Loans and Allowance for Loan and Lease Losses - Allowance And Recorded Investment In Financing Receivables (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	$ 16,876	$ 14,716	$ 14,597	$ 13,382
Charge-offs	(15)	(1,057)	(81)	(1,961)
Recoveries	69	149	189	237
Provisions	1,550	425	3,775	2,575
Allowance for Loan Losses, ending balance	18,480	14,233	18,480	14,233
Allowance for loan losses: ending balance, individually evaluated for impairment	910	198	910	198	$ 188
Allowance for loan losses: ending balance, collectively evaluated for impairment	17,570	14,035	17,570	14,035	14,409
Loans and leases, net of unearned interest	3,322,457	2,370,429	3,322,457	2,370,429	3,104,396
Loans receivable: ending balance, individually evaluated for impairment	3,697	5,153	3,697	5,153	5,107
Loans receivable: ending balance, collectively evaluated for impairment	3,314,942	2,363,648	3,314,942	2,363,648	3,094,414
With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	3,818	1,628	3,818	1,628	4,875
Commercial portfolio | Commercial and industrial
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	3,671	3,165	3,439	3,066
Charge-offs	(1)	0	(1)	(859)
Recoveries	0	1	13	2
Provisions	879	204	1,098	1,161
Allowance for Loan Losses, ending balance	4,549	3,370	4,549	3,370
Allowance for loan losses: ending balance, individually evaluated for impairment	831	69	831	69	67
Allowance for loan losses: ending balance, collectively evaluated for impairment	3,718	3,301	3,718	3,301	3,372
Loans and leases, net of unearned interest	556,796	632,680	556,796	632,680	619,562
Loans receivable: ending balance, individually evaluated for impairment	1,309	221	1,309	221	308
Loans receivable: ending balance, collectively evaluated for impairment	555,487	632,459	555,487	632,459	619,254
Commercial portfolio | Commercial and industrial | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	0	0	0	0	0
Commercial portfolio | Commercial real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	11,991	9,977	9,415	8,655
Charge-offs	0	(1,043)	0	(1,043)
Recoveries	63	140	128	206
Provisions	468	(112)	2,979	1,144
Allowance for Loan Losses, ending balance	12,522	8,962	12,522	8,962
Allowance for loan losses: ending balance, individually evaluated for impairment	28	129	28	129	121
Allowance for loan losses: ending balance, collectively evaluated for impairment	12,494	8,833	12,494	8,833	9,294
Loans and leases, net of unearned interest	1,944,802	1,141,345	1,944,802	1,141,345	1,668,142
Loans receivable: ending balance, individually evaluated for impairment	713	1,214	713	1,214	1,141
Loans receivable: ending balance, collectively evaluated for impairment	1,942,725	1,138,776	1,942,725	1,138,776	1,664,770
Commercial portfolio | Commercial real estate | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	1,364	1,355	1,364	1,355	2,231
Commercial portfolio | Commercial real estate - construction
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	46	130	38	134
Charge-offs	0	0	0	(23)
Recoveries	0	0	24	0
Provisions	5	3	(11)	22
Allowance for Loan Losses, ending balance	51	133	51	133
Allowance for loan losses: ending balance, individually evaluated for impairment	0	0	0	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	51	133	51	133	38
Loans and leases, net of unearned interest	400,188	314,457	400,188	314,457	372,734
Loans receivable: ending balance, individually evaluated for impairment	0	22	0	22	22
Loans receivable: ending balance, collectively evaluated for impairment	398,966	314,435	398,966	314,435	371,516
Commercial portfolio | Commercial real estate - construction | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	1,222	0	1,222	0	1,196
Consumer | Residential mortgage
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	502	499	459	429
Charge-offs	(2)	(3)	(2)	(13)
Recoveries	0	2	2	13
Provisions	73	(8)	114	61
Allowance for Loan Losses, ending balance	573	490	573	490
Allowance for loan losses: ending balance, individually evaluated for impairment	6	0	6	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	567	490	567	490	459
Loans and leases, net of unearned interest	296,910	195,636	296,910	195,636	323,223
Loans receivable: ending balance, individually evaluated for impairment	1,392	1,276	1,392	1,276	1,259
Loans receivable: ending balance, collectively evaluated for impairment	294,369	194,087	294,369	194,087	320,602
Consumer | Residential mortgage | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	1,149	273	1,149	273	1,362
Consumer | Home equity
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	641	588	560	507
Charge-offs	(1)	0	(1)	0
Recoveries	0	0	2	0
Provisions	89	15	168	96
Allowance for Loan Losses, ending balance	729	603	729	603
Allowance for loan losses: ending balance, individually evaluated for impairment	45	0	45	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	684	603	684	603	560
Loans and leases, net of unearned interest	115,608	78,012	115,608	78,012	110,306
Loans receivable: ending balance, individually evaluated for impairment	283	2,420	283	2,420	2,377
Loans receivable: ending balance, collectively evaluated for impairment	115,242	75,592	115,242	75,592	107,843
Consumer | Home equity | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	83	0	83	0	86
Consumer | Consumer
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	2	2	2	1
Charge-offs	(11)	(11)	(77)	(23)
Recoveries	6	6	20	16
Provisions	5	5	57	8
Allowance for Loan Losses, ending balance	2	2	2	2
Allowance for loan losses: ending balance, individually evaluated for impairment	0	0	0	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	2	2	2	2	2
Loans and leases, net of unearned interest	8,153	8,299	8,153	8,299	10,429
Loans receivable: ending balance, individually evaluated for impairment	0	0	0	0	0
Loans receivable: ending balance, collectively evaluated for impairment	8,153	8,299	8,153	8,299	10,429
Consumer | Consumer | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	0	0	0	0	0
Unallocated
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan and lease losses, beginning balance	23	355	684	590
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provisions	31	318	(630)	83
Allowance for Loan Losses, ending balance	54	673	54	673
Allowance for loan losses: ending balance, individually evaluated for impairment	0	0	0	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	54	673	54	673	684
Loans and leases, net of unearned interest	0	0	0	0	0
Loans receivable: ending balance, individually evaluated for impairment	0	0	0	0	0
Loans receivable: ending balance, collectively evaluated for impairment	0	0	0	0	0
Unallocated | With no related allowance recorded and acquired with credit deterioration:
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans and leases, net of unearned interest	$ 0	$ 0	$ 0	$ 0	$ 0