Business Combination (Schedule of Pro Forma Information) (Details) - Nesscap $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017 USD ($) $ / shares shares
Business Acquisition [Line Items]
Net revenues	$ 31,852
Net loss	$ (11,779)
Business Acquisition, Pro Forma Information [Abstract]
Basic (in dollars per share) | $ / shares	$ (0.32)
Business Acquisition, Pro Forma Information, Weighted Average Common Shares Outstanding [Abstract]
Basic and diluted (in shares) | shares	36,344