Consolidated Statements of Comprehensive (Loss) Income (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 3,271	$ 6,609
Investment securities available-for-sale:
Change in unrealized gains (losses) on investment securities available-for-sale, net of tax	4,513	(19,582)
Defined benefit pension plans:
Amortization of net gains included in net periodic pension cost, net of tax	(112)	0
Total other comprehensive income (loss)	4,401	(19,582)
Total comprehensive income (loss)	$ 7,672	$ (12,973)