CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues:
Revenue, net	$ 13,122	$ 14,545
Costs and expenses:
Cost of revenues	7,360	9,325
Selling, general and administrative expenses	5,513	5,360
Product development and research expenses	2,989	3,391
Total costs and expenses	15,862	18,076
Operating loss	(2,740)	(3,531)
Other (Expense) Income:
Foreign currency exchange (loss) gain	(844)	1,325
Debt partial extinguishment of 2019 Notes	(185)	0
Interest and other expense, net	(4,947)	(2,572)
Loss before income tax expense	(8,716)	(4,778)
Income tax expense	8	24
Net loss attributable to common shareholders	$ (8,724)	$ (4,802)
Basic and diluted loss per share (in dollars per share)	$ (0.16)	$ (0.09)
Weighted average shares of common stock outstanding:
Basic and diluted shares (in shares)	53,805,983	53,458,513