Comprehensive Income - Reclassification out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ 19,467	$ 21,005	$ 57,516	$ 62,047
Salaries and Employee Benefits	14,339	13,446	41,980	39,375
Total before Tax	16,599	11,537	38,627	32,136
Provision for Income Taxes	(3,774)	(2,562)	(8,687)	(6,897)
NET INCOME	12,825	8,975	29,940	25,239
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss | Net Unrealized (Loss) Gain on Cash Flow Swap
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	(300)	196	688	624
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss | Accumulated Defined Benefit Plans Adjustment
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Total before Tax	(254)	207	823	655
Provision for Income Taxes	65	(53)	(212)	(169)
NET INCOME	(189)	154	611	486
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss | Amortization of Net Retirement Plan Prior Service Cost
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Salaries and Employee Benefits	(82)	(67)	(248)	(204)
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss | Amortization of Defined Benefit Pension, Actuarial Gain
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Salaries and Employee Benefits	$ 128	$ 78	$ 383	$ 235