Condensed Consolidated Statements of Changes in Stockholders’ Equity - 3 months ended Mar. 31, 2017 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2016	$ 48,635	$ 21	$ 150,174	$ (95,970)	$ (5,590)
Balance (in shares) at Dec. 31, 2016		20,916,848
Common stock issued for exercises of options	0	$ 0	0	0	0
Common stock issued for exercises of options (in shares)		245
Common stock issued for compensation, services, and royalty payments	226	$ 0	226	0	0
Common stock issued for compensation, services, and royalty payments (in shares)		33,259
Net loss for the period ended March 31, 2017	(3,854)	$ 0	0	(3,854)	0
Other comprehensive income	289	0	0	0	289
Balance at Mar. 31, 2017	$ 45,296	$ 21	$ 150,400	$ (99,824)	$ (5,301)
Balance (in shares) at Mar. 31, 2017		20,950,352