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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	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	$ 3,541,779	$ 3,669,902
Fiscal Year Before Latest Fiscal Year	2,603,519	1,701,148
Two Years Before Latest Fiscal Year	1,074,467	1,078,600
Three Years Before Latest Fiscal Year	686,064	879,110
Four Years Before Latest Fiscal Year	516,150	932,627
Prior	1,619,114	1,545,761
Revolving Loans	2,180,226	2,091,726
Revolving Loans Converted to Term Loans	37,757	41,146
Total Loans and Leases	12,259,076	11,940,020
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,675,218	2,078,659
Fiscal Year Before Latest Fiscal Year	1,270,223	764,275
Two Years Before Latest Fiscal Year	474,461	531,323
Three Years Before Latest Fiscal Year	372,765	315,087
Four Years Before Latest Fiscal Year	208,787	343,502
Prior	607,387	568,609
Revolving Loans	356,826	498,207
Revolving Loans Converted to Term Loans	525	1,024
Total Loans and Leases	4,966,192	5,100,686
Commercial | Commercial and Industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	468,801	470,690
Fiscal Year Before Latest Fiscal Year	336,232	150,800
Two Years Before Latest Fiscal Year	79,913	151,734
Three Years Before Latest Fiscal Year	70,016	50,162
Four Years Before Latest Fiscal Year	27,751	52,483
Prior	92,903	87,530
Revolving Loans	285,780	393,187
Revolving Loans Converted to Term Loans	525	1,024
Total Loans and Leases	1,361,921	1,357,610
Commercial | Commercial and Industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	455,984	426,780
Fiscal Year Before Latest Fiscal Year	301,646	149,024
Two Years Before Latest Fiscal Year	79,826	149,468
Three Years Before Latest Fiscal Year	68,026	49,385
Four Years Before Latest Fiscal Year	27,246	52,354
Prior	75,321	68,269
Revolving Loans	256,240	342,339
Revolving Loans Converted to Term Loans	471	847
Total Loans and Leases	1,264,760	1,238,466
Commercial | Commercial and Industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,966	11,702
Fiscal Year Before Latest Fiscal Year	32,667	42
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	110
Prior	101	95
Revolving Loans	27,031	32,319
Revolving Loans Converted to Term Loans	0	52
Total Loans and Leases	61,765	44,320
Commercial | Commercial and Industrial | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	10,851	32,208
Fiscal Year Before Latest Fiscal Year	1,919	1,734
Two Years Before Latest Fiscal Year	87	2,266
Three Years Before Latest Fiscal Year	1,990	777
Four Years Before Latest Fiscal Year	505	19
Prior	17,481	19,166
Revolving Loans	2,509	18,529
Revolving Loans Converted to Term Loans	54	125
Total Loans and Leases	35,396	74,824
Commercial | PPP
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	86,484	517,683
Fiscal Year Before Latest Fiscal Year	40,295	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	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	126,779	517,683
Commercial | PPP | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	86,484	517,683
Fiscal Year Before Latest Fiscal Year	40,295	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	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	126,779	517,683
Commercial | Commercial Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,031,227	963,839
Fiscal Year Before Latest Fiscal Year	783,743	487,545
Two Years Before Latest Fiscal Year	338,800	353,437
Three Years Before Latest Fiscal Year	291,991	252,548
Four Years Before Latest Fiscal Year	178,436	281,267
Prior	474,547	439,324
Revolving Loans	53,386	76,869
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,152,130	2,854,829
Commercial | Commercial Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	958,719	847,676
Fiscal Year Before Latest Fiscal Year	736,155	458,472
Two Years Before Latest Fiscal Year	338,160	350,363
Three Years Before Latest Fiscal Year	261,991	245,157
Four Years Before Latest Fiscal Year	178,436	267,860
Prior	459,337	425,157
Revolving Loans	53,386	76,869
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	2,986,184	2,671,554
Commercial | Commercial Mortgage | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	68,768	66,523
Fiscal Year Before Latest Fiscal Year	39,773	28,418
Two Years Before Latest Fiscal Year	0	291
Three Years Before Latest Fiscal Year	30,000	7,117
Four Years Before Latest Fiscal Year	0	8,665
Prior	6,069	5,035
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	144,610	116,049
Commercial | Commercial Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	3,740	49,640
Fiscal Year Before Latest Fiscal Year	7,815	655
Two Years Before Latest Fiscal Year	640	2,783
Three Years Before Latest Fiscal Year	0	274
Four Years Before Latest Fiscal Year	0	4,742
Prior	9,141	9,132
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	21,336	67,226
Commercial | Construction
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	67,069	106,508
Fiscal Year Before Latest Fiscal Year	94,878	105,731
Two Years Before Latest Fiscal Year	40,051	11,275
Three Years Before Latest Fiscal Year	0	8,133
Four Years Before Latest Fiscal Year	596	0
Prior	0	0
Revolving Loans	17,660	28,151
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	220,254	259,798
Commercial | Construction | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	67,069	106,508
Fiscal Year Before Latest Fiscal Year	94,878	105,731
Two Years Before Latest Fiscal Year	40,051	11,275
Three Years Before Latest Fiscal Year	0	8,133
Four Years Before Latest Fiscal Year	596	0
Prior	0	0
Revolving Loans	17,660	28,151
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	220,254	259,798
Commercial | Lease Financing
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	21,637	19,939
Fiscal Year Before Latest Fiscal Year	15,075	20,199
Two Years Before Latest Fiscal Year	15,697	14,877
Three Years Before Latest Fiscal Year	10,758	4,244
Four Years Before Latest Fiscal Year	2,004	9,752
Prior	39,937	41,755
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	105,108	110,766
Commercial | Lease Financing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	21,637	19,906
Fiscal Year Before Latest Fiscal Year	15,075	20,132
Two Years Before Latest Fiscal Year	15,697	13,785
Three Years Before Latest Fiscal Year	9,902	4,202
Four Years Before Latest Fiscal Year	2,004	9,657
Prior	39,937	41,755
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	104,252	109,437
Commercial | Lease Financing | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	33
Fiscal Year Before Latest Fiscal Year	0	67
Two Years Before Latest Fiscal Year	0	1,092
Three Years Before Latest Fiscal Year	856	42
Four Years Before Latest Fiscal Year	0	95
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	856	1,329
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,866,561	1,591,243
Fiscal Year Before Latest Fiscal Year	1,333,296	936,873
Two Years Before Latest Fiscal Year	600,006	547,277
Three Years Before Latest Fiscal Year	313,299	564,023
Four Years Before Latest Fiscal Year	307,363	589,125
Prior	1,011,727	977,152
Revolving Loans	1,823,400	1,593,519
Revolving Loans Converted to Term Loans	37,232	40,122
Total Loans and Leases	7,292,884	6,839,334
Consumer | Residential Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,392,337	1,300,831
Fiscal Year Before Latest Fiscal Year	1,131,330	576,746
Two Years Before Latest Fiscal Year	367,819	295,522
Three Years Before Latest Fiscal Year	177,215	455,197
Four Years Before Latest Fiscal Year	257,730	545,798
Prior	983,171	956,419
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,309,602	4,130,513
Consumer | Residential Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,392,337	1,300,831
Fiscal Year Before Latest Fiscal Year	1,131,330	576,452
Two Years Before Latest Fiscal Year	367,525	295,522
Three Years Before Latest Fiscal Year	177,215	454,165
Four Years Before Latest Fiscal Year	255,451	545,798
Prior	982,306	954,120
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,306,164	4,126,888
Consumer | Residential Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	294
Two Years Before Latest Fiscal Year	294	0
Three Years Before Latest Fiscal Year	0	1,032
Four Years Before Latest Fiscal Year	2,279	0
Prior	865	2,299
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,438	3,625
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	3,044	4,537
Revolving Loans	1,797,756	1,561,364
Revolving Loans Converted to Term Loans	35,788	38,637
Total Loans and Leases	1,836,588	1,604,538
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	2,934	4,449
Revolving Loans	1,793,142	1,556,671
Revolving Loans Converted to Term Loans	35,141	37,559
Total Loans and Leases	1,831,217	1,598,679
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	110	88
Revolving Loans	4,614	4,693
Revolving Loans Converted to Term Loans	647	1,078
Total Loans and Leases	5,371	5,859
Consumer | Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	301,450	219,319
Fiscal Year Before Latest Fiscal Year	152,107	214,159
Two Years Before Latest Fiscal Year	139,021	158,387
Three Years Before Latest Fiscal Year	91,548	68,889
Four Years Before Latest Fiscal Year	33,388	34,060
Prior	19,051	13,986
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	736,565	708,800
Consumer | Automobile | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	301,285	219,218
Fiscal Year Before Latest Fiscal Year	152,022	213,914
Two Years Before Latest Fiscal Year	138,887	158,216
Three Years Before Latest Fiscal Year	91,411	68,776
Four Years Before Latest Fiscal Year	33,268	33,899
Prior	18,963	13,850
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	735,836	707,873
Consumer | Automobile | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	165	101
Fiscal Year Before Latest Fiscal Year	85	245
Two Years Before Latest Fiscal Year	134	171
Three Years Before Latest Fiscal Year	137	113
Four Years Before Latest Fiscal Year	120	161
Prior	88	136
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	729	927
Consumer | Other Loans
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	172,774	71,093
Fiscal Year Before Latest Fiscal Year	49,859	145,968
Two Years Before Latest Fiscal Year	93,166	93,368
Three Years Before Latest Fiscal Year	44,536	39,937
Four Years Before Latest Fiscal Year	16,245	9,267
Prior	6,461	2,210
Revolving Loans	25,644	32,155
Revolving Loans Converted to Term Loans	1,444	1,485
Total Loans and Leases	410,129	395,483
Consumer | Other Loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	172,735	71,042
Fiscal Year Before Latest Fiscal Year	49,769	145,549
Two Years Before Latest Fiscal Year	92,983	92,993
Three Years Before Latest Fiscal Year	44,489	39,770
Four Years Before Latest Fiscal Year	16,218	9,225
Prior	6,444	2,189
Revolving Loans	25,622	32,070
Revolving Loans Converted to Term Loans	1,444	1,485
Total Loans and Leases	409,704	394,323
Consumer | Other Loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	39	51
Fiscal Year Before Latest Fiscal Year	90	419
Two Years Before Latest Fiscal Year	183	375
Three Years Before Latest Fiscal Year	47	167
Four Years Before Latest Fiscal Year	27	42
Prior	17	21
Revolving Loans	22	85
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	$ 425	$ 1,160

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Amount of financing receivable originated more than five years prior to current fiscal year.

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Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1404
-Paragraph (a)

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