Accumulated Other Comprehensive Loss (Schedule of accumulated other comprehensive loss activity) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ 109,882	$ 59,277
Balance	$ 116,499	$ 109,882
Income tax rate	21.00%	21.00%
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ (4,104)	$ (7,012)
Other comprehensive (loss) gain before reclassifications	65	2,581
Amounts reclassified from accumulated other comprehensive loss	(248)	(327)
Period change	313	2,908
Balance	(3,791)	(4,104)
AOCL Defined Benefit Pension Plan
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(3,909)	(4,436)
Other comprehensive (loss) gain before reclassifications	(1,100)	254
Amounts reclassified from accumulated other comprehensive loss	(225)	(273)
Period change	(875)	527
Balance	(4,784)	(3,909)
AOCL Unrealized gains (losses) on available for sale securities
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(195)	(2,576)
Other comprehensive (loss) gain before reclassifications	1,165	2,327
Amounts reclassified from accumulated other comprehensive loss	(23)	(54)
Period change	1,188	2,381
Balance	$ 993	$ (195)