Accumulated Comprehensive Income Loss, Reclassification (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
AOCI Attributable to Parent [Abstract]
Available for sale security gains, net		$ (254)	$ 11
Provision for income taxes		(889)	(821)
NET INCOME		4,531	4,405
Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
NET INCOME	[1]	(123)	(48)
Unrealized Gain Loss 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		0	0
Provision for income taxes		0	0
NET INCOME		0	0
Defined Benefit Pension Items [Member] | Amount Reclassified from Accumulated Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Abstract]
Other expenses	[1]	(156)	(61)
Provision for income taxes		33	13
NET INCOME	[1]	$ (123)	$ (48)

[1] Amounts in parentheses indicate debits.