Loans - Summary of Amortized Cost Basis of Loans by Credit Quality Indicator and Class of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Financing Receivable Recorded Investment [Line Items]
Total	$ 6,207,708	$ 5,296,168
Residential [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	194,669	219,471
Year 1	474,276	374,409
Year 2	339,320	113,979
Year 3	96,713	66,550
Year 4	53,989	73,948
Prior	310,132	306,366
Revolving Loans	2,323	2,871
Total	1,471,422	1,157,594
Commercial [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	470,905	514,799
Year 1	509,265	499,494
Year 2	522,438	398,570
Year 3	326,655	247,314
Year 4	228,245	287,767
Prior	604,694	489,440
Revolving Loans	13,357	10,279
Total	2,675,559	2,447,663
Construction [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	213,186	198,221
Year 1	221,869	113,106
Year 2	52,156	55,707
Year 3	30,037	16,035
Year 4		1,711
Prior		145
Total	517,248	384,925
Commercial [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	226,570	293,780
Year 1	213,754	146,433
Year 2	103,283	88,785
Year 3	60,362	47,981
Year 4	29,695	25,921
Prior	33,127	21,832
Revolving Loans	369,599	260,237
Total	1,036,390	884,969
Home Equity and Improvement [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	21,616	24,722
Year 1	21,740	6,870
Year 2	5,606	4,895
Year 3	3,772	2,927
Year 4	1,980	5,561
Prior	32,197	32,007
Revolving Loans	182,876	183,966
Total	269,787	260,948
Consumer Finance [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	123,948	50,398
Year 1	36,861	26,573
Year 2	19,731	23,619
Year 3	15,866	9,772
Year 4	5,237	4,380
Prior	3,349	2,900
Revolving Loans	9,752	10,090
Total	214,744	127,732
PCD [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Year 2		237
Year 3	140	1,781
Year 4	403	5,102
Prior	17,829	19,087
Revolving Loans	4,186	6,130
Total	22,558	32,337
Pass [Member] | Residential [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	194,669	219,006
Year 1	472,696	373,439
Year 2	338,397	112,781
Year 3	95,857	65,544
Year 4	53,398	71,794
Prior	306,452	301,735
Revolving Loans	1,565	1,913
Total	1,463,034	1,146,212
Pass [Member] | Commercial [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	468,444	514,333
Year 1	504,860	493,575
Year 2	521,889	388,117
Year 3	321,775	230,734
Year 4	198,095	237,712
Prior	560,364	451,113
Revolving Loans	12,665	9,262
Total	2,588,092	2,324,846
Pass [Member] | Construction [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	213,186	198,221
Year 1	220,569	100,606
Year 2	52,156	55,707
Year 3	30,037	10,039
Year 4		685
Prior		145
Total	515,948	365,403
Pass [Member] | Commercial [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	224,003	293,644
Year 1	209,901	132,703
Year 2	97,286	84,668
Year 3	58,663	47,421
Year 4	28,214	24,269
Prior	27,355	17,038
Revolving Loans	363,911	256,659
Total	1,009,333	856,402
Pass [Member] | Home Equity and Improvement [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	21,616	24,707
Year 1	21,726	6,870
Year 2	5,606	4,867
Year 3	3,744	2,879
Year 4	1,948	5,534
Prior	31,676	31,317
Revolving Loans	182,069	182,740
Total	268,385	258,914
Pass [Member] | Consumer Finance [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	123,887	50,202
Year 1	36,307	25,866
Year 2	19,016	23,000
Year 3	15,473	9,643
Year 4	5,140	4,313
Prior	3,279	2,769
Revolving Loans	9,751	10,086
Total	212,853	125,879
Pass [Member] | PCD [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Year 2		170
Year 3	137	1,753
Year 4	376	1,860
Prior	13,343	12,496
Revolving Loans	3,188	3,268
Total	17,044	19,547
Special Mention [Member]
Financing Receivable Recorded Investment [Line Items]
Total	87,999	129,430
Special Mention [Member] | Residential [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Year 1	183	190
Year 2	182
Year 4		59
Prior	144	109
Revolving Loans	758	958
Total	1,267	1,316
Special Mention [Member] | Commercial [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	2,345	294
Year 1	2,284	5,349
Year 2		5,533
Year 3	268	11,055
Year 4	25,660	49,993
Prior	34,210	20,662
Revolving Loans	466	790
Total	65,233	93,676
Special Mention [Member] | Construction [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Year 1	1,300	12,500
Year 3		5,996
Year 4		1,026
Total	1,300	19,522
Special Mention [Member] | Commercial [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	2,527
Year 1	3,733	2,180
Year 2	2,099	4,094
Year 3	1,694	272
Year 4	1,291	1,264
Prior	5,572	4,663
Revolving Loans	3,190	2,342
Total	20,106	14,815
Special Mention [Member] | PCD [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Year 3		0
Year 4		0
Prior	93	101
Revolving Loans		0
Total	93	101
Substandard [Member]
Financing Receivable Recorded Investment [Line Items]
Total	45,020	69,535
Substandard [Member] | Residential [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year		465
Year 1	1,397	780
Year 2	741	1,198
Year 3	856	1,006
Year 4	591	2,095
Prior	3,536	4,522
Total	7,121	10,066
Substandard [Member] | Commercial [Member] | Real Estate [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	116	172
Year 1	2,121	570
Year 2	549	4,920
Year 3	4,612	5,525
Year 4	4,490	62
Prior	10,120	17,665
Revolving Loans	226	227
Total	22,234	29,141
Substandard [Member] | Commercial [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	40	136
Year 1	120	11,550
Year 2	3,898	23
Year 3	5	288
Year 4	190	388
Prior	200	131
Revolving Loans	2,498	1,236
Total	6,951	13,752
Substandard [Member] | Home Equity and Improvement [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year		15
Year 1	14
Year 2		28
Year 3	28	48
Year 4	32	27
Prior	521	690
Revolving Loans	807	1,226
Total	1,402	2,034
Substandard [Member] | Consumer Finance [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Current year	61	196
Year 1	554	707
Year 2	715	619
Year 3	393	129
Year 4	97	67
Prior	70	131
Revolving Loans	1	4
Total	1,891	1,853
Substandard [Member] | PCD [Member] | Other Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Year 2		67
Year 3	3	28
Year 4	27	3,242
Prior	4,393	6,490
Revolving Loans	998	2,862
Total	$ 5,421	$ 12,689