Business Combination (Schedule of Pro Forma Information) (Details) - Nesscap $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) $ / shares shares
Business Acquisition [Line Items]
Net revenues	$ 92,875
Net loss	$ (43,849)
Business Acquisition, Pro Forma Information [Abstract]
Basic and diluted (in dollars per share) | $ / shares	$ (1.19)
Business Acquisition, Pro Forma Information, Weighted Average Common Shares Outstanding [Abstract]
Basic and diluted (in shares) | shares	36,809