CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (Parenthetical) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Unrealized holding gain (loss) on securities arising during the period, income tax expense	$ 1,200,000	$ (6,200,000)	$ 1,700,000	$ 8,300,000
Reclassification adjustment for net gain on sale of securities included in net income, income tax expense	0	0	0	39,000
Unrealized loss on securities transferred from available-for-sale to held-to maturity, income tax expense (benefit)	0	0	0	(14,300,000)
Amortization of unrealized loss on securities transferred from available-for-sale to held-to-maturity, income tax expense	$ 1,000,000.0	$ 1,100,000	$ 2,000,000.0	$ 2,000,000.0