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Allowance for Credit Losses - Credit Quality Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Financing Receivable, before Allowance for Credit Loss, Total | $ 14,241,370 |  | $ 14,241,370 |  | $ 14,353,497
Current period gross charge-offs: |  |  |  |  |
Total, Current period gross charge-offs | 5,770 | $ 4,449 | 16,392 | $ 15,929 |
Unlikely to be Collected Financing Receivable [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Financing Receivable, before Allowance for Credit Loss, Total | 0 |  | 0 |  | 0
Real Estate Loan [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 135,131 |  | 135,131 |  | 278,361
2023/2022 | 257,739 |  | 257,739 |  | 656,256
2022/2021 | 631,917 |  | 631,917 |  | 1,169,793
2021/2020 | 1,121,668 |  | 1,121,668 |  | 633,900
2020/2019 | 603,533 |  | 603,533 |  | 283,560
Prior | 1,428,967 |  | 1,428,967 |  | 1,251,365
Revolving Loans Amortized Cost Basis | 8,105 |  | 8,105 |  | 10,080
Financing Receivable, before Allowance for Credit Loss, Total | 4,187,060 |  | 4,187,060 |  | 4,283,315
Real Estate Loan [Member] | 740 and greater |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 113,307 |  | 113,307 |  | 211,598
2023/2022 | 206,224 |  | 206,224 |  | 529,296
2022/2021 | 504,141 |  | 504,141 |  | 999,522
2021/2020 | 956,983 |  | 956,983 |  | 529,881
2020/2019 | 503,160 |  | 503,160 |  | 227,058
Prior | 1,129,857 |  | 1,129,857 |  | 987,251
Financing Receivable, before Allowance for Credit Loss, Total | 3,413,672 |  | 3,413,672 |  | 3,484,606
Real Estate Loan [Member] | 680 - 739 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 11,614 |  | 11,614 |  | 36,975
2023/2022 | 28,638 |  | 28,638 |  | 67,205
2022/2021 | 65,128 |  | 65,128 |  | 117,337
2021/2020 | 109,018 |  | 109,018 |  | 68,122
2020/2019 | 66,719 |  | 66,719 |  | 33,148
Prior | 157,263 |  | 157,263 |  | 130,387
Financing Receivable, before Allowance for Credit Loss, Total | 438,380 |  | 438,380 |  | 453,174
Real Estate Loan [Member] | 620 - 679 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 1,519 |  | 1,519 |  | 3,544
2023/2022 | 1,792 |  | 1,792 |  | 16,395
2022/2021 | 22,921 |  | 22,921 |  | 19,184
2021/2020 | 19,854 |  | 19,854 |  | 12,811
2020/2019 | 11,651 |  | 11,651 |  | 4,096
Prior | 37,979 |  | 37,979 |  | 38,987
Financing Receivable, before Allowance for Credit Loss, Total | 95,716 |  | 95,716 |  | 95,017
Real Estate Loan [Member] | 550 - 619 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 |  |  |  |  | 1,305
2023/2022 | 896 |  | 896 |  | 6,521
2022/2021 | 3,703 |  | 3,703 |  | 1,917
2021/2020 | 6,707 |  | 6,707 |  | 2,492
2020/2019 | 2,269 |  | 2,269 |  | 398
Prior | 15,751 |  | 15,751 |  | 11,679
Financing Receivable, before Allowance for Credit Loss, Total | 29,326 |  | 29,326 |  | 24,312
Real Estate Loan [Member] | Less than 550 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2023/2022 | 286 |  | 286 |  |
2022/2021 | 2,380 |  | 2,380 |  | 2,909
2021/2020 | 3,818 |  | 3,818 |  | 2,017
2020/2019 | 2,959 |  | 2,959 |  | 582
Prior | 5,569 |  | 5,569 |  | 6,439
Financing Receivable, before Allowance for Credit Loss, Total | 15,012 |  | 15,012 |  | 11,947
Real Estate Loan [Member] | No Score |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 543 |  | 543 |  | 9,137
2023/2022 | 7,117 |  | 7,117 |  | 19,311
2022/2021 | 16,923 |  | 16,923 |  | 11,492
2021/2020 | 10,512 |  | 10,512 |  | 6,043
2020/2019 | 5,553 |  | 5,553 |  | 9,679
Prior | 52,526 |  | 52,526 |  | 51,109
Financing Receivable, before Allowance for Credit Loss, Total | 93,174 |  | 93,174 |  | 106,771
Real Estate Loan [Member] | Fico Other |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 8,148 |  | 8,148 |  | 15,802
2023/2022 | 12,786 |  | 12,786 |  | 17,528
2022/2021 | 16,721 |  | 16,721 |  | 17,432
2021/2020 | 14,776 |  | 14,776 |  | 12,534
2020/2019 | 11,222 |  | 11,222 |  | 8,599
Prior | 30,022 |  | 30,022 |  | 25,513
Revolving Loans Amortized Cost Basis | 8,105 |  | 8,105 |  | 10,080
Financing Receivable, before Allowance for Credit Loss, Total | 101,780 |  | 101,780 |  | 107,488
Residential Lending: Home Equity Line |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 1,154,819 |  | 1,154,819 |  | 1,168,856
Revolving Loans Converted to Term Loans Amortized Cost Basis | 5,004 |  | 5,004 |  | 5,732
Financing Receivable, before Allowance for Credit Loss, Total | 1,159,823 |  | 1,159,823 |  | 1,174,588
Residential Lending: Home Equity Line | 740 and greater |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 930,909 |  | 930,909 |  | 964,932
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,730 |  | 1,730 |  | 1,511
Financing Receivable, before Allowance for Credit Loss, Total | 932,639 |  | 932,639 |  | 966,443
Residential Lending: Home Equity Line | 680 - 739 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 167,097 |  | 167,097 |  | 151,716
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,137 |  | 1,137 |  | 1,920
Financing Receivable, before Allowance for Credit Loss, Total | 168,234 |  | 168,234 |  | 153,636
Residential Lending: Home Equity Line | 620 - 679 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 36,540 |  | 36,540 |  | 36,541
Revolving Loans Converted to Term Loans Amortized Cost Basis | 985 |  | 985 |  | 1,189
Financing Receivable, before Allowance for Credit Loss, Total | 37,525 |  | 37,525 |  | 37,730
Residential Lending: Home Equity Line | 550 - 619 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 14,514 |  | 14,514 |  | 9,896
Revolving Loans Converted to Term Loans Amortized Cost Basis | 581 |  | 581 |  | 1,012
Financing Receivable, before Allowance for Credit Loss, Total | 15,095 |  | 15,095 |  | 10,908
Residential Lending: Home Equity Line | Less than 550 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 4,477 |  | 4,477 |  | 4,488
Revolving Loans Converted to Term Loans Amortized Cost Basis | 571 |  | 571 |  | 100
Financing Receivable, before Allowance for Credit Loss, Total | 5,048 |  | 5,048 |  | 4,588
Residential Lending: Home Equity Line | No Score |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Revolving Loans Amortized Cost Basis | 1,282 |  | 1,282 |  | 1,283
Financing Receivable, before Allowance for Credit Loss, Total | 1,282 |  | 1,282 |  | 1,283
Total loans |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 718,931 |  | 718,931 |  | 1,243,109
2023/2022 | 1,216,434 |  | 1,216,434 |  | 2,491,897
2022/2021 | 2,344,271 |  | 2,344,271 |  | 2,678,220
2021/2020 | 2,433,415 |  | 2,433,415 |  | 1,169,781
2020/2019 | 1,076,972 |  | 1,076,972 |  | 1,122,038
Prior | 3,667,076 |  | 3,667,076 |  | 2,950,761
Revolving Loans Amortized Cost Basis | 2,755,052 |  | 2,755,052 |  | 2,685,919
Revolving Loans Converted to Term Loans Amortized Cost Basis | 29,219 |  | 29,219 |  | 11,772
Financing Receivable, before Allowance for Credit Loss, Total | 14,241,370 |  | 14,241,370 |  | 14,353,497
Current period gross charge-offs: |  |  |  |  |
2024, Current period gross charge-offs |  |  | 385 |  | 769
2023, Current period gross charge-offs |  |  | 1,981 |  | 2,470
2022, Current period gross charge-offs |  |  | 2,440 |  | 2,210
2021, Current period gross charge-offs |  |  | 1,174 |  | 1,229
2020, Current period gross charge-offs |  |  | 739 |  | 4,484
Prior, Current period gross charge-offs |  |  | 4,177 |  | 5,696
Revolving Loans Amortized Cost Basis, Current period gross charge-offs |  |  | 4,952 |  | 6,063
Revolving Loans Converted to Term Loans Amortized Cost Basis, Current period gross charge-offs |  |  | 544 |  | 585
Total, Current period gross charge-offs |  |  | 16,392 |  | 23,506
Residential mortgage |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 135,131 |  | 135,131 |  |
2023/2022 | 257,739 |  | 257,739 |  |
2022/2021 | 631,917 |  | 631,917 |  |
2021/2020 | 1,121,668 |  | 1,121,668 |  |
2020/2019 | 603,533 |  | 603,533 |  |
Prior | 1,428,967 |  | 1,428,967 |  |
Revolving Loans Amortized Cost Basis | 1,162,924 |  | 1,162,924 |  |
Revolving Loans Converted to Term Loans Amortized Cost Basis | 5,004 |  | 5,004 |  |
Financing Receivable, before Allowance for Credit Loss, Total | 5,346,883 |  | 5,346,883 |  |
Current period gross charge-offs: |  |  |  |  |
Prior, Current period gross charge-offs |  |  |  |  | 122
Revolving Loans Amortized Cost Basis, Current period gross charge-offs |  |  |  |  | 273
Revolving Loans Converted to Term Loans Amortized Cost Basis, Current period gross charge-offs |  |  |  |  | 19
Total, Current period gross charge-offs |  |  |  | 122 | 414
Residential mortgage | Real Estate Loan [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Financing Receivable, before Allowance for Credit Loss, Total | 4,187,060 |  | 4,187,060 |  | 4,283,315
Residential mortgage | Residential Lending: Home Equity Line |  |  |  |  |
Current period gross charge-offs: |  |  |  |  |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs |  |  |  |  | 273
Revolving Loans Converted to Term Loans Amortized Cost Basis, Current period gross charge-offs |  |  |  |  | 19
Total, Current period gross charge-offs |  |  |  |  | 292
Home equity Line | Residential Lending: Home Equity Line |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Financing Receivable, before Allowance for Credit Loss, Total | 1,159,823 |  | 1,159,823 |  | 1,174,588
Consumer |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 152,129 |  | 152,129 |  | 198,207
2023/2022 | 154,425 |  | 154,425 |  | 246,444
2022/2021 | 182,666 |  | 182,666 |  | 144,576
2021/2020 | 99,319 |  | 99,319 |  | 66,514
2020/2019 | 38,415 |  | 38,415 |  | 51,677
Prior | 30,852 |  | 30,852 |  | 24,321
Revolving Loans Amortized Cost Basis | 369,179 |  | 369,179 |  | 375,309
Revolving Loans Converted to Term Loans Amortized Cost Basis | 3,059 |  | 3,059 |  | 2,853
Financing Receivable, before Allowance for Credit Loss, Total | 1,030,044 |  | 1,030,044 |  | 1,109,901
Current period gross charge-offs: |  |  |  |  |
2024, Current period gross charge-offs |  |  | 385 |  | 639
2023, Current period gross charge-offs |  |  | 1,403 |  | 2,400
2022, Current period gross charge-offs |  |  | 2,107 |  | 2,135
2021, Current period gross charge-offs |  |  | 1,085 |  | 1,142
2020, Current period gross charge-offs |  |  | 518 |  | 1,816
Prior, Current period gross charge-offs |  |  | 2,234 |  | 2,622
Revolving Loans Amortized Cost Basis, Current period gross charge-offs |  |  | 4,952 |  | 5,790
Revolving Loans Converted to Term Loans Amortized Cost Basis, Current period gross charge-offs |  |  | 544 |  | 566
Total, Current period gross charge-offs | 4,192 | 3,665 | 13,228 | 12,963 | 17,110
Consumer | 740 and greater |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 71,777 |  | 71,777 |  | 92,117
2023/2022 | 71,423 |  | 71,423 |  | 128,358
2022/2021 | 94,710 |  | 94,710 |  | 76,148
2021/2020 | 51,952 |  | 51,952 |  | 33,507
2020/2019 | 18,512 |  | 18,512 |  | 21,819
Prior | 10,435 |  | 10,435 |  | 8,970
Revolving Loans Amortized Cost Basis | 121,278 |  | 121,278 |  | 123,592
Revolving Loans Converted to Term Loans Amortized Cost Basis | 128 |  | 128 |  | 155
Financing Receivable, before Allowance for Credit Loss, Total | 440,215 |  | 440,215 |  | 484,666
Consumer | 680 - 739 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 51,651 |  | 51,651 |  | 68,865
2023/2022 | 51,667 |  | 51,667 |  | 71,031
2022/2021 | 49,864 |  | 49,864 |  | 37,925
2021/2020 | 23,959 |  | 23,959 |  | 17,116
2020/2019 | 9,995 |  | 9,995 |  | 13,270
Prior | 7,497 |  | 7,497 |  | 5,690
Revolving Loans Amortized Cost Basis | 77,278 |  | 77,278 |  | 76,645
Revolving Loans Converted to Term Loans Amortized Cost Basis | 525 |  | 525 |  | 401
Financing Receivable, before Allowance for Credit Loss, Total | 272,436 |  | 272,436 |  | 290,943
Consumer | 620 - 679 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 21,223 |  | 21,223 |  | 28,533
2023/2022 | 20,604 |  | 20,604 |  | 29,229
2022/2021 | 21,700 |  | 21,700 |  | 16,919
2021/2020 | 12,515 |  | 12,515 |  | 7,843
2020/2019 | 5,155 |  | 5,155 |  | 7,972
Prior | 5,577 |  | 5,577 |  | 4,624
Revolving Loans Amortized Cost Basis | 35,665 |  | 35,665 |  | 35,210
Revolving Loans Converted to Term Loans Amortized Cost Basis | 851 |  | 851 |  | 781
Financing Receivable, before Allowance for Credit Loss, Total | 123,290 |  | 123,290 |  | 131,111
Consumer | 550 - 619 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 4,116 |  | 4,116 |  | 4,996
2023/2022 | 7,348 |  | 7,348 |  | 10,859
2022/2021 | 9,802 |  | 9,802 |  | 7,760
2021/2020 | 5,983 |  | 5,983 |  | 4,917
2020/2019 | 2,862 |  | 2,862 |  | 4,651
Prior | 3,862 |  | 3,862 |  | 2,986
Revolving Loans Amortized Cost Basis | 12,674 |  | 12,674 |  | 13,223
Revolving Loans Converted to Term Loans Amortized Cost Basis | 825 |  | 825 |  | 925
Financing Receivable, before Allowance for Credit Loss, Total | 47,472 |  | 47,472 |  | 50,317
Consumer | Less than 550 |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 1,071 |  | 1,071 |  | 1,790
2023/2022 | 3,266 |  | 3,266 |  | 6,370
2022/2021 | 6,247 |  | 6,247 |  | 4,842
2021/2020 | 3,999 |  | 3,999 |  | 2,796
2020/2019 | 1,783 |  | 1,783 |  | 2,905
Prior | 2,492 |  | 2,492 |  | 2,040
Revolving Loans Amortized Cost Basis | 4,836 |  | 4,836 |  | 5,222
Revolving Loans Converted to Term Loans Amortized Cost Basis | 525 |  | 525 |  | 455
Financing Receivable, before Allowance for Credit Loss, Total | 24,219 |  | 24,219 |  | 26,420
Consumer | No Score |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 2,291 |  | 2,291 |  | 1,545
2023/2022 | 117 |  | 117 |  | 229
2022/2021 | 47 |  | 47 |  |
2020/2019 | 7 |  | 7 |  | 1
Prior | 8 |  | 8 |  | 10
Revolving Loans Amortized Cost Basis | 42,658 |  | 42,658 |  | 42,933
Revolving Loans Converted to Term Loans Amortized Cost Basis | 205 |  | 205 |  | 136
Financing Receivable, before Allowance for Credit Loss, Total | 45,333 |  | 45,333 |  | 44,854
Consumer | Fico Other |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 |  |  |  |  | 361
2023/2022 |  |  |  |  | 368
2022/2021 | 296 |  | 296 |  | 982
2021/2020 | 911 |  | 911 |  | 335
2020/2019 | 101 |  | 101 |  | 1,059
Prior | 981 |  | 981 |  | 1
Revolving Loans Amortized Cost Basis | 74,790 |  | 74,790 |  | 78,484
Financing Receivable, before Allowance for Credit Loss, Total | 77,079 |  | 77,079 |  | 81,590
Residential Mortgage [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 |  |  |  |  | 278,361
2023/2022 |  |  |  |  | 656,256
2022/2021 |  |  |  |  | 1,169,793
2021/2020 |  |  |  |  | 633,900
2020/2019 |  |  |  |  | 283,560
Prior |  |  |  |  | 1,251,365
Revolving Loans Amortized Cost Basis |  |  |  |  | 1,178,936
Revolving Loans Converted to Term Loans Amortized Cost Basis |  |  |  |  | 5,732
Financing Receivable, before Allowance for Credit Loss, Total |  |  |  |  | 5,457,903
Residential Mortgage [Member] | Real Estate Loan [Member] |  |  |  |  |
Current period gross charge-offs: |  |  |  |  |
Prior, Current period gross charge-offs |  |  |  |  | 122
Total, Current period gross charge-offs |  |  |  |  | 122
Commercial and Industrial |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 111,274 |  | 111,274 |  | 101,818
2023/2022 | 92,718 |  | 92,718 |  | 329,672
2022/2021 | 215,218 |  | 215,218 |  | 351,148
2021/2020 | 260,338 |  | 260,338 |  | 36,453
2020/2019 | 22,674 |  | 22,674 |  | 151,313
Prior | 271,847 |  | 271,847 |  | 144,925
Revolving Loans Amortized Cost Basis | 1,122,612 |  | 1,122,612 |  | 1,048,183
Revolving Loans Converted to Term Loans Amortized Cost Basis | 13,396 |  | 13,396 |  | 1,837
Financing Receivable, before Allowance for Credit Loss, Total | 2,110,077 |  | 2,110,077 |  | 2,165,349
Current period gross charge-offs: |  |  |  |  |
2024, Current period gross charge-offs |  |  |  |  | 130
2023, Current period gross charge-offs |  |  | 578 |  | 70
2022, Current period gross charge-offs |  |  | 333 |  | 75
2021, Current period gross charge-offs |  |  | 89 |  | 87
2020, Current period gross charge-offs |  |  | 221 |  | 168
Prior, Current period gross charge-offs |  |  | 1,543 |  | 2,952
Total, Current period gross charge-offs | 1,178 | $ 784 | 2,764 | $ 2,572 | 3,482
Commercial and Industrial | Pass [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 100,174 |  | 100,174 |  | 85,839
2023/2022 | 82,175 |  | 82,175 |  | 273,663
2022/2021 | 191,861 |  | 191,861 |  | 346,024
2021/2020 | 256,997 |  | 256,997 |  | 32,753
2020/2019 | 20,866 |  | 20,866 |  | 146,893
Prior | 266,720 |  | 266,720 |  | 141,681
Revolving Loans Amortized Cost Basis | 1,026,457 |  | 1,026,457 |  | 971,065
Revolving Loans Converted to Term Loans Amortized Cost Basis | 13,396 |  | 13,396 |  | 1,823
Financing Receivable, before Allowance for Credit Loss, Total | 1,958,646 |  | 1,958,646 |  | 1,999,741
Commercial and Industrial | Special Mention [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 303 |  | 303 |  | 1
2023/2022 | 1 |  | 1 |  | 44,069
2022/2021 | 7,327 |  | 7,327 |  | 80
2021/2020 | 48 |  | 48 |  | 653
2020/2019 | 398 |  | 398 |  | 1,032
Prior | 1,371 |  | 1,371 |  | 1,290
Revolving Loans Amortized Cost Basis | 18,239 |  | 18,239 |  | 22,807
Revolving Loans Converted to Term Loans Amortized Cost Basis |  |  |  |  | 14
Financing Receivable, before Allowance for Credit Loss, Total | 27,687 |  | 27,687 |  | 69,946
Commercial and Industrial | Substandard [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2023/2022 |  |  |  |  | 342
2022/2021 | 8,251 |  | 8,251 |  | 230
2021/2020 | 219 |  | 219 |  | 677
2020/2019 | 358 |  | 358 |  | 1,686
Prior | 2,033 |  | 2,033 |  | 829
Revolving Loans Amortized Cost Basis | 32,296 |  | 32,296 |  | 8,330
Financing Receivable, before Allowance for Credit Loss, Total | 43,157 |  | 43,157 |  | 12,094
Commercial and Industrial | Other Indicator |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 10,797 |  | 10,797 |  | 15,978
2023/2022 | 10,542 |  | 10,542 |  | 11,598
2022/2021 | 7,779 |  | 7,779 |  | 4,814
2021/2020 | 3,074 |  | 3,074 |  | 2,370
2020/2019 | 1,052 |  | 1,052 |  | 1,702
Prior | 1,723 |  | 1,723 |  | 1,125
Revolving Loans Amortized Cost Basis | 45,620 |  | 45,620 |  | 45,981
Financing Receivable, before Allowance for Credit Loss, Total | 80,587 |  | 80,587 |  | 83,568
Commercial Real Estate Portfolio Segment [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 122,471 |  | 122,471 |  | 348,881
2023/2022 | 349,741 |  | 349,741 |  | 885,480
2022/2021 | 873,267 |  | 873,267 |  | 719,685
2021/2020 | 691,520 |  | 691,520 |  | 338,888
2020/2019 | 329,193 |  | 329,193 |  | 539,949
Prior | 1,796,185 |  | 1,796,185 |  | 1,429,298
Revolving Loans Amortized Cost Basis | 95,152 |  | 95,152 |  | 76,712
Revolving Loans Converted to Term Loans Amortized Cost Basis | 7,760 |  | 7,760 |  | 1,350
Financing Receivable, before Allowance for Credit Loss, Total | 4,265,289 |  | 4,265,289 |  | 4,340,243
Current period gross charge-offs: |  |  |  |  |
2020, Current period gross charge-offs |  |  |  |  | 2,500
Prior, Current period gross charge-offs |  |  | 400 |  |
Total, Current period gross charge-offs | 400 |  | 400 |  | 2,500
Commercial Real Estate Portfolio Segment [Member] | Pass [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 118,884 |  | 118,884 |  | 346,369
2023/2022 | 347,480 |  | 347,480 |  | 872,783
2022/2021 | 810,746 |  | 810,746 |  | 676,362
2021/2020 | 649,133 |  | 649,133 |  | 337,529
2020/2019 | 325,887 |  | 325,887 |  | 523,446
Prior | 1,774,529 |  | 1,774,529 |  | 1,414,613
Revolving Loans Amortized Cost Basis | 87,188 |  | 87,188 |  | 74,238
Revolving Loans Converted to Term Loans Amortized Cost Basis | 7,760 |  | 7,760 |  | 1,350
Financing Receivable, before Allowance for Credit Loss, Total | 4,121,607 |  | 4,121,607 |  | 4,246,690
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 3,587 |  | 3,587 |  | 2,307
2023/2022 | 2,261 |  | 2,261 |  | 7,618
2022/2021 | 7,537 |  | 7,537 |  | 41,320
2021/2020 | 41,384 |  | 41,384 |  | 1,359
2020/2019 | 3,306 |  | 3,306 |  | 13,550
Prior | 11,973 |  | 11,973 |  | 11,998
Revolving Loans Amortized Cost Basis | 7,815 |  | 7,815 |  | 819
Financing Receivable, before Allowance for Credit Loss, Total | 77,863 |  | 77,863 |  | 78,971
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 |  |  |  |  | 205
2023/2022 |  |  |  |  | 5,079
2022/2021 | 54,984 |  | 54,984 |  | 2,003
2021/2020 | 1,003 |  | 1,003 |  |
2020/2019 |  |  |  |  | 2,953
Prior | 9,548 |  | 9,548 |  | 2,545
Revolving Loans Amortized Cost Basis | 149 |  | 149 |  | 1,655
Financing Receivable, before Allowance for Credit Loss, Total | 65,684 |  | 65,684 |  | 14,440
Commercial Real Estate Portfolio Segment [Member] | Other Indicator |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
Prior | 135 |  | 135 |  | 142
Financing Receivable, before Allowance for Credit Loss, Total | 135 |  | 135 |  | 142
Construction |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 66,647 |  | 66,647 |  | 169,160
2023/2022 | 255,644 |  | 255,644 |  | 290,659
2022/2021 | 373,996 |  | 373,996 |  | 273,924
2021/2020 | 244,787 |  | 244,787 |  | 62,200
2020/2019 | 60,019 |  | 60,019 |  | 65,238
Prior | 49,971 |  | 49,971 |  | 32,332
Revolving Loans Amortized Cost Basis | 5,185 |  | 5,185 |  | 6,779
Financing Receivable, before Allowance for Credit Loss, Total | 1,056,249 |  | 1,056,249 |  | 900,292
Construction | Pass [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 61,677 |  | 61,677 |  | 156,432
2023/2022 | 246,176 |  | 246,176 |  | 269,623
2022/2021 | 361,974 |  | 361,974 |  | 265,674
2021/2020 | 241,212 |  | 241,212 |  | 60,057
2020/2019 | 58,820 |  | 58,820 |  | 63,018
Prior | 46,344 |  | 46,344 |  | 27,847
Revolving Loans Amortized Cost Basis | 4,484 |  | 4,484 |  | 6,070
Financing Receivable, before Allowance for Credit Loss, Total | 1,020,687 |  | 1,020,687 |  | 848,721
Construction | Special Mention [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2020/2019 |  |  |  |  | 189
Prior | 164 |  | 164 |  | 665
Financing Receivable, before Allowance for Credit Loss, Total | 164 |  | 164 |  | 854
Construction | Other Indicator |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 4,970 |  | 4,970 |  | 12,728
2023/2022 | 9,468 |  | 9,468 |  | 21,036
2022/2021 | 12,022 |  | 12,022 |  | 8,250
2021/2020 | 3,575 |  | 3,575 |  | 2,143
2020/2019 | 1,199 |  | 1,199 |  | 2,031
Prior | 3,463 |  | 3,463 |  | 3,820
Revolving Loans Amortized Cost Basis | 701 |  | 701 |  | 709
Financing Receivable, before Allowance for Credit Loss, Total | 35,398 |  | 35,398 |  | 50,717
Finance Leases Portfolio Segment [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 131,279 |  | 131,279 |  | 146,682
2023/2022 | 106,167 |  | 106,167 |  | 83,386
2022/2021 | 67,207 |  | 67,207 |  | 19,094
2021/2020 | 15,783 |  | 15,783 |  | 31,826
2020/2019 | 23,138 |  | 23,138 |  | 30,301
Prior | 89,254 |  | 89,254 |  | 68,520
Financing Receivable, before Allowance for Credit Loss, Total | 432,828 |  | 432,828 |  | 379,809
Finance Leases Portfolio Segment [Member] | Pass [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 126,380 |  | 126,380 |  | 145,914
2023/2022 | 105,523 |  | 105,523 |  | 82,833
2022/2021 | 66,764 |  | 66,764 |  | 18,680
2021/2020 | 15,483 |  | 15,483 |  | 31,791
2020/2019 | 23,133 |  | 23,133 |  | 30,299
Prior | 89,254 |  | 89,254 |  | 68,520
Financing Receivable, before Allowance for Credit Loss, Total | 426,537 |  | 426,537 |  | 378,037
Finance Leases Portfolio Segment [Member] | Special Mention [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 |  |  |  |  | 56
2023/2022 | 42 |  | 42 |  | 137
2022/2021 | 100 |  | 100 |  | 414
2021/2020 | 300 |  | 300 |  | 35
2020/2019 | 5 |  | 5 |  |
Financing Receivable, before Allowance for Credit Loss, Total | 447 |  | 447 |  | 642
Finance Leases Portfolio Segment [Member] | Substandard [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 4,899 |  | 4,899 |  | 712
2023/2022 | 602 |  | 602 |  | 416
2022/2021 | 343 |  | 343 |  |
2020/2019 |  |  |  |  | 2
Financing Receivable, before Allowance for Credit Loss, Total | 5,844 |  | 5,844 |  | 1,130
Commercial Portfolio Segment [Member] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |  |  |
2024/2023 | 431,671 |  | 431,671 |  | 766,541
2023/2022 | 804,270 |  | 804,270 |  | 1,589,197
2022/2021 | 1,529,688 |  | 1,529,688 |  | 1,363,851
2021/2020 | 1,212,428 |  | 1,212,428 |  | 469,367
2020/2019 | 435,024 |  | 435,024 |  | 786,801
Prior | 2,207,257 |  | 2,207,257 |  | 1,675,075
Revolving Loans Amortized Cost Basis | 1,222,949 |  | 1,222,949 |  | 1,131,674
Revolving Loans Converted to Term Loans Amortized Cost Basis | 21,156 |  | 21,156 |  | 3,187
Financing Receivable, before Allowance for Credit Loss, Total | $ 7,864,443 |  | 7,864,443 |  | 7,785,693
Current period gross charge-offs: |  |  |  |  |
2024, Current period gross charge-offs |  |  |  |  | 130
2023, Current period gross charge-offs |  |  | 578 |  | 70
2022, Current period gross charge-offs |  |  | 333 |  | 75
2021, Current period gross charge-offs |  |  | 89 |  | 87
2020, Current period gross charge-offs |  |  | 221 |  | 2,668
Prior, Current period gross charge-offs |  |  | 1,943 |  | 2,952
Total, Current period gross charge-offs |  |  | $ 3,164 |  | $ 5,982

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