CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Statement of Comprehensive Income [Abstract]
Unrealized gain (loss) on securities, net of income tax expense (benefit)	$ 5,300,000	$ 4,400,000	$ (84,500,000)
Income tax (benefit) expense on reclassification adjustment for net loss (gain) on sale of securities included in net income	0	(71,800,000)	488,000
Unrealized loss on securities transferred from available-for-sale to held-to maturity, income tax (benefit)	0	(14,300,000)	(19,100,000)
Amortization of unrealized loss on securities transferred from available-for-sale to held-to-maturity, income tax expense	$ 4,200,000	$ 4,200,000	$ 1,900,000