CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Unrealized gains (losses) on available-for-sale securities, tax expense (benefit)	$ 7,700	$ (57,100)	$ (8,200)
Amortization of unrealized (gains) losses on securities transferred to held-to-maturity, tax expense (benefit)	(13)	(7)	21
Reclassification adjustment for losses included in net income, tax (benefit) expense	(700)		(85)
Unrealized gains on derivatives designated as fair value hedges, net of reclassifications to income, tax expense	700
Unrealized gains (losses) on derivatives designated as cash flow hedges, net of reclassifications to income, tax expense (benefit)	$ 100	$ (26)	$ 100