Shareholders' Equity - Calculation of earning per share (Details 1) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Equity [Abstract]
Net Income	$ 3,498	$ 1,317
Weighted average common shares outstanding (basic) (in shares)	2,272	2,267
Unvested restricted stock (in shares)	81	29
Weighted average common shares outstanding (diluted) (in shares)	2,353	2,296
Basic
Net income per share (in dollars per share)	$ 1.54	$ 0.58
Diluted
Net income per share (in dollars per share)	$ 1.49	$ 0.57