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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, 2023 | Dec. 31, 2022
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Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | $ 1,464,156 | $ 3,141,436
Fiscal Year Before Latest Fiscal Year | 2,837,350 | 2,898,564
Two Years Before Latest Fiscal Year | 2,648,410 | 2,183,088
Three Years Before Latest Fiscal Year | 1,771,001 | 815,263
Four Years Before Latest Fiscal Year | 721,093 | 388,817
Prior | 1,812,575 | 1,647,925
Revolving Loans | 2,619,105 | 2,532,777
Revolving Loans Converted to Term Loans | 41,199 | 38,550
Total Loans and Leases | 13,914,889 | 13,646,420
Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 1,023,791 | 1,722,502
Fiscal Year Before Latest Fiscal Year | 1,512,967 | 1,252,561
Two Years Before Latest Fiscal Year | 1,087,316 | 1,015,759
Three Years Before Latest Fiscal Year | 664,297 | 369,910
Four Years Before Latest Fiscal Year | 319,313 | 188,165
Prior | 623,397 | 593,643
Revolving Loans | 381,138 | 321,787
Revolving Loans Converted to Term Loans | 222 | 176
Total Loans and Leases | 5,612,441 | 5,464,503
Commercial | Commercial and Industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 290,090 | 368,316
Fiscal Year Before Latest Fiscal Year | 309,468 | 348,391
Two Years Before Latest Fiscal Year | 259,046 | 225,294
Three Years Before Latest Fiscal Year | 165,956 | 59,127
Four Years Before Latest Fiscal Year | 44,925 | 48,539
Prior | 95,199 | 78,265
Revolving Loans | 337,770 | 260,958
Revolving Loans Converted to Term Loans | 222 | 176
Total Loans and Leases | 1,502,676 | 1,389,066
Commercial | Commercial and Industrial | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 289,456 | 360,748
Fiscal Year Before Latest Fiscal Year | 295,319 | 348,300
Two Years Before Latest Fiscal Year | 250,845 | 224,264
Three Years Before Latest Fiscal Year | 159,176 | 59,127
Four Years Before Latest Fiscal Year | 44,914 | 46,799
Prior | 86,713 | 71,906
Revolving Loans | 330,831 | 257,349
Revolving Loans Converted to Term Loans | 205 | 155
Total Loans and Leases | 1,457,459 | 1,368,648
Commercial | Commercial and Industrial | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 551 | 273
Fiscal Year Before Latest Fiscal Year | 11,617 | 0
Two Years Before Latest Fiscal Year | 2,354 | 0
Three Years Before Latest Fiscal Year | 49 | 0
Four Years Before Latest Fiscal Year | 0 | 96
Prior | 0 | 92
Revolving Loans | 1,763 | 1,357
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 16,334 | 1,818
Commercial | Commercial and Industrial | Classified |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 83 | 7,295
Fiscal Year Before Latest Fiscal Year | 2,532 | 91
Two Years Before Latest Fiscal Year | 5,847 | 1,030
Three Years Before Latest Fiscal Year | 6,731 | 0
Four Years Before Latest Fiscal Year | 11 | 1,644
Prior | 8,486 | 6,267
Revolving Loans | 5,176 | 2,252
Revolving Loans Converted to Term Loans | 17 | 21
Total Loans and Leases | 28,883 | 18,600
Commercial | Paycheck Protection Program |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 0 | 0
Fiscal Year Before Latest Fiscal Year | 0 | 5,359
Two Years Before Latest Fiscal Year | 2,692 | 14,220
Three Years Before Latest Fiscal Year | 11,097 | 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 | 13,789 | 19,579
Commercial | Paycheck Protection Program | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 0 | 0
Fiscal Year Before Latest Fiscal Year | 0 | 5,359
Two Years Before Latest Fiscal Year | 2,692 | 14,220
Three Years Before Latest Fiscal Year | 11,097 | 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 | 13,789 | 19,579
Commercial | Commercial Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 709,267 | 1,212,720
Fiscal Year Before Latest Fiscal Year | 1,063,530 | 810,996
Two Years Before Latest Fiscal Year | 738,299 | 727,704
Three Years Before Latest Fiscal Year | 474,440 | 284,177
Four Years Before Latest Fiscal Year | 250,681 | 132,537
Prior | 517,624 | 508,637
Revolving Loans | 42,928 | 48,771
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 3,796,769 | 3,725,542
Commercial | Commercial Mortgage | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 675,565 | 1,182,831
Fiscal Year Before Latest Fiscal Year | 997,296 | 771,375
Two Years Before Latest Fiscal Year | 725,699 | 691,054
Three Years Before Latest Fiscal Year | 460,847 | 283,553
Four Years Before Latest Fiscal Year | 250,447 | 131,055
Prior | 491,306 | 494,924
Revolving Loans | 42,928 | 48,771
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 3,644,088 | 3,603,563
Commercial | Commercial Mortgage | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 30,482 | 29,707
Fiscal Year Before Latest Fiscal Year | 61,921 | 37,657
Two Years Before Latest Fiscal Year | 6,249 | 28,105
Three Years Before Latest Fiscal Year | 0 | 0
Four Years Before Latest Fiscal Year | 0 | 1,482
Prior | 19,399 | 5,014
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 118,051 | 101,965
Commercial | Commercial Mortgage | Classified |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 3,220 | 182
Fiscal Year Before Latest Fiscal Year | 4,313 | 1,964
Two Years Before Latest Fiscal Year | 6,351 | 8,545
Three Years Before Latest Fiscal Year | 13,593 | 624
Four Years Before Latest Fiscal Year | 234 | 0
Prior | 6,919 | 8,699
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 34,630 | 20,014
Commercial | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 19,496 | 124,507
Fiscal Year Before Latest Fiscal Year | 125,499 | 69,992
Two Years Before Latest Fiscal Year | 71,654 | 37,133
Three Years Before Latest Fiscal Year | 2,859 | 16,838
Four Years Before Latest Fiscal Year | 16,184 | 0
Prior | 296 | 297
Revolving Loans | 440 | 12,058
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 236,428 | 260,825
Commercial | Construction | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 19,496 | 124,507
Fiscal Year Before Latest Fiscal Year | 125,499 | 69,992
Two Years Before Latest Fiscal Year | 71,654 | 37,133
Three Years Before Latest Fiscal Year | 2,859 | 16,838
Four Years Before Latest Fiscal Year | 16,184 | 0
Prior | 296 | 297
Revolving Loans | 440 | 12,058
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 236,428 | 260,825
Commercial | Lease Financing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 4,938 | 16,959
Fiscal Year Before Latest Fiscal Year | 14,470 | 17,823
Two Years Before Latest Fiscal Year | 15,625 | 11,408
Three Years Before Latest Fiscal Year | 9,945 | 9,768
Four Years Before Latest Fiscal Year | 7,523 | 7,089
Prior | 10,278 | 6,444
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 62,779 | 69,491
Commercial | Lease Financing | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 4,938 | 16,959
Fiscal Year Before Latest Fiscal Year | 14,413 | 17,823
Two Years Before Latest Fiscal Year | 15,495 | 11,408
Three Years Before Latest Fiscal Year | 9,838 | 9,768
Four Years Before Latest Fiscal Year | 7,523 | 6,379
Prior | 9,756 | 6,444
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 61,963 | 68,781
Commercial | Lease Financing | Classified |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 0 | 0
Fiscal Year Before Latest Fiscal Year | 57 | 0
Two Years Before Latest Fiscal Year | 130 | 0
Three Years Before Latest Fiscal Year | 107 | 0
Four Years Before Latest Fiscal Year | 0 | 710
Prior | 522 | 0
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 816 | 710
Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 440,365 | 1,418,934
Fiscal Year Before Latest Fiscal Year | 1,324,383 | 1,646,003
Two Years Before Latest Fiscal Year | 1,561,094 | 1,167,329
Three Years Before Latest Fiscal Year | 1,106,704 | 445,353
Four Years Before Latest Fiscal Year | 401,780 | 200,652
Prior | 1,189,178 | 1,054,282
Revolving Loans | 2,237,967 | 2,210,990
Revolving Loans Converted to Term Loans | 40,977 | 38,374
Total Loans and Leases | 8,302,448 | 8,181,917
Consumer | Residential Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 213,211 | 827,909
Fiscal Year Before Latest Fiscal Year | 811,601 | 1,304,831
Two Years Before Latest Fiscal Year | 1,272,073 | 1,035,285
Three Years Before Latest Fiscal Year | 1,003,636 | 321,208
Four Years Before Latest Fiscal Year | 311,321 | 138,766
Prior | 1,110,134 | 1,025,073
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 4,721,976 | 4,653,072
Consumer | Residential Mortgage | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 213,211 | 827,909
Fiscal Year Before Latest Fiscal Year | 811,601 | 1,304,831
Two Years Before Latest Fiscal Year | 1,272,073 | 1,035,285
Three Years Before Latest Fiscal Year | 1,003,636 | 321,208
Four Years Before Latest Fiscal Year | 311,321 | 138,214
Prior | 1,108,419 | 1,023,841
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 4,720,261 | 4,651,288
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 | 0
Three Years Before Latest Fiscal Year | 0 | 0
Four Years Before Latest Fiscal Year | 0 | 552
Prior | 1,715 | 1,232
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 1,715 | 1,784
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 | 45 | 915
Revolving Loans | 2,237,083 | 2,187,703
Revolving Loans Converted to Term Loans | 40,977 | 37,332
Total Loans and Leases | 2,278,105 | 2,225,950
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 | 45 | 890
Revolving Loans | 2,235,915 | 2,186,598
Revolving Loans Converted to Term Loans | 39,738 | 36,114
Total Loans and Leases | 2,275,698 | 2,223,602
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 | 0 | 25
Revolving Loans | 1,168 | 1,105
Revolving Loans Converted to Term Loans | 1,239 | 1,218
Total Loans and Leases | 2,407 | 2,348
Consumer | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 158,785 | 405,561
Fiscal Year Before Latest Fiscal Year | 351,944 | 216,299
Two Years Before Latest Fiscal Year | 180,473 | 100,631
Three Years Before Latest Fiscal Year | 82,233 | 84,095
Four Years Before Latest Fiscal Year | 64,605 | 45,393
Prior | 40,727 | 18,417
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 878,767 | 870,396
Consumer | Automobile | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 158,785 | 405,440
Fiscal Year Before Latest Fiscal Year | 351,850 | 216,039
Two Years Before Latest Fiscal Year | 180,380 | 100,608
Three Years Before Latest Fiscal Year | 82,119 | 84,052
Four Years Before Latest Fiscal Year | 64,406 | 45,301
Prior | 40,650 | 18,366
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 878,190 | 869,806
Consumer | Automobile | Classified |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 0 | 121
Fiscal Year Before Latest Fiscal Year | 94 | 260
Two Years Before Latest Fiscal Year | 93 | 23
Three Years Before Latest Fiscal Year | 114 | 43
Four Years Before Latest Fiscal Year | 199 | 92
Prior | 77 | 51
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Total Loans and Leases | 577 | 590
Consumer | Other Loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 68,369 | 185,464
Fiscal Year Before Latest Fiscal Year | 160,838 | 124,873
Two Years Before Latest Fiscal Year | 108,548 | 31,413
Three Years Before Latest Fiscal Year | 20,835 | 40,050
Four Years Before Latest Fiscal Year | 25,854 | 16,493
Prior | 38,272 | 9,877
Revolving Loans | 884 | 23,287
Revolving Loans Converted to Term Loans | 0 | 1,042
Total Loans and Leases | 423,600 | 432,499
Consumer | Other Loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 68,369 | 185,347
Fiscal Year Before Latest Fiscal Year | 160,685 | 124,759
Two Years Before Latest Fiscal Year | 108,394 | 31,343
Three Years Before Latest Fiscal Year | 20,822 | 39,902
Four Years Before Latest Fiscal Year | 25,708 | 16,364
Prior | 38,104 | 9,853
Revolving Loans | 884 | 23,228
Revolving Loans Converted to Term Loans | 0 | 1,020
Total Loans and Leases | 422,966 | 431,816
Consumer | Other Loans | Classified |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current Fiscal Year | 0 | 117
Fiscal Year Before Latest Fiscal Year | 153 | 114
Two Years Before Latest Fiscal Year | 154 | 70
Three Years Before Latest Fiscal Year | 13 | 148
Four Years Before Latest Fiscal Year | 146 | 129
Prior | 168 | 24
Revolving Loans | 0 | 59
Revolving Loans Converted to Term Loans | 0 | 22
Total Loans and Leases | $ 634 | $ 683

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