Comprehensive (Loss) Income - Reclassification out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ 1,555	$ 1,335	$ 2,677	$ 2,874
Salaries and Employee Benefits	11,687	10,845	22,973	21,983
Total before Tax	15,532	17,488	31,805	34,221
Provision for income taxes	(3,558)	(4,209)	(7,256)	(7,662)
Net Income	11,974	13,279	24,549	26,559
Amounts Reclassified from Accumulated Other Comprehensive Income | Unrealized Loss on Cash Flow Swap
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	(11)	30	18	58
Amounts Reclassified from Accumulated Other Comprehensive Income | Amortization of Defined Benefit Pension, Prior-Service Costs
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Salaries and Employee Benefits	(107)	(57)	(114)	(116)
Amounts Reclassified from Accumulated Other Comprehensive Income | Amortization of Defined Benefit Pension, Actuarial Loss
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Salaries and Employee Benefits	29	0	(28)	(46)
Amounts Reclassified from Accumulated Other Comprehensive Income | Accumulated Defined Benefit Plans Adjustment
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Total before Tax	(89)	(27)	(124)	(104)
Provision for income taxes	23	7	31	27
Net Income	$ (66)	$ (20)	$ (93)	$ (77)