Accumulated Comprehensive Income (Loss), Reclassification (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
AOCI Attributable to Parent [Abstract]
Available for sale security gains, net				$ 26	$ 78
Provision for income taxes		$ (1,759)	$ (1,066)	(3,702)	(2,817)
NET INCOME		8,007	5,196	17,876	14,447
Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
NET INCOME	[1]	100	(41)	(142)	(137)
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]	185	8	302	8
Provision for income taxes	[1]	(38)	(2)	(63)	(2)
NET INCOME	[1]	147	6	239	6
Defined Benefit Pension Items [Member] | Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
Other expenses	[1]	(59)	(60)	(482)	(181)
Provision for income taxes	[1]	12	13	101	38
NET INCOME	[1]	$ (47)	$ (47)	$ (381)	$ (143)

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