Earnings per Share (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Weighted average number of shares outstanding
Net income (loss)	$ 1,343	$ (2,416)	$ (1,428)	$ (5,445)
Basic weighted average number of common shares outstanding	3,848	2,969	3,747	2,901
Effect of stock options, restricted stock units and warrants computed on treasury stock method	896
Effect of convertible debt computed on treasurty stock method	5,896
Diluted weighted average number of common shares outstanding	10,640	2,969	3,747	2,901
Potentially dilutive common stock equivalents excluded from computation (in shares)		600	6,900	500