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Derivative Instruments - Effect Of Fair Value Hedges On Consolidated Statements Of Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Derivative [Line Items] |  |  |
Loans, including fees | $ 1,796,900 | $ 1,532,947 | $ 1,512,748
Deposits | (187,232) | (74,919) | (217,777)
Long-term debt | (79,402) | (45,349) | (66,053)
Interest Income, Loans, Including Fees |  |  |
Derivative [Line Items] |  |  |
Loans, including fees | 1,806,060 | 1,482,567 | 1,600,462
Interest Income, Loans, Including Fees | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Pre-tax income (loss) recognized on hedges | (24,057) |  |
Interest Income, Loans, Including Fees | Fair Value Hedging |  |  |
Derivative [Line Items] |  |  |
Amounts related to interest settlements and amortization on derivatives | 0 |  |
Recognized on derivatives | 0 |  |
Recognized on hedged items | 0 |  |
Pre-tax income (loss) recognized on hedges | 0 |  |
Interest Income, Loans, Including Fees | Interest rate contracts | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | (24,057) | 12,862 | 2,765
Pre-tax income (loss) recognized on hedges |  | 12,862 | $ 2,765
Deposits |  |  |
Derivative [Line Items] |  |  |
Deposits | (187,232) |  |
Deposits | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Pre-tax income (loss) recognized on hedges | 0 |  |
Deposits | Fair Value Hedging |  |  |
Derivative [Line Items] |  |  |
Amounts related to interest settlements and amortization on derivatives | 1,516 |  |
Recognized on derivatives | (24,227) |  |
Recognized on hedged items | 24,227 |  |
Pre-tax income (loss) recognized on hedges | 1,516 |  |
Deposits | Interest rate contracts | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | 0 |  |
Deposits | Interest rate contracts | Fair Value Hedging |  |  |
Derivative [Line Items] |  |  |
Recognized on hedged items | 24,227 | 0 |
Long-Term Debt |  |  |
Derivative [Line Items] |  |  |
Long-term debt | (79,402) |  |
Long-Term Debt | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Pre-tax income (loss) recognized on hedges | 0 |  |
Long-Term Debt | Fair Value Hedging |  |  |
Derivative [Line Items] |  |  |
Amounts related to interest settlements and amortization on derivatives | (322) |  |
Recognized on derivatives | (19,348) |  |
Recognized on hedged items | 19,348 |  |
Pre-tax income (loss) recognized on hedges | (322) |  |
Long-Term Debt | Interest rate contracts | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | $ 0 |  |
Long-Term Debt | Interest rate contracts | Fair Value Hedging |  |  |
Derivative [Line Items] |  |  |
Recognized on hedged items |  | $ 0 |

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