CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2015	$ 168	$ (2,000)	$ 62,263	$ (48,610)	$ (80)	$ 11,741
Balance (in shares) at Dec. 31, 2015	168,750	(10,308)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation	$ 4	$ 0	424	0	0	428
Share-based compensation (in shares)	3,949	0
Shares issued to settle liability	$ 2	$ 0	176	0	0	178
Shares issued to settle liability (in shares)	1,113	0
Shares not issued for employee tax liability	$ 0	$ 0	(7)	0	0	(7)
Foreign currency translation gain (loss)	0	0	0	0	(249)	(249)
Net (loss) income	0	0	0	820	0	820
Balance at Dec. 31, 2016	$ 174	$ (2,000)	62,856	(47,790)	(329)	12,911
Balance (in shares) at Dec. 31, 2016	173,812	(10,308)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation	$ 2	$ 0	512	0	0	514
Share-based compensation (in shares)	1,930	0
Shares issued to settle liability						0
Shares not issued for employee tax liability	$ 0	$ 0	(5)	0	0	(5)
Foreign currency translation gain (loss)	0	0	0	0	271	271
Net (loss) income	0	0	0	(4,539)	0	(4,539)
Balance at Dec. 31, 2017	$ 176	$ (2,000)	$ 63,363	$ (52,329)	$ (58)	$ 9,152
Balance (in shares) at Dec. 31, 2017	175,742	(10,308)