Stockholders’ Equity and Earnings (Loss) per Share (Basic and Diluted Computation) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net loss (numerator):
Net loss	$ (6,269)	$ (414)
Loss per share:
Basic and diluted (usd per share)	$ (0.17)	$ (0.02)
Shares (denominator):
Weighted average common shares outstanding - basic	37,546	24,015
Net effect of dilutive stock options, warrants and restricted stock units	0	0
Weighted average common shares outstanding - diluted	37,546	24,015