Net Income Per Share (Schedule of Weighted Average Number of Shares) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Basic net income per share
Net Income	$ 1,505	$ 1,404
Weighted Average Shares	2,719,840	2,692,803
Per Share Amount	$ 0.55	$ 0.52
Effect of dilutive stock options	7,608	1,287
Diluted net income per share
Net Income	$ 1,505	$ 1,404
Weighted Average Shares	2,727,448	2,694,090
Per Share Amount	$ 0.55	$ 0.52