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Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Tax effect | $ 32,811 | $ 28,230
Total accumulated other comprehensive income (loss) | (123,434) | (106,198)
Unrealized gain (loss) on securities available for sale |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Accumulated other comprehensive income (loss), before tax | (159,454) | (140,144)
Unamortized gain (loss) on securities held to maturity, previously transferred from AFS |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Accumulated other comprehensive income (loss), before tax | 3,209 | 3,740
Unrealized gain (loss) on derivative instruments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Accumulated other comprehensive income (loss), before tax | $ 0 | $ 1,976

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