Loans - Aging Analysis of Past Due and Nonaccrual Loans by Class (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 1,942,414	$ 1,649,448
SBA 504 loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	36,852	27,479
30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,256	5,619
60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	962	1,522
90 days and still accruing
Financing Receivable, Recorded Investment [Line Items]
Total loans	75
Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	8,033	9,686
Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	11,326	16,827
Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,931,088	1,632,621
Current | SBA 504 loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	36,852	27,479
SBA loans held for investment
Financing Receivable, Recorded Investment [Line Items]
Total loans	30,747	36,075
SBA loans held for investment | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	237	1,558
SBA loans held for investment | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	194
SBA loans held for investment | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,491	510
SBA loans held for investment | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,922	2,068
SBA loans held for investment | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	28,825	34,007
SBA PPP loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,706	46,450
SBA PPP loans | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans		79
SBA PPP loans | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans		79
SBA PPP loans | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,706	46,371
Commercial loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,106,059	931,726
Commercial loans | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	828,415	704,674
Commercial loans | Commercial real estate construction
Financing Receivable, Recorded Investment [Line Items]
Total loans	119,966	89,670
Commercial loans | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	120,826	109,903
Commercial loans | 30-59 days past due | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	896	334
Commercial loans | 30-59 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	416
Commercial loans | 60-89 days past due | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	596	565
Commercial loans | 60-89 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	18	33
Commercial loans | Nonaccrual | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	370	366
Commercial loans | Nonaccrual | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	777	2,216
Commercial loans | Past Due | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,862	1,265
Commercial loans | Past Due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,211	2,249
Commercial loans | Current | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	826,553	703,409
Commercial loans | Current | Commercial real estate construction
Financing Receivable, Recorded Investment [Line Items]
Total loans	119,966	89,670
Commercial loans | Current | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	119,615	107,654
Residential mortgage loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	533,737	409,355
Residential mortgage loans | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	634	3,688
Residential mortgage loans | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	42
Residential mortgage loans | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,404	3,262
Residential mortgage loans | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,080	6,950
Residential mortgage loans | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	529,657	402,405
Consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	79,662	77,944
Consumer loans | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans	68,113	65,380
Consumer loans | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	11,549	12,564
Consumer loans | 30-59 days past due | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans		39
Consumer loans | 30-59 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	73
Consumer loans | 60-89 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	112
Consumer loans | 90 days and still accruing | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	75
Consumer loans | Nonaccrual | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans		210
Consumer loans | Past Due | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans		249
Consumer loans | Past Due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	260
Consumer loans | Current | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans	68,113	65,131
Consumer loans | Current | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	11,289	12,564
Residential construction loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	149,165	120,525
Residential construction loans | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans		845
Residential construction loans | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,991	3,122
Residential construction loans | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,991	3,967
Residential construction loans | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	147,174	116,558
Total
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,906,076	1,622,075
Total | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,256	5,619
Total | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	962	1,522
Total | 90 days and still accruing
Financing Receivable, Recorded Investment [Line Items]
Total loans	75
Total | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	8,033	9,686
Total | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	11,326	16,827
Total | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,894,750	1,605,248
SBA loans held for sale
Financing Receivable, Recorded Investment [Line Items]
Total loans	36,338	27,373
SBA loans held for sale | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 36,338	$ 27,373