Consolidated Statements of Comprehensive Income - 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
Net income	$ 6,113	$ 6,043	$ 11,419	$ 12,296
Available-for-sale debt securities:
Unrealized holding (losses) gains on available-for-sale debt securities	(812)	(6,663)	(3,586)	2,330
Reclassification adjustment for losses (gains) realized in income	0	1	0	(6)
Other comprehensive (loss) income on available-for-sale debt securities	(812)	(6,662)	(3,586)	2,324
Unfunded pension and postretirement obligations:
Changes from plan amendments and actuarial gains and losses	0	0	394	(8)
Amortization of prior service cost and net actuarial loss and curtailment gain included in net periodic benefit cost	(20)	(14)	(510)	(28)
Other comprehensive loss on pension and postretirement obligations	(20)	(14)	(116)	(36)
Other comprehensive (loss) income before income tax	(832)	(6,676)	(3,702)	2,288
Income tax related to other comprehensive loss (income)	177	1,400	778	(483)
Net other comprehensive (loss) income	(655)	(5,276)	(2,924)	1,805
Comprehensive income	$ 5,458	$ 767	$ 8,495	$ 14,101