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Derivative Financial Instruments - Schedule of Effect of Derivative Instruments on the Consolidated Statements of Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Other Comprehensive Income on Derivative | $ 10,961 | $ (24,192) | $ 69,276
Gain (Loss) Reclassified from AOCI into Income | (10,505) | (17,628) | 15,067
Derivatives Not Designated as Hedging Instruments |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | (1,233) | 336 | 11
Fair value hedges |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | (10,593) | 21,247 | (54,394)
Gain (Loss) Recognized in Income on Related Hedged Items | 10,592 | (20,965) | 53,832
Interest rate swaps on borrowings | Fair value hedges |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | 15,810 | (10,124) | (1,769)
Gain (Loss) Recognized in Income on Related Hedged Items | (15,811) | 10,053 | 1,684
Interest rate swaps on investment securities | Fair value hedges |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | (26,403) | 31,371 | (52,625)
Gain (Loss) Recognized in Income on Related Hedged Items | 26,403 | (31,018) | 52,148
Interest rate contracts |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Other Comprehensive Income on Derivative | 10,961 | (25,987) | 28,029
Gain (Loss) Reclassified from AOCI into Income | (14,899) | (21,809) | 11,621
Interest rate contracts | Derivatives Not Designated as Hedging Instruments |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | (358) | 52 | 457
Mortgage contracts | Derivatives Not Designated as Hedging Instruments |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | (848) | 334 | (401)
Foreign currency contracts | Derivatives Not Designated as Hedging Instruments |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivative | $ (27) | $ (50) | $ (45)

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