Stockholders’ Equity and Accumulated Other Comprehensive Income (Loss) - Schedule of Change in the Components of the Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$ 174,229	$ 149,547
Other comprehensive income (loss), before reclassifications	(3,609)	213
Amounts reclassified from accumulated other comprehensive loss	(9)
Current period other comprehensive income (loss), before tax	(3,618)	213
Income tax (benefit) expense	760	(45)
Total other comprehensive income (loss)	(2,858)	168
Balance at end of period	175,386	153,411
Unrealized Gains (Losses) on Securities
Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	(16,590)	(24,416)
Other comprehensive income (loss), before reclassifications	(3,310)	485
Amounts reclassified from accumulated other comprehensive loss	(9)
Current period other comprehensive income (loss), before tax	(3,319)	485
Income tax (benefit) expense	697	(102)
Total other comprehensive income (loss)	(2,622)	383
Balance at end of period	(19,212)	(24,033)
Unrecognized Net Pension and Postretirement (Income) Costs
Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	12,977	11,973
Other comprehensive income (loss), before reclassifications	(299)	(272)
Amounts reclassified from accumulated other comprehensive loss	0
Current period other comprehensive income (loss), before tax	(299)	(272)
Income tax (benefit) expense	63	57
Total other comprehensive income (loss)	(236)	(215)
Balance at end of period	12,741	11,758
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	(3,613)	(12,443)
Total other comprehensive income (loss)	(2,858)	168
Balance at end of period	$ (6,471)	$ (12,275)