Consolidated Statements Of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Consolidated Statements Of Comprehensive (Loss) Income [Abstract]
NET INCOME	$ 3,618	$ 5,864	$ 14,350	$ 16,346
OTHER COMPREHENSIVE LOSS , NET OF TAX:
Unrealized loss on available-for-sale securities:	(8,813)	(15,581)	(9,472)	(44,319)
Defined benefit pension plans:
Amortization of prior service cost		6		16
Amortization of actuarial loss	20	50	60	150
Total	20	56	60	166
OTHER COMPREHENSIVE LOSS , NET OF TAX:	(8,793)	(15,525)	(9,412)	(44,153)
COMPREHENSIVE INCOME (LOSS)	$ (5,175)	$ (9,661)	$ 4,938	$ (27,807)