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Allowance for Credit Losses and Credit Quality of Loans, Credit Quality Indicators (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Minimum number of days past due for loans to be considered nonperforming | 90 days |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | $ 556,430 | $ 2,045,326
2021/2020 | 1,909,264 | 1,179,768
2020/2019 | 1,139,257 | 993,265
2019/2018 | 932,970 | 680,836
2018/2017 | 637,129 | 528,706
Prior | 1,712,646 | 1,294,841
Revolving Loans Amortized Cost Basis | 726,511 | 703,846
Revolving Loans Converted to Term | 35,619 | 71,871
Total | 7,649,826 | 7,498,459
C&I [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 93,408 | 337,315
2021/2020 | 313,935 | 226,060
2020/2019 | 215,298 | 126,268
2019/2018 | 117,631 | 66,928
2018/2017 | 62,050 | 25,460
Prior | 51,890 | 36,529
Revolving Loans Amortized Cost Basis | 319,054 | 295,823
Revolving Loans Converted to Term | 2,983 | 16,287
Total | 1,176,249 | 1,130,670
C&I [Member] | Pass [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 93,408 | 335,685
2021/2020 | 312,325 | 219,931
2020/2019 | 210,961 | 114,617
2019/2018 | 108,348 | 64,310
2018/2017 | 59,572 | 20,137
Prior | 43,397 | 32,146
Revolving Loans Amortized Cost Basis | 303,639 | 280,476
Revolving Loans Converted to Term | 2,964 | 15,731
Total | 1,134,614 | 1,083,033
C&I [Member] | Special Mention [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 148
2021/2020 | 142 | 5,255
2020/2019 | 3,497 | 4,641
2019/2018 | 2,493 | 2,430
2018/2017 | 1,969 | 2,699
Prior | 3,192 | 1,111
Revolving Loans Amortized Cost Basis | 11,591 | 11,835
Revolving Loans Converted to Term | 0 | 522
Total | 22,884 | 28,641
C&I [Member] | Substandard [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 1,482
2021/2020 | 1,468 | 874
2020/2019 | 840 | 7,010
2019/2018 | 6,790 | 187
2018/2017 | 509 | 2,582
Prior | 5,300 | 3,272
Revolving Loans Amortized Cost Basis | 3,824 | 3,512
Revolving Loans Converted to Term | 19 | 34
Total | 18,750 | 18,953
C&I [Member] | Doubtful [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 0
2021/2020 | 0 | 0
2020/2019 | 0 | 0
2019/2018 | 0 | 1
2018/2017 | 0 | 42
Prior | 1 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 1 | 43
CRE [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 120,932 | 490,089
2021/2020 | 487,158 | 435,769
2020/2019 | 445,733 | 386,151
2019/2018 | 378,238 | 252,752
2018/2017 | 248,186 | 278,885
Prior | 769,120 | 534,088
Revolving Loans Amortized Cost Basis | 157,740 | 142,891
Revolving Loans Converted to Term | 22,303 | 44,362
Total | 2,629,410 | 2,564,987
CRE [Member] | Pass [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 120,316 | 489,300
2021/2020 | 486,375 | 434,866
2020/2019 | 444,779 | 370,377
2019/2018 | 362,644 | 236,274
2018/2017 | 234,268 | 251,082
Prior | 660,198 | 441,310
Revolving Loans Amortized Cost Basis | 153,714 | 141,367
Revolving Loans Converted to Term | 21,009 | 43,942
Total | 2,483,303 | 2,408,518
CRE [Member] | Special Mention [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 616 | 789
2021/2020 | 783 | 826
2020/2019 | 815 | 11,235
2019/2018 | 10,766 | 3,544
2018/2017 | 1,122 | 15,379
Prior | 68,783 | 53,372
Revolving Loans Amortized Cost Basis | 0 | 780
Revolving Loans Converted to Term | 1,294 | 420
Total | 84,179 | 86,345
CRE [Member] | Substandard [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 0
2021/2020 | 0 | 77
2020/2019 | 139 | 4,539
2019/2018 | 4,828 | 12,934
2018/2017 | 12,796 | 12,424
Prior | 35,421 | 34,563
Revolving Loans Amortized Cost Basis | 4,026 | 744
Revolving Loans Converted to Term | 0 | 0
Total | 57,210 | 65,281
CRE [Member] | Doubtful [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 0
2021/2020 | 0 | 0
2020/2019 | 0 | 0
2019/2018 | 0 | 0
2018/2017 | 0 | 0
Prior | 4,718 | 4,843
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 4,718 | 4,843
PPP [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 92,884
2021/2020 | 49,017 | 8,338
2020/2019 | 1,960 | 0
2019/2018 | 0 | 0
2018/2017 | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 50,977 | 101,222
PPP [Member] | Pass [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 92,884
2021/2020 | 49,017 | 8,338
2020/2019 | 1,960 | 0
2019/2018 | 0 | 0
2018/2017 | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 50,977 | 101,222
Auto [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 140,151 | 352,083
2021/2020 | 321,664 | 129,738
2020/2019 | 112,958 | 184,416
2019/2018 | 158,726 | 101,852
2018/2017 | 83,994 | 46,273
Prior | 42,297 | 12,146
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 859,790 | 826,508
Auto [Member] | Performing [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 140,144 | 351,778
2021/2020 | 320,921 | 129,419
2020/2019 | 112,646 | 183,959
2019/2018 | 158,224 | 101,441
2018/2017 | 83,689 | 46,007
Prior | 42,089 | 12,064
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 857,713 | 824,668
Auto [Member] | Nonperforming [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 7 | 305
2021/2020 | 743 | 319
2020/2019 | 312 | 457
2019/2018 | 502 | 411
2018/2017 | 305 | 266
Prior | 208 | 82
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 2,077 | 1,840
Other Consumer [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 129,573 | 427,617
2021/2020 | 391,570 | 151,729
2020/2019 | 138,574 | 116,700
2019/2018 | 106,048 | 78,657
2018/2017 | 70,121 | 29,943
Prior | 39,411 | 15,693
Revolving Loans Amortized Cost Basis | 19,829 | 19,029
Revolving Loans Converted to Term | 25 | 22
Total | 895,151 | 839,390
Other Consumer [Member] | Performing [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 129,573 | 427,401
2021/2020 | 391,276 | 151,300
2020/2019 | 138,270 | 116,451
2019/2018 | 105,863 | 78,523
2018/2017 | 69,913 | 29,705
Prior | 39,194 | 15,660
Revolving Loans Amortized Cost Basis | 19,828 | 19,011
Revolving Loans Converted to Term | 6 | 1
Total | 893,923 | 838,052
Other Consumer [Member] | Nonperforming [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 216
2021/2020 | 294 | 429
2020/2019 | 304 | 249
2019/2018 | 185 | 134
2018/2017 | 208 | 238
Prior | 217 | 33
Revolving Loans Amortized Cost Basis | 1 | 18
Revolving Loans Converted to Term | 19 | 21
Total | 1,228 | 1,338
Residential [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 72,366 | 345,338
2021/2020 | 345,920 | 228,134
2020/2019 | 224,734 | 179,730
2019/2018 | 172,327 | 180,647
2018/2017 | 172,778 | 148,145
Prior | 809,928 | 696,385
Revolving Loans Amortized Cost Basis | 229,888 | 246,103
Revolving Loans Converted to Term | 10,308 | 11,200
Total | 2,038,249 | 2,035,682
Residential [Member] | Performing [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 72,366 | 345,338
2021/2020 | 345,762 | 226,723
2020/2019 | 224,010 | 179,087
2019/2018 | 172,010 | 179,575
2018/2017 | 171,770 | 146,611
Prior | 803,616 | 687,863
Revolving Loans Amortized Cost Basis | 229,871 | 246,103
Revolving Loans Converted to Term | 10,290 | 11,161
Total | 2,029,695 | 2,022,461
Residential [Member] | Nonperforming [Member] |  |
Credit Quality by Loan Class [Abstract] |  |
2022/2021 | 0 | 0
2021/2020 | 158 | 1,411
2020/2019 | 724 | 643
2019/2018 | 317 | 1,072
2018/2017 | 1,008 | 1,534
Prior | 6,312 | 8,522
Revolving Loans Amortized Cost Basis | 17 | 0
Revolving Loans Converted to Term | 18 | 39
Total | $ 8,554 | $ 13,221

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