Loans - Categories and Past Due Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
Loans receivable, held-for-sale	$ 165	$ 656
Loans	3,212,908	2,983,207
Loans 90 or More Days Past Due and Still Accruing Interest	452	1,157
Nonaccrual Loans	20,645	10,757
Nonaccrual With No Allowance for Credit Loss	20,645
Interest Income on Nonaccrual Loans	0
Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	44,900	28,907
Loans Past Due 30-59 Days
Financing Receivable, Past Due [Line Items]
Loans	17,524	15,908
Loans Past Due 60-89 Days
Financing Receivable, Past Due [Line Items]
Loans	7,097	4,662
Loans Past Due 90 or More Days
Financing Receivable, Past Due [Line Items]
Loans	20,279	8,337
Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Loans	3,168,008	2,954,300
Commercial
Financing Receivable, Past Due [Line Items]
Loans	156,224	140,293
Loans 90 or More Days Past Due and Still Accruing Interest	0	44
Nonaccrual Loans	30	8
Nonaccrual With No Allowance for Credit Loss	30
Interest Income on Nonaccrual Loans	0
Commercial | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	349	125
Commercial | Loans Past Due 30-59 Days
Financing Receivable, Past Due [Line Items]
Loans	298	48
Commercial | Loans Past Due 60-89 Days
Financing Receivable, Past Due [Line Items]
Loans	21	33
Commercial | Loans Past Due 90 or More Days
Financing Receivable, Past Due [Line Items]
Loans	30	44
Commercial | Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Loans	155,875	140,168
Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Loans	745,487	707,022
Loans 90 or More Days Past Due and Still Accruing Interest	0	0
Nonaccrual Loans	15,308	3,110
Nonaccrual With No Allowance for Credit Loss	15,308
Interest Income on Nonaccrual Loans	0
Commercial Real Estate | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	15,944	370
Commercial Real Estate | Loans Past Due 30-59 Days
Financing Receivable, Past Due [Line Items]
Loans	0	370
Commercial Real Estate | Loans Past Due 60-89 Days
Financing Receivable, Past Due [Line Items]
Loans	636	0
Commercial Real Estate | Loans Past Due 90 or More Days
Financing Receivable, Past Due [Line Items]
Loans	15,308	0
Commercial Real Estate | Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Loans	729,543	706,652
Consumer
Financing Receivable, Past Due [Line Items]
Loans	1,111,667	1,065,135
Loans 90 or More Days Past Due and Still Accruing Interest	6	0
Nonaccrual Loans	1,877	3,503
Nonaccrual With No Allowance for Credit Loss	1,877
Interest Income on Nonaccrual Loans	0
Consumer | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	20,891	21,677
Consumer | Loans Past Due 30-59 Days
Financing Receivable, Past Due [Line Items]
Loans	13,511	13,657
Consumer | Loans Past Due 60-89 Days
Financing Receivable, Past Due [Line Items]
Loans	5,579	4,517
Consumer | Loans Past Due 90 or More Days
Financing Receivable, Past Due [Line Items]
Loans	1,801	3,503
Consumer | Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,090,776	1,043,458
Residential
Financing Receivable, Past Due [Line Items]
Loans	1,199,530	1,070,757
Loans 90 or More Days Past Due and Still Accruing Interest	446	1,113
Nonaccrual Loans	3,430	4,136
Nonaccrual With No Allowance for Credit Loss	3,430
Interest Income on Nonaccrual Loans	0
Residential | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	7,716	6,735
Residential | Loans Past Due 30-59 Days
Financing Receivable, Past Due [Line Items]
Loans	3,715	1,833
Residential | Loans Past Due 60-89 Days
Financing Receivable, Past Due [Line Items]
Loans	861	112
Residential | Loans Past Due 90 or More Days
Financing Receivable, Past Due [Line Items]
Loans	3,140	4,790
Residential | Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Loans	$ 1,191,814	$ 1,064,022