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Loans and Allowance for Loan Losses (Amortized Cost of Loans by Loan Portfolio Class) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 50,679 | $ 14,932 | $ 128,397 | $ 93,857
Percentage of Total by Financing Class | 0.10% |  | 0.30% |
Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 1,824 |  | $ 4,692 |
Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 36,012 |  | 54,539 |
Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 12,586 |
Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 654 |  | 654 |
Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 12,189 |  | 55,926 |
Total commercial and industrial |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 44,635 | 10,332 | $ 116,588 | 69,964
Percentage of Total by Financing Class | 0.20% |  | 0.50% |
Total commercial and industrial | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 408 |  | $ 2,467 |
Total commercial and industrial | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 32,283 |  | 46,994 |
Total commercial and industrial | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 12,586 |
Total commercial and industrial | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial and industrial | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 11,944 |  | 54,541 |
Total commercial and industrial | Commercial, financial and agricultural |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 13,906 | 6,709 | $ 42,802 | 33,950
Percentage of Total by Financing Class | 0.10% |  | 0.30% |
Total commercial and industrial | Commercial, financial and agricultural | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 408 |  | $ 2,467 |
Total commercial and industrial | Commercial, financial and agricultural | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 13,304 |  | 26,212 |
Total commercial and industrial | Commercial, financial and agricultural | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 12,586 |
Total commercial and industrial | Commercial, financial and agricultural | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial and industrial | Commercial, financial and agricultural | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 194 |  | 1,537 |
Total commercial and industrial | Owner-occupied |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 30,729 | 3,623 | $ 73,786 | 36,014
Percentage of Total by Financing Class | 0.40% |  | 0.90% |
Total commercial and industrial | Owner-occupied | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total commercial and industrial | Owner-occupied | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 18,979 |  | 20,782 |
Total commercial and industrial | Owner-occupied | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial and industrial | Owner-occupied | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial and industrial | Owner-occupied | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 11,750 |  | 53,004 |
Total commercial real estate |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 3,398 | 4,402 | $ 6,798 | 18,656
Percentage of Total by Financing Class | 0.00% |  | 0.10% |
Total commercial real estate | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total commercial real estate | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 3,398 |  | 6,423 |
Total commercial real estate | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 375 |
Total commercial real estate | Investment properties |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 2,216 | 3,748 | $ 2,848 | 11,637
Percentage of Total by Financing Class | 0.00% |  | 0.00% |
Total commercial real estate | Investment properties | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total commercial real estate | Investment properties | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 2,216 |  | 2,848 |
Total commercial real estate | Investment properties | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | Investment properties | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | Investment properties | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | 1-4 family properties |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 36 | 654 | $ 2,804 | 3,851
Percentage of Total by Financing Class | 0.00% |  | 0.50% |
Total commercial real estate | 1-4 family properties | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total commercial real estate | 1-4 family properties | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 36 |  | 2,429 |
Total commercial real estate | 1-4 family properties | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | 1-4 family properties | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | 1-4 family properties | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 375 |
Total commercial real estate | Land and development |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 1,146 | 0 | $ 1,146 | 3,168
Percentage of Total by Financing Class | 0.30% |  | 0.30% |
Total commercial real estate | Land and development | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total commercial real estate | Land and development | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 1,146 |  | 1,146 |
Total commercial real estate | Land and development | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | Land and development | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total commercial real estate | Land and development | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 2,646 | 198 | $ 5,011 | 5,237
Percentage of Total by Financing Class | 0.00% |  | 0.10% |
Total consumer | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 1,416 |  | $ 2,225 |
Total consumer | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 331 |  | 1,122 |
Total consumer | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 654 |  | 654 |
Total consumer | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 245 |  | 1,010 |
Total consumer | Consumer mortgages |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 1,774 | 0 | $ 2,579 | 1,442
Percentage of Total by Financing Class | 0.00% |  | 0.00% |
Total consumer | Consumer mortgages | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 1,309 |  | $ 2,114 |
Total consumer | Consumer mortgages | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Consumer mortgages | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Consumer mortgages | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 465 |  | 465 |
Total consumer | Consumer mortgages | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Home equity |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 | 173 | $ 714 | 3,631
Percentage of Total by Financing Class | 0.00% |  | 0.00% |
Total consumer | Home equity | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total consumer | Home equity | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 425 |
Total consumer | Home equity | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Home equity | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Home equity | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 289 |
Total consumer | Credit cards |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Percentage of Total by Financing Class | 0.00% |  | 0.00% |
Total consumer | Credit cards | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |
Total consumer | Credit cards | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Credit cards | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Credit cards | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Other consumer loans |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 872 | $ 25 | $ 1,718 | $ 164
Percentage of Total by Financing Class | 0.10% |  | 0.20% |
Total consumer | Other consumer loans | Interest Rate Reduction |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 107 |  | $ 111 |
Total consumer | Other consumer loans | Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 331 |  | 697 |
Total consumer | Other consumer loans | Principal Forgiveness and Term Extensions |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 0 |  | 0 |
Total consumer | Other consumer loans | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 189 |  | 189 |
Total consumer | Other consumer loans | Interest Rate Reduction and Term Extension |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | 245 |  | 721 |
Total consumer | Credit cards | Payment Delay |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Amortized cost of loans, modified | $ 0 |  | $ 0 |

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