Loans - Aging Analysis of Past Due and Nonaccrual Loans by Class (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 1,801,593	$ 1,649,448
SBA 504 loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	35,066	27,479
30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,424	5,619
60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,027	1,522
90 days and still accruing
Financing Receivable, Recorded Investment [Line Items]
Total loans	58
Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	7,680	9,686
Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	14,189	16,827
Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,787,404	1,632,621
Current | SBA 504 loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	35,066	27,479
SBA loans held for investment
Financing Receivable, Recorded Investment [Line Items]
Total loans	33,089	36,075
SBA loans held for investment | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	242	1,558
SBA loans held for investment | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	604	510
SBA loans held for investment | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	846	2,068
SBA loans held for investment | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	32,243	34,007
SBA PPP loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	14,216	46,450
SBA PPP loans | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	6
SBA PPP loans | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	282	79
SBA PPP loans | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	288	79
SBA PPP loans | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	13,928	46,371
Commercial loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,026,313	931,726
Commercial loans | Real Estate Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	776,687	704,674
Commercial loans | Commercial real estate construction
Financing Receivable, Recorded Investment [Line Items]
Total loans	102,371	89,670
Commercial loans | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	112,189	109,903
Commercial loans | 30-59 days past due | Real Estate Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,381	334
Commercial loans | 30-59 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	363
Commercial loans | 60-89 days past due | Real Estate Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans		565
Commercial loans | 60-89 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans		33
Commercial loans | Nonaccrual | Real Estate Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	366	366
Commercial loans | Nonaccrual | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,351	2,216
Commercial loans | Past Due | Real Estate Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,747	1,265
Commercial loans | Past Due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,714	2,249
Commercial loans | Current | Real Estate Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	773,940	703,409
Commercial loans | Current | Commercial real estate construction
Financing Receivable, Recorded Investment [Line Items]
Total loans	102,371	89,670
Commercial loans | Current | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	110,475	107,654
Residential mortgage loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	481,687	409,355
Residential mortgage loans | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,317	3,688
Residential mortgage loans | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,721
Residential mortgage loans | 90 days and still accruing
Financing Receivable, Recorded Investment [Line Items]
Total loans	43
Residential mortgage loans | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,668	3,262
Residential mortgage loans | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,749	6,950
Residential mortgage loans | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	475,938	402,405
Consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	79,645	77,944
Consumer loans | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans	66,582	65,380
Consumer loans | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	13,063	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	67
Consumer loans | 60-89 days past due | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	24
Consumer loans | 90 days and still accruing | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	15
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	106
Consumer loans | Current | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total loans	66,582	65,131
Consumer loans | Current | Consumer other
Financing Receivable, Recorded Investment [Line Items]
Total loans	12,957	12,564
Residential construction loans
Financing Receivable, Recorded Investment [Line Items]
Total loans	134,460	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	2,691	3,122
Residential construction loans | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,691	3,967
Residential construction loans | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	131,769	116,558
Total
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,769,410	1,622,075
Total | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,376	5,619
Total | 60-89 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,027	1,522
Total | 90 days and still accruing
Financing Receivable, Recorded Investment [Line Items]
Total loans	58
Total | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total loans	7,680	9,686
Total | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	14,141	16,827
Total | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,755,269	1,605,248
SBA loans held for sale
Financing Receivable, Recorded Investment [Line Items]
Total loans	32,183	27,373
SBA loans held for sale | 30-59 days past due
Financing Receivable, Recorded Investment [Line Items]
Total loans	48
SBA loans held for sale | Past Due
Financing Receivable, Recorded Investment [Line Items]
Total loans	48
SBA loans held for sale | Current
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 32,135	$ 27,373