Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Consolidated Statements of Comprehensive Income (Unaudited) [Abstract]
Net income	$ 12,551	$ 16,372	$ 24,677	$ 34,118
Net unrealized holding gain (loss) on securities available for sale	860	(3,718)	(1,012)	1,533
Tax effect	(218)	963	276	(387)
Net unrealized gain (loss) on securities available for sale, net of tax	642	(2,755)	(736)	1,146
Amortization of net actuarial gain	(202)	(114)	(405)	(228)
Amortization of prior service cost	3	3	6	6
Tax effect	52	29	104	58
Amortization of net actuarial gain and prior service cost on pension and postretirement plans, net of tax	(147)	(82)	(295)	(164)
Other comprehensive income (loss), net of tax	495	(2,837)	(1,031)	982
Comprehensive income	$ 13,046	$ 13,535	$ 23,646	$ 35,100