Comprehensive Income - Changes in Accumulated Other Comprehensive Income By Component (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 408,506	$ 383,018	$ 400,901	$ 379,772
Other comprehensive income or loss before reclassifications	2,060	5,818	10,424	7,934
Amounts reclassified from accumulated other comprehensive income or loss	189	(154)	(611)	(486)
Other Comprehensive Income	2,249	5,664	9,813	7,448
Ending balance	417,687	393,311	417,687	393,311
AOCI Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(10,889)	(31,632)	(18,453)	(33,416)
Other Comprehensive Income	2,249	5,664	9,813	7,448
Ending balance	(8,640)	(25,968)	(8,640)	(25,968)
Unrealized Loss on Available-for-Sale Securities
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(17,620)	(32,427)	(27,292)	(31,648)
Other comprehensive income or loss before reclassifications	2,452	9,282	12,124	8,503
Amounts reclassified from accumulated other comprehensive income or loss	0	0	0	0
Other Comprehensive Income	2,452	9,282	12,124	8,503
Ending balance	(15,168)	(23,145)	(15,168)	(23,145)
Net Unrealized (Loss) Gain on Cash Flow Swap
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	2,636	4,289	4,677	1,711
Other comprehensive income or loss before reclassifications	(392)	(3,464)	(1,700)	(569)
Amounts reclassified from accumulated other comprehensive income or loss	222	(146)	(511)	(463)
Other Comprehensive Income	(170)	(3,610)	(2,211)	(1,032)
Ending balance	2,466	679	2,466	679
Net Actuarial Gain (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	4,738	(2,955)	4,927	(2,839)
Other comprehensive income or loss before reclassifications	0	0	0	0
Amounts reclassified from accumulated other comprehensive income or loss	(95)	(58)	(284)	(174)
Other Comprehensive Income	(95)	(58)	(284)	(174)
Ending balance	4,643	(3,013)	4,643	(3,013)
Net Prior Service Cost
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(643)	(539)	(765)	(640)
Other comprehensive income or loss before reclassifications	0	0	0	0
Amounts reclassified from accumulated other comprehensive income or loss	62	50	184	151
Other Comprehensive Income	62	50	184	151
Ending balance	$ (581)	$ (489)	$ (581)	$ (489)