Shareholders' Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended		29 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Nov. 14, 2016	May 02, 2012
Number of shares repurchased	90,000
Treasury Stock [Member]
Number of shares authorized to repurchased					500,000
Number of shares repurchased	90,000	13,879	90,000
Purchase of treasury stock			155,915
Purchase of treasury stock, value			$ 300
Additional number of shares authorized to repurchased	344,085		344,085
Average price per share of treasury stock acquired	$ 38.61
Treasury Stock [Member] | Maximum [Member]
Number of shares authorized to repurchased				500,000