Summary of Significant Accounting Policies - Schedule of reconciliation of weighted average shares outstanding for the basic and diluted earnings per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Basic and diluted earnings per share computations [Abstract]
Net loss	$ (15,571)	$ (24,122)
Basic:
Weighted average shares outstanding at beginning of year (in shares)	16,041	15,949
Weighted average shares issued during the year, net (in shares)	182	92
Weighted average common shares, basic (in shares)	16,223	16,041
Loss from per common share, basic (in dollars per share)	$ (0.96)	$ (1.50)
Diluted:
Weighted average common shares, basic (in shares)	16,223	16,041
Dilutive impact of stock options and restricted stock awards (in shares)	0	0
Weighted average common shares, diluted (in shares)	16,223	16,041
Loss per common share, diluted (in dollars per share)	$ (0.96)	$ (1.50)