CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues:
Revenue, net	$ 10,433	$ 13,586	$ 22,021	$ 21,033
Costs and expenses:
Cost of revenues	13,136	11,084	25,935	19,694
Selling, general and administrative expenses	5,735	4,989	12,007	11,706
Impairment charges	0	0	24	8,373
Product development and research expenses	2,227	1,880	3,690	3,680
Total costs and expenses	21,098	17,953	41,656	43,453
Operating loss	(10,665)	(4,367)	(19,635)	(22,420)
Other income (expense):
Foreign currency exchange gain (loss)	785	2,125	(1,307)	528
Interest and other expense, net	(2,989)	(7,520)	(7,108)	(13,396)
Gain on debt restructuring	0	0	22,439	0
Inducement loss	0	0	(1,889)	0
Change in the fair value of derivative liabilities	0	(4,591)	(3,186)	(5,849)
Loss before income tax expense	(12,869)	(14,353)	(10,686)	(41,137)
Income tax (benefit) expense	(3)	(21)	27	31
Loss attributable to common shareholders	$ (12,866)	$ (14,332)	$ (10,713)	$ (41,168)
Loss per share
Basic loss per share (in dollars per share)	$ (0.14)	$ (2.56)	$ (0.14)	$ (7.50)
Diluted loss per share (in dollars per shares)	$ (0.14)	$ (2.56)	$ (0.14)	$ (7.50)
Weighted average shares of common stock outstanding:
Basic (in shares)	93,410,017	5,593,557	76,037,735	5,491,554
Diluted (in shares)	93,410,017	5,593,557	76,037,735	5,491,554