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Allowance for Credit Losses (Aging By Loan Class) (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Financing receivable recorded investment |  |
Past due 90 days or Greater and Still Accruing | $ 4,413 | $ 6,132
Loans | 7,573,077 | 7,430,603
Current |  |
Financing receivable recorded investment |  |
Loans | 7,504,603 | 7,412,585
Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 68,474 | 18,018
30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 20,951 | 8,552
60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 3,092 | 2,251
90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | 44,431 | 7,215
Commercial, financial and agricultural |  |
Financing receivable recorded investment |  |
Loans | 4,280,036 | 4,373,373
Commercial, financial and agricultural | Domestic | Commercial. |  |
Financing receivable recorded investment |  |
Past due 90 days or Greater and Still Accruing | 167 | 59
Loans | 1,453,197 | 1,498,754
Commercial, financial and agricultural | Domestic | Commercial. | Current |  |
Financing receivable recorded investment |  |
Loans | 1,407,227 | 1,495,750
Commercial, financial and agricultural | Domestic | Commercial. | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 45,970 | 3,004
Commercial, financial and agricultural | Domestic | Commercial. | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 14,411 | 1,732
Commercial, financial and agricultural | Domestic | Commercial. | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 1,584 | 258
Commercial, financial and agricultural | Domestic | Commercial. | 90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | 29,975 | 1,014
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial |  |
Financing receivable recorded investment |  |
Loans | 2,518,670 | 2,568,118
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial | Current |  |
Financing receivable recorded investment |  |
Loans | 2,517,925 | 2,566,257
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 745 | 1,861
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 745 | 1,744
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans |  | 117
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily |  |
Financing receivable recorded investment |  |
Loans | 308,169 | 306,501
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily | Current |  |
Financing receivable recorded investment |  |
Loans | 308,016 | 306,501
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 153 |
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 45 |
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 108 |
Obligations of states and political subdivisions |  |
Financing receivable recorded investment |  |
Loans | 2,202,187 | 1,989,669
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development |  |
Financing receivable recorded investment |  |
Loans | 2,202,187 | 1,989,669
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development | Current |  |
Financing receivable recorded investment |  |
Loans | 2,191,375 | 1,988,539
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 10,812 | 1,130
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 629 | 1,130
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 98 |
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development | 90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | 10,085 |
Real estate - mortgage |  |
Financing receivable recorded investment |  |
Loans | 866,427 | 865,994
Real estate - mortgage | Domestic | Residential: first lien |  |
Financing receivable recorded investment |  |
Past due 90 days or Greater and Still Accruing | 2,588 | 4,061
Loans | 418,902 | 425,724
Real estate - mortgage | Domestic | Residential: first lien | Current |  |
Financing receivable recorded investment |  |
Loans | 412,093 | 418,444
Real estate - mortgage | Domestic | Residential: first lien | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 6,809 | 7,280
Real estate - mortgage | Domestic | Residential: first lien | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 3,338 | 2,023
Real estate - mortgage | Domestic | Residential: first lien | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 758 | 1,068
Real estate - mortgage | Domestic | Residential: first lien | 90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | 2,713 | 4,189
Real estate - mortgage | Domestic | Residential Junior Lien |  |
Financing receivable recorded investment |  |
Past due 90 days or Greater and Still Accruing | 1,278 | 1,717
Loans | 447,525 | 440,270
Real estate - mortgage | Domestic | Residential Junior Lien | Current |  |
Financing receivable recorded investment |  |
Loans | 444,604 | 436,857
Real estate - mortgage | Domestic | Residential Junior Lien | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 2,921 | 3,413
Real estate - mortgage | Domestic | Residential Junior Lien | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 1,344 | 925
Real estate - mortgage | Domestic | Residential Junior Lien | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 299 | 771
Real estate - mortgage | Domestic | Residential Junior Lien | 90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | 1,278 | 1,717
Consumer |  |
Financing receivable recorded investment |  |
Loans | 43,411 | 41,592
Consumer | Domestic |  |
Financing receivable recorded investment |  |
Past due 90 days or Greater and Still Accruing | 6 | 7
Loans | 43,411 | 41,592
Consumer | Domestic | Current |  |
Financing receivable recorded investment |  |
Loans | 43,131 | 41,290
Consumer | Domestic | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 280 | 302
Consumer | Domestic | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 255 | 281
Consumer | Domestic | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 19 | 14
Consumer | Domestic | 90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | 6 | 7
Foreign. |  |
Financing receivable recorded investment |  |
Loans | 181,016 | 159,975
Foreign. | Foreign |  |
Financing receivable recorded investment |  |
Past due 90 days or Greater and Still Accruing | 374 | 288
Loans | 181,016 | 159,975
Foreign. | Foreign | Current |  |
Financing receivable recorded investment |  |
Loans | 180,232 | 158,947
Foreign. | Foreign | Total Past Due |  |
Financing receivable recorded investment |  |
Loans | 784 | 1,028
Foreign. | Foreign | 30 to 59 Days |  |
Financing receivable recorded investment |  |
Loans | 184 | 717
Foreign. | Foreign | 60 to 89 Days |  |
Financing receivable recorded investment |  |
Loans | 226 | 23
Foreign. | Foreign | 90 Days or Greater |  |
Financing receivable recorded investment |  |
Loans | $ 374 | $ 288

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