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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	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	$ 1,677,807	$ 3,541,779
Fiscal Year Before Latest Fiscal Year	3,136,813	2,603,519
Two Years Before Latest Fiscal Year	2,388,464	1,074,467
Three Years Before Latest Fiscal Year	921,423	686,064
Four Years Before Latest Fiscal Year	540,216	516,150
Prior	1,828,000	1,619,114
Revolving Loans	2,422,546	2,180,226
Revolving Loans Converted to Term Loans	36,304	37,757
Total Loans and Leases	12,951,573	12,259,076
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	864,370	1,675,218
Fiscal Year Before Latest Fiscal Year	1,395,265	1,270,223
Two Years Before Latest Fiscal Year	1,157,324	474,461
Three Years Before Latest Fiscal Year	418,752	372,765
Four Years Before Latest Fiscal Year	296,198	208,787
Prior	689,766	607,387
Revolving Loans	333,636	356,826
Revolving Loans Converted to Term Loans	321	525
Total Loans and Leases	5,155,632	4,966,192
Commercial | Commercial and Industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	195,526	468,801
Fiscal Year Before Latest Fiscal Year	378,206	336,232
Two Years Before Latest Fiscal Year	271,387	79,913
Three Years Before Latest Fiscal Year	73,028	70,016
Four Years Before Latest Fiscal Year	53,683	27,751
Prior	86,986	92,903
Revolving Loans	264,693	285,780
Revolving Loans Converted to Term Loans	321	525
Total Loans and Leases	1,323,830	1,361,921
Commercial | Commercial and Industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	195,226	455,984
Fiscal Year Before Latest Fiscal Year	366,345	301,646
Two Years Before Latest Fiscal Year	270,290	79,826
Three Years Before Latest Fiscal Year	73,028	68,026
Four Years Before Latest Fiscal Year	51,830	27,246
Prior	80,125	75,321
Revolving Loans	248,467	256,240
Revolving Loans Converted to Term Loans	287	471
Total Loans and Leases	1,285,598	1,264,760
Commercial | Commercial and Industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	300	1,966
Fiscal Year Before Latest Fiscal Year	1,761	32,667
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	126	0
Prior	96	101
Revolving Loans	15,204	27,031
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	17,487	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	10,100	1,919
Two Years Before Latest Fiscal Year	1,097	87
Three Years Before Latest Fiscal Year	0	1,990
Four Years Before Latest Fiscal Year	1,727	505
Prior	6,765	17,481
Revolving Loans	1,022	2,509
Revolving Loans Converted to Term Loans	34	54
Total Loans and Leases	20,745	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	14,693	40,295
Two Years Before Latest Fiscal Year	17,271	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	31,964	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	14,693	40,295
Two Years Before Latest Fiscal Year	17,271	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	31,964	126,779
Commercial | Commercial Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	614,733	1,031,227
Fiscal Year Before Latest Fiscal Year	928,603	783,743
Two Years Before Latest Fiscal Year	742,759	338,800
Three Years Before Latest Fiscal Year	315,452	291,991
Four Years Before Latest Fiscal Year	233,915	178,436
Prior	576,788	474,547
Revolving Loans	51,876	53,386
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,464,126	3,152,130
Commercial | Commercial Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	614,389	958,719
Fiscal Year Before Latest Fiscal Year	886,809	736,155
Two Years Before Latest Fiscal Year	704,185	338,160
Three Years Before Latest Fiscal Year	314,820	261,991
Four Years Before Latest Fiscal Year	202,411	178,436
Prior	567,705	459,337
Revolving Loans	51,876	53,386
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,342,195	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	38,090	39,773
Two Years Before Latest Fiscal Year	31,276	0
Three Years Before Latest Fiscal Year	0	30,000
Four Years Before Latest Fiscal Year	31,504	0
Prior	4,773	6,069
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	105,643	144,610
Commercial | Commercial Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	344	3,740
Fiscal Year Before Latest Fiscal Year	3,704	7,815
Two Years Before Latest Fiscal Year	7,298	640
Three Years Before Latest Fiscal Year	632	0
Four Years Before Latest Fiscal Year	0	0
Prior	4,310	9,141
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	16,288	21,336
Commercial | Construction
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	45,104	67,069
Fiscal Year Before Latest Fiscal Year	54,040	94,878
Two Years Before Latest Fiscal Year	112,289	40,051
Three Years Before Latest Fiscal Year	17,082	0
Four Years Before Latest Fiscal Year	0	596
Prior	595	0
Revolving Loans	17,067	17,660
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	246,177	220,254
Commercial | Construction | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	45,104	67,069
Fiscal Year Before Latest Fiscal Year	54,040	94,878
Two Years Before Latest Fiscal Year	112,289	40,051
Three Years Before Latest Fiscal Year	17,082	0
Four Years Before Latest Fiscal Year	0	596
Prior	595	0
Revolving Loans	17,067	17,660
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	246,177	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	9,007	21,637
Fiscal Year Before Latest Fiscal Year	19,723	15,075
Two Years Before Latest Fiscal Year	13,618	15,697
Three Years Before Latest Fiscal Year	13,190	10,758
Four Years Before Latest Fiscal Year	8,600	2,004
Prior	25,397	39,937
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	89,535	105,108
Commercial | Lease Financing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	9,007	21,637
Fiscal Year Before Latest Fiscal Year	19,723	15,075
Two Years Before Latest Fiscal Year	13,618	15,697
Three Years Before Latest Fiscal Year	13,190	9,902
Four Years Before Latest Fiscal Year	7,816	2,004
Prior	25,397	39,937
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	88,751	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	784
Prior	0
Revolving Loans	0
Revolving Loans Converted to Term Loans	0
Total Loans and Leases	784
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	813,437	1,866,561
Fiscal Year Before Latest Fiscal Year	1,741,548	1,333,296
Two Years Before Latest Fiscal Year	1,231,140	600,006
Three Years Before Latest Fiscal Year	502,671	313,299
Four Years Before Latest Fiscal Year	244,018	307,363
Prior	1,138,234	1,011,727
Revolving Loans	2,088,910	1,823,400
Revolving Loans Converted to Term Loans	35,983	37,232
Total Loans and Leases	7,795,941	7,292,884
Consumer | Residential Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	511,952	1,392,337
Fiscal Year Before Latest Fiscal Year	1,338,350	1,131,330
Two Years Before Latest Fiscal Year	1,065,284	367,819
Three Years Before Latest Fiscal Year	330,487	177,215
Four Years Before Latest Fiscal Year	151,182	257,730
Prior	1,089,316	983,171
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,486,571	4,309,602
Consumer | Residential Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	511,952	1,392,337
Fiscal Year Before Latest Fiscal Year	1,338,350	1,131,330
Two Years Before Latest Fiscal Year	1,065,284	367,525
Three Years Before Latest Fiscal Year	330,487	177,215
Four Years Before Latest Fiscal Year	150,344	256,825
Prior	1,085,392	982,759
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,481,809	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	838	905
Prior	3,924	412
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,762	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	1,906	3,044
Revolving Loans	2,064,993	1,797,756
Revolving Loans Converted to Term Loans	34,713	35,788
Total Loans and Leases	2,101,612	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	1,594	2,986
Revolving Loans	2,061,013	1,795,107
Revolving Loans Converted to Term Loans	34,049	35,427
Total Loans and Leases	2,096,656	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	312	58
Revolving Loans	3,980	2,649
Revolving Loans Converted to Term Loans	664	361
Total Loans and Leases	4,956	3,068
Consumer | Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	189,177	301,450
Fiscal Year Before Latest Fiscal Year	255,593	152,107
Two Years Before Latest Fiscal Year	124,843	139,021
Three Years Before Latest Fiscal Year	107,936	91,548
Four Years Before Latest Fiscal Year	65,561	33,388
Prior	31,955	19,051
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	775,065	736,565
Consumer | Automobile | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	189,177	301,285
Fiscal Year Before Latest Fiscal Year	255,583	152,022
Two Years Before Latest Fiscal Year	124,837	138,887
Three Years Before Latest Fiscal Year	107,936	91,411
Four Years Before Latest Fiscal Year	65,561	33,268
Prior	31,943	18,963
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	775,037	735,836
Consumer | Automobile | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	165
Fiscal Year Before Latest Fiscal Year	10	85
Two Years Before Latest Fiscal Year	6	134
Three Years Before Latest Fiscal Year	0	137
Four Years Before Latest Fiscal Year	0	120
Prior	12	88
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	28	729
Consumer | Other Loans
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	112,308	172,774
Fiscal Year Before Latest Fiscal Year	147,605	49,859
Two Years Before Latest Fiscal Year	41,013	93,166
Three Years Before Latest Fiscal Year	64,248	44,536
Four Years Before Latest Fiscal Year	27,275	16,245
Prior	15,057	6,461
Revolving Loans	23,917	25,644
Revolving Loans Converted to Term Loans	1,270	1,444
Total Loans and Leases	432,693	410,129
Consumer | Other Loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	112,308	172,735
Fiscal Year Before Latest Fiscal Year	147,605	49,769
Two Years Before Latest Fiscal Year	40,994	92,983
Three Years Before Latest Fiscal Year	64,199	44,489
Four Years Before Latest Fiscal Year	27,258	16,218
Prior	15,033	6,444
Revolving Loans	23,917	25,622
Revolving Loans Converted to Term Loans	1,269	1,444
Total Loans and Leases	432,583	409,704
Consumer | Other Loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	39
Fiscal Year Before Latest Fiscal Year	0	90
Two Years Before Latest Fiscal Year	19	183
Three Years Before Latest Fiscal Year	49	47
Four Years Before Latest Fiscal Year	17	27
Prior	24	17
Revolving Loans	0	22
Revolving Loans Converted to Term Loans	1	0
Total Loans and Leases	$ 110	$ 425

X

- Definition

Amortized cost of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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