Loans and Leases and the Allowance for Credit Losses - Schedule of Amortized Cost Basis of Loans and Leases by Credit Quality Indicator, Loan Class, and Year of Origination (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	$ 875,642	$ 3,541,779
Fiscal Year Before Latest Fiscal Year	3,315,577	2,603,519
Two Years Before Latest Fiscal Year	2,483,800	1,074,467
Three Years Before Latest Fiscal Year	970,920	686,064
Four Years Before Latest Fiscal Year	632,083	516,150
Prior	1,952,844	1,619,114
Revolving Loans	2,276,806	2,180,226
Revolving Loans Converted to Term Loans	36,820	37,757
Total Loans and Leases	12,544,492	12,259,076
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	440,631	1,675,218
Fiscal Year Before Latest Fiscal Year	1,513,320	1,270,223
Two Years Before Latest Fiscal Year	1,210,754	474,461
Three Years Before Latest Fiscal Year	423,230	372,765
Four Years Before Latest Fiscal Year	358,653	208,787
Prior	738,264	607,387
Revolving Loans	331,451	356,826
Revolving Loans Converted to Term Loans	422	525
Total Loans and Leases	5,016,725	4,966,192
Commercial | Commercial and Industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	145,785	468,801
Fiscal Year Before Latest Fiscal Year	419,259	336,232
Two Years Before Latest Fiscal Year	294,969	79,913
Three Years Before Latest Fiscal Year	73,828	70,016
Four Years Before Latest Fiscal Year	56,591	27,751
Prior	102,224	92,903
Revolving Loans	261,679	285,780
Revolving Loans Converted to Term Loans	422	525
Total Loans and Leases	1,354,757	1,361,921
Commercial | Commercial and Industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	145,785	455,984
Fiscal Year Before Latest Fiscal Year	406,736	301,646
Two Years Before Latest Fiscal Year	293,772	79,826
Three Years Before Latest Fiscal Year	73,828	68,026
Four Years Before Latest Fiscal Year	54,642	27,246
Prior	88,630	75,321
Revolving Loans	241,899	256,240
Revolving Loans Converted to Term Loans	380	471
Total Loans and Leases	1,305,672	1,264,760
Commercial | Commercial and Industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	1,966
Fiscal Year Before Latest Fiscal Year	1,944	32,667
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	99	101
Revolving Loans	18,815	27,031
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	20,858	61,765
Commercial | Commercial and Industrial | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	10,851
Fiscal Year Before Latest Fiscal Year	10,579	1,919
Two Years Before Latest Fiscal Year	1,197	87
Three Years Before Latest Fiscal Year	0	1,990
Four Years Before Latest Fiscal Year	1,949	505
Prior	13,495	17,481
Revolving Loans	965	2,509
Revolving Loans Converted to Term Loans	42	54
Total Loans and Leases	28,227	35,396
Commercial | Paycheck Protection Program
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	86,484
Fiscal Year Before Latest Fiscal Year	36,404	40,295
Two Years Before Latest Fiscal Year	21,405	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	57,809	126,779
Commercial | Paycheck Protection Program | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	86,484
Fiscal Year Before Latest Fiscal Year	36,404	40,295
Two Years Before Latest Fiscal Year	21,405	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	57,809	126,779
Commercial | Commercial Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	285,209	1,031,227
Fiscal Year Before Latest Fiscal Year	959,028	783,743
Two Years Before Latest Fiscal Year	770,570	338,800
Three Years Before Latest Fiscal Year	334,920	291,991
Four Years Before Latest Fiscal Year	252,623	178,436
Prior	602,597	474,547
Revolving Loans	52,742	53,386
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,257,689	3,152,130
Commercial | Commercial Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	285,209	958,719
Fiscal Year Before Latest Fiscal Year	898,610	736,155
Two Years Before Latest Fiscal Year	731,405	338,160
Three Years Before Latest Fiscal Year	334,284	261,991
Four Years Before Latest Fiscal Year	222,623	178,436
Prior	588,824	459,337
Revolving Loans	52,742	53,386
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,113,697	2,986,184
Commercial | Commercial Mortgage | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	68,768
Fiscal Year Before Latest Fiscal Year	56,690	39,773
Two Years Before Latest Fiscal Year	31,374	0
Three Years Before Latest Fiscal Year	0	30,000
Four Years Before Latest Fiscal Year	30,000	0
Prior	4,817	6,069
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	122,881	144,610
Commercial | Commercial Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	3,740
Fiscal Year Before Latest Fiscal Year	3,728	7,815
Two Years Before Latest Fiscal Year	7,791	640
Three Years Before Latest Fiscal Year	636	0
Four Years Before Latest Fiscal Year	0	0
Prior	8,956	9,141
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	21,111	21,336
Commercial | Construction
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	3,936	67,069
Fiscal Year Before Latest Fiscal Year	77,483	94,878
Two Years Before Latest Fiscal Year	109,348	40,051
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	39,970	596
Prior	596	0
Revolving Loans	17,030	17,660
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	248,363	220,254
Commercial | Construction | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	3,936	67,069
Fiscal Year Before Latest Fiscal Year	77,483	94,878
Two Years Before Latest Fiscal Year	109,348	40,051
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	39,970	596
Prior	596	0
Revolving Loans	17,030	17,660
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	248,363	220,254
Commercial | Construction | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year		0
Fiscal Year Before Latest Fiscal Year		0
Two Years Before Latest Fiscal Year		0
Three Years Before Latest Fiscal Year		0
Four Years Before Latest Fiscal Year		0
Prior		0
Revolving Loans		0
Revolving Loans Converted to Term Loans		0
Total Loans and Leases		0
Commercial | Lease Financing
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	5,701	21,637
Fiscal Year Before Latest Fiscal Year	21,146	15,075
Two Years Before Latest Fiscal Year	14,462	15,697
Three Years Before Latest Fiscal Year	14,482	10,758
Four Years Before Latest Fiscal Year	9,469	2,004
Prior	32,847	39,937
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	98,107	105,108
Commercial | Lease Financing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	5,701	21,637
Fiscal Year Before Latest Fiscal Year	21,146	15,075
Two Years Before Latest Fiscal Year	14,462	15,697
Three Years Before Latest Fiscal Year	14,482	9,902
Four Years Before Latest Fiscal Year	8,649	2,004
Prior	32,847	39,937
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	97,287	104,252
Commercial | Lease Financing | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0
Fiscal Year Before Latest Fiscal Year	0
Two Years Before Latest Fiscal Year	0
Three Years Before Latest Fiscal Year	0
Four Years Before Latest Fiscal Year	820
Prior	0
Revolving Loans	0
Revolving Loans Converted to Term Loans	0
Total Loans and Leases	820
Commercial | Lease Financing | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year		0
Fiscal Year Before Latest Fiscal Year		0
Two Years Before Latest Fiscal Year		0
Three Years Before Latest Fiscal Year		856
Four Years Before Latest Fiscal Year		0
Prior		0
Revolving Loans		0
Revolving Loans Converted to Term Loans		0
Total Loans and Leases		856
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	435,011	1,866,561
Fiscal Year Before Latest Fiscal Year	1,802,257	1,333,296
Two Years Before Latest Fiscal Year	1,273,046	600,006
Three Years Before Latest Fiscal Year	547,690	313,299
Four Years Before Latest Fiscal Year	273,430	307,363
Prior	1,214,580	1,011,727
Revolving Loans	1,945,355	1,823,400
Revolving Loans Converted to Term Loans	36,398	37,232
Total Loans and Leases	7,527,767	7,292,884
Consumer | Residential Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	290,338	1,392,337
Fiscal Year Before Latest Fiscal Year	1,365,595	1,131,330
Two Years Before Latest Fiscal Year	1,090,003	367,819
Three Years Before Latest Fiscal Year	346,369	177,215
Four Years Before Latest Fiscal Year	160,644	257,730
Prior	1,152,769	983,171
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,405,718	4,309,602
Consumer | Residential Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	290,338	1,392,337
Fiscal Year Before Latest Fiscal Year	1,365,595	1,131,330
Two Years Before Latest Fiscal Year	1,090,003	367,525
Three Years Before Latest Fiscal Year	346,369	177,215
Four Years Before Latest Fiscal Year	160,412	256,825
Prior	1,150,355	982,759
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,403,072	4,307,991
Consumer | Residential Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	294
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	232	905
Prior	2,414	412
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	2,646	1,611
Consumer | Home Equity Loan
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	2,228	3,044
Revolving Loans	1,921,050	1,797,756
Revolving Loans Converted to Term Loans	35,007	35,788
Total Loans and Leases	1,958,285	1,836,588
Consumer | Home Equity Loan | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	2,171	2,986
Revolving Loans	1,918,767	1,795,107
Revolving Loans Converted to Term Loans	34,493	35,427
Total Loans and Leases	1,955,431	1,833,520
Consumer | Home Equity Loan | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	57	58
Revolving Loans	2,283	2,649
Revolving Loans Converted to Term Loans	514	361
Total Loans and Leases	2,854	3,068
Consumer | Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	86,068	301,450
Fiscal Year Before Latest Fiscal Year	277,557	152,107
Two Years Before Latest Fiscal Year	138,207	139,021
Three Years Before Latest Fiscal Year	122,380	91,548
Four Years Before Latest Fiscal Year	77,641	33,388
Prior	41,081	19,051
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	742,934	736,565
Consumer | Automobile | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	86,068	301,285
Fiscal Year Before Latest Fiscal Year	277,436	152,022
Two Years Before Latest Fiscal Year	138,175	138,887
Three Years Before Latest Fiscal Year	122,207	91,411
Four Years Before Latest Fiscal Year	77,547	33,268
Prior	40,996	18,963
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	742,429	735,836
Consumer | Automobile | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	165
Fiscal Year Before Latest Fiscal Year	121	85
Two Years Before Latest Fiscal Year	32	134
Three Years Before Latest Fiscal Year	173	137
Four Years Before Latest Fiscal Year	94	120
Prior	85	88
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	505	729
Consumer | Other Loans
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	58,605	172,774
Fiscal Year Before Latest Fiscal Year	159,105	49,859
Two Years Before Latest Fiscal Year	44,836	93,166
Three Years Before Latest Fiscal Year	78,941	44,536
Four Years Before Latest Fiscal Year	35,145	16,245
Prior	18,502	6,461
Revolving Loans	24,305	25,644
Revolving Loans Converted to Term Loans	1,391	1,444
Total Loans and Leases	420,830	410,129
Consumer | Other Loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	58,605	172,735
Fiscal Year Before Latest Fiscal Year	159,063	49,769
Two Years Before Latest Fiscal Year	44,754	92,983
Three Years Before Latest Fiscal Year	78,662	44,489
Four Years Before Latest Fiscal Year	35,063	16,218
Prior	18,419	6,444
Revolving Loans	24,225	25,622
Revolving Loans Converted to Term Loans	1,388	1,444
Total Loans and Leases	420,179	409,704
Consumer | Other Loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	39
Fiscal Year Before Latest Fiscal Year	42	90
Two Years Before Latest Fiscal Year	82	183
Three Years Before Latest Fiscal Year	279	47
Four Years Before Latest Fiscal Year	82	27
Prior	83	17
Revolving Loans	80	22
Revolving Loans Converted to Term Loans	3	0
Total Loans and Leases	$ 651	$ 425