Accumulated Comprehensive Income, Reclassification (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
AOCI Attributable to Parent [Abstract]
Available for sale security gains, net				$ 500	$ 26
Provision for income taxes		$ (1,578)	$ (1,759)	(4,645)	(3,702)
NET INCOME		7,064	8,007	22,174	17,876
Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
NET INCOME	[1]	63	100	(34)	(142)
Unrealized Gains and Losses on Available for Sale Securities [Member] | Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
Available for sale security gains, net	[1]	162	185	212	302
Provision for income taxes	[1]	(34)	(38)	(45)	(63)
NET INCOME	[1]	128	147	167	239
Defined Benefit Pension Items [Member] | Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
Other expenses	[1]	(81)	(59)	(254)	(482)
Provision for income taxes	[1]	16	12	53	101
NET INCOME	[1]	$ (65)	$ (47)	$ (201)	$ (381)

[1] Amounts in parentheses indicate expenses and other amounts indicate income on the Consolidated Statement of Income