Loans and Allowance for Credit Losses on Loans - Schedule of Aging Analysis of Recorded Investment in Past Due Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	$ 1,956,852	$ 1,765,845
Accrued interest receivable	8,100	7,300
Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	980,247	885,585
SBA—real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	231,962	224,695
SBA—non-real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	21,748	14,997
C&I
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	213,097	120,970
Home mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	509,524	518,024
Consumer
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	274	1,574
Total Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	11,457	14,234
Total Past Due | Loans Insured or Guaranteed by non-US Government Authorities
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	8,700	1,900
Total Past Due | Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	362	0
Total Past Due | SBA—real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	2,318	4,783
Total Past Due | SBA—non-real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	394	154
Total Past Due | C&I
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	15	0
Total Past Due | Home mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	8,368	9,297
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	3,280	6,098
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—real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	237	1,868
30-59 Days Past Due | SBA—non-real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	254	154
30-59 Days Past Due | C&I
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	15	0
30-59 Days Past Due | Home mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	2,774	4,076
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	5,807	3,662
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—real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	75	932
60-89 Days Past Due | SBA—non-real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	138	0
60-89 Days Past Due | 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	5,594	2,730
60-89 Days Past Due | Consumer
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	0	0
> 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	2,370	4,474
> 90 Days Past Due | Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	362	0
> 90 Days Past Due | SBA—real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	2,006	1,983
> 90 Days Past Due | SBA—non-real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	2	0
> 90 Days Past Due | C&I
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	0	0
> 90 Days Past Due | Home mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	0	2,491
> 90 Days Past 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	1,945,395	1,751,611
Loans Not Past Due | Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	979,885	885,585
Loans Not Past Due | SBA—real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	229,644	219,912
Loans Not Past Due | SBA—non-real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	21,354	14,843
Loans Not Past Due | C&I
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	213,082	120,970
Loans Not Past Due | Home mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	501,156	508,727
Loans Not Past Due | Consumer
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans receivable	$ 274	$ 1,574