Other Comprehensive (Loss) Income - Schedule of Changes in Each Component of Accumulated Other Comprehensive (Loss) Income, Net of Tax (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Investment securities available-for-sale:
Beginning balance	$ 1,274,283	$ 1,228,321
Amortization of unrealized loss on securities transferred to held-to-maturity	1,385	641
Other comprehensive (loss) income	(3,411)	18,593
Ending balance	1,259,413	1,241,958
Securities Available For Sale
Investment securities available-for-sale:
Beginning balance	(122,246)	(154,773)
Other comprehensive loss (income) before reclassifications	(5,067)	17,936
Amounts reclassified from accumulated other comprehensive income (loss)	(3)	16
Amortization of unrealized loss on securities transferred to held-to-maturity	0	0
Other comprehensive (loss) income	(5,070)	17,952
Ending balance	(127,316)	(136,821)
Securities Held to Maturity
Investment securities available-for-sale:
Beginning balance	(39,929)	(44,734)
Other comprehensive loss (income) before reclassifications	0	0
Amounts reclassified from accumulated other comprehensive income (loss)	0	0
Amortization of unrealized loss on securities transferred to held-to-maturity	1,385	641
Other comprehensive (loss) income	1,385	641
Ending balance	(38,544)	(44,093)
Derivatives
Investment securities available-for-sale:
Beginning balance	(182)	0
Other comprehensive loss (income) before reclassifications	274	0
Amounts reclassified from accumulated other comprehensive income (loss)	0	0
Amortization of unrealized loss on securities transferred to held-to-maturity	0	0
Other comprehensive (loss) income	274	0
Ending balance	92	0
Accumulated Other Comprehensive Income (Loss)
Investment securities available-for-sale:
Beginning balance	(162,357)	(199,507)
Other comprehensive loss (income) before reclassifications	(4,793)	17,936
Amounts reclassified from accumulated other comprehensive income (loss)	(3)	16
Amortization of unrealized loss on securities transferred to held-to-maturity	1,385	641
Other comprehensive (loss) income	(3,411)	18,593
Ending balance	$ (165,768)	$ (180,914)