans and Allowance for Loan Losses - Schedule of Aging Analysis of Recorded Investment in Past Due Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | $ 1,314,019 | $ 1,099,736
Accrued interest receivable | 4,400 | 4,400
Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 701,450 | 651,684
SBA loans—real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 220,099 | 136,224
SBA loans—non-real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 55,759 | 75,151
Commercial and industrial ("C&I") |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 162,543 | 107,307
Home mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 173,303 | 128,212
Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 865 | 1,158
Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 2,605 | 599
Total Past Due | Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Total Past Due | SBA loans—real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 419 | 0
Total Past Due | SBA loans—non-real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,293 | 0
Total Past Due | Commercial and industrial ("C&I") |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Total Past Due | Home mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 893 | 599
Total Past Due | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
30-59 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 76 | 0
30-59 Days Past Due | Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
30-59 Days Past Due | SBA loans—real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
30-59 Days Past Due | SBA loans—non-real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 76 | 0
30-59 Days Past Due | Commercial and industrial ("C&I") |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
30-59 Days Past Due | Home mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
30-59 Days Past Due | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
60-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 336 | 0
60-89 Days Past Due | Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
60-89 Days Past Due | SBA loans—real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
60-89 Days Past Due | SBA loans—non-real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 336 | 0
60-89 Days Past Due | Commercial and industrial ("C&I") |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
60-89 Days Past Due | Home mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
60-89 Days Past Due | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
90 or More Days Pass Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 2,193 | 599
90 or More Days Pass Due | Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
90 or More Days Pass Due | SBA loans—real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 419 | 0
90 or More Days Pass Due | SBA loans—non-real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 881 | 0
90 or More Days Pass Due | Commercial and industrial ("C&I") |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
90 or More Days Pass Due | Home mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 893 | 599
90 or More Days Pass Due | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Loans Not Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,311,414 | 1,099,137
Loans Not Past Due | Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 701,450 | 651,684
Loans Not Past Due | SBA loans—real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 219,680 | 136,224
Loans Not Past Due | SBA loans—non-real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 54,466 | 75,151
Loans Not Past Due | Commercial and industrial ("C&I") |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 162,543 | 107,307
Loans Not Past Due | Home mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 172,410 | 127,613
Loans Not Past Due | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | $ 865 | $ 1,158

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