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Loans and Allowance for Credit Losses - Age Analysis of Past Due Loans by Segment (Detail) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | $ 8,983,754 | $ 8,968,761
Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,355,974 | 1,357,649
Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,677,989 | 1,543,349
Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 483,384 | 597,735
Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,341,703 | 2,416,876
Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 3,124,704 | 3,053,152
Time and demand loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,133,595 | 1,187,300
Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,133,595 | 1,187,300
Commercial credit cards |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 11,718 | 12,906
Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 11,718 | 12,906
Senior Lien |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,670,547 | 1,739,107
Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,670,547 | 1,739,107
Junior Lien |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 671,156 | 677,769
Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 671,156 | 677,769
Multifamily |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 597,145 | 551,142
Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 597,145 | 551,142
Nonowner Occupied Commercial Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,804,950 | 1,772,785
Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,804,950 | 1,772,785
Owner Occupied Commercial Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 722,609 | 729,225
Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 722,609 | 729,225
Automobile Loan |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,280,645 | 1,277,969
Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,280,645 | 1,277,969
Consumer Credit Cards |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 9,865 | 10,291
Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 9,865 | 10,291
Other consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 65,464 | 69,389
Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 65,464 | 69,389
Equipment Finance |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 427,320 | 232,944
Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 427,320 | 232,944
Time and Demand Loans Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 105,356 | 110,199
Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 105,356 | 110,199
Construction Residential |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 8,017 | 56,102
Construction Residential | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 8,017 | 56,102
Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 8,017 | 56,102
Construction Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 475,367 | 541,633
Construction Other | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 475,367 | 541,633
Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 475,367 | 541,633
Financial Asset, 30 to 59 Days Past Due [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 14,673 | 16,958
Financial Asset, 30 to 59 Days Past Due [Member] | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 5,020 | 4,613
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,379 | 1,206
Financial Asset, 30 to 59 Days Past Due [Member] | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 5,677 | 6,982
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,597 | 4,157
Financial Asset, 30 to 59 Days Past Due [Member] | Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 649 | 565
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 61 | 7
Financial Asset, 30 to 59 Days Past Due [Member] | Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 3,904 | 4,130
Financial Asset, 30 to 59 Days Past Due [Member] | Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,773 | 2,852
Financial Asset, 30 to 59 Days Past Due [Member] | Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 212 | 0
Financial Asset, 30 to 59 Days Past Due [Member] | Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 72 | 2,303
Financial Asset, 30 to 59 Days Past Due [Member] | Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,313 | 1,854
Financial Asset, 30 to 59 Days Past Due [Member] | Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 4,667 | 4,115
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 24 | 39
Financial Asset, 30 to 59 Days Past Due [Member] | Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 329 | 459
Financial Asset, 30 to 59 Days Past Due [Member] | Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,659 | 600
Financial Asset, 30 to 59 Days Past Due [Member] | Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 10 | 34
Financial Asset, 30 to 59 Days Past Due [Member] | Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 30 to 59 Days Past Due [Member] | Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 60 to 89 Days Past Due [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 5,445 | 3,158
Financial Asset, 60 to 89 Days Past Due [Member] | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,143 | 878
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,544 | 745
Financial Asset, 60 to 89 Days Past Due [Member] | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,659 | 1,535
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,099 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,126 | 691
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 26 | 54
Financial Asset, 60 to 89 Days Past Due [Member] | Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,184 | 940
Financial Asset, 60 to 89 Days Past Due [Member] | Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 475 | 595
Financial Asset, 60 to 89 Days Past Due [Member] | Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 742 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 357 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 930 | 612
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 28 | 71
Financial Asset, 60 to 89 Days Past Due [Member] | Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 185 | 195
Financial Asset, 60 to 89 Days Past Due [Member] | Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 392 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, 60 to 89 Days Past Due [Member] | Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,064 | 9,436
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 450 | 678
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 26 | 4,187
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,588 | 1,062
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 3,509
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 26 | 4,187
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,134 | 171
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 454 | 891
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 3,509
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 149 | 151
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 301 | 527
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Nonaccrual Commercial Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 61,456 | 39,472
Nonaccrual Commercial Loans [Member] | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 250 | 166
Nonaccrual Commercial Loans [Member] | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 14,987 | 10,060
Nonaccrual Commercial Loans [Member] | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,529 | 3,288
Nonaccrual Commercial Loans [Member] | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 11,587 | 8,573
Nonaccrual Commercial Loans [Member] | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 32,103 | 17,385
Nonaccrual Commercial Loans [Member] | Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 14,181 | 9,218
Nonaccrual Commercial Loans [Member] | Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Nonaccrual Commercial Loans [Member] | Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 7,134 | 4,443
Nonaccrual Commercial Loans [Member] | Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 4,453 | 4,130
Nonaccrual Commercial Loans [Member] | Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 20 | 55
Nonaccrual Commercial Loans [Member] | Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 24,550 | 14,282
Nonaccrual Commercial Loans [Member] | Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 7,533 | 3,048
Nonaccrual Commercial Loans [Member] | Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 147 | 164
Nonaccrual Commercial Loans [Member] | Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Nonaccrual Commercial Loans [Member] | Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 103 | 2
Nonaccrual Commercial Loans [Member] | Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 806 | 842
Nonaccrual Commercial Loans [Member] | Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Nonaccrual Commercial Loans [Member] | Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Nonaccrual Commercial Loans [Member] | Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,529 | 3,288
Financial Asset, Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 83,638 | 69,024
Financial Asset, Past Due | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 6,863 | 6,335
Financial Asset, Past Due | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 18,936 | 16,198
Financial Asset, Past Due | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,529 | 3,288
Financial Asset, Past Due | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 20,511 | 18,152
Financial Asset, Past Due | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 34,799 | 25,051
Financial Asset, Past Due | Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 15,982 | 14,661
Financial Asset, Past Due | Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 87 | 61
Financial Asset, Past Due | Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 13,356 | 9,684
Financial Asset, Past Due | Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 7,155 | 8,468
Financial Asset, Past Due | Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 232 | 55
Financial Asset, Past Due | Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 25,364 | 20,094
Financial Asset, Past Due | Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 9,203 | 4,902
Financial Asset, Past Due | Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 5,893 | 5,042
Financial Asset, Past Due | Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 52 | 110
Financial Asset, Past Due | Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 918 | 1,183
Financial Asset, Past Due | Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,857 | 1,442
Financial Asset, Past Due | Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 10 | 34
Financial Asset, Past Due | Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 0 | 0
Financial Asset, Past Due | Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,529 | 3,288
Financial Asset, Not Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 8,900,116 | 8,899,737
Financial Asset, Not Past Due | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,349,111 | 1,351,314
Financial Asset, Not Past Due | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,659,053 | 1,527,151
Financial Asset, Not Past Due | Real Estate Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 480,855 | 594,447
Financial Asset, Not Past Due | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 2,321,192 | 2,398,724
Financial Asset, Not Past Due | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 3,089,905 | 3,028,101
Financial Asset, Not Past Due | Time and demand loans | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,117,613 | 1,172,639
Financial Asset, Not Past Due | Commercial credit cards | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 11,631 | 12,845
Financial Asset, Not Past Due | Senior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,657,191 | 1,729,423
Financial Asset, Not Past Due | Junior Lien | Residential Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 664,001 | 669,301
Financial Asset, Not Past Due | Multifamily | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 596,913 | 551,087
Financial Asset, Not Past Due | Nonowner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,779,586 | 1,752,691
Financial Asset, Not Past Due | Owner Occupied Commercial Real Estate | Commercial real estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 713,406 | 724,323
Financial Asset, Not Past Due | Automobile Loan | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 1,274,752 | 1,272,927
Financial Asset, Not Past Due | Consumer Credit Cards | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 9,813 | 10,181
Financial Asset, Not Past Due | Other consumer loans | Loans To Individuals [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 64,546 | 68,206
Financial Asset, Not Past Due | Equipment Finance | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 424,463 | 231,502
Financial Asset, Not Past Due | Time and Demand Loans Other | Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 105,346 | 110,165
Financial Asset, Not Past Due | Construction Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | 8,017 | 56,102
Financial Asset, Not Past Due | Construction Other | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, before allowance for credit loss | $ 472,838 | $ 538,345

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