Consolidated Statement of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Revenues
Revenues	$ 1,824	$ 5,195
Expenses
Cost of royalty, license and other revenue		373
Research and development expense	5,104	2,615
Selling, general and administrative expense	4,999	3,965
Depreciation of tangible assets	719	735
Total expenses	10,822	7,688
Operating loss	(8,998)	(2,493)
Interest income	11	11
Financing and interest expense	(1,121)	(569)
Net financing and interest expense	(1,110)	(558)
Loss before income taxes	(10,108)	(3,051)
Income taxes (note 16)	0	0
Net loss	(10,108)	(3,051)
Other comprehensive income (loss)
Change in fair value	3	71
Foreign currency translation adjustment	(532)	311
Total other comprehensive income (loss)	(529)	382
Comprehensive loss	$ (10,637)	$ (2,669)
Basic and diluted:
Weighted average number of shares outstanding (in shares)	74,121,922	66,152,830
Basic and diluted loss per common share (in dollars per share)	$ (0.14)	$ (0.04)