Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Consolidated Statements of Comprehensive Income (Unaudited) [Abstract]
Net income	$ 12,875	$ 14,680	$ 37,552	$ 48,798
Net unrealized holding gain (loss) on securities available for sale	10,558	(7,063)	9,546	(5,530)
Tax effect	(2,742)	1,851	(2,466)	1,464
Net unrealized gain (loss) on securities available for sale, net of tax	7,816	(5,212)	7,080	(4,066)
Amortization of net actuarial gain	(203)	(115)	(608)	(343)
Amortization of prior service cost	4	4	10	10
Tax effect	51	29	155	87
Amortization of net actuarial gain and prior service cost on pension and postretirement plans, net of tax	(148)	(82)	(443)	(246)
Other comprehensive income (loss), net of tax	7,668	(5,294)	6,637	(4,312)
Comprehensive income	$ 20,543	$ 9,386	$ 44,189	$ 44,486