Income Taxes - Exp (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income (loss) from continuing operations before income taxes
United States	$ (11,732)	$ (6,484)
Other Countries	1,073	(18,899)
Loss from operations before income taxes	(10,659)	(25,383)
Current taxes	$ 0	$ 0
Reconciliation of the provision for income taxes computed at the statutory rate to the provision for income taxes
US rate (as a percent)	34.00%	34.00%
Tax expense (benefit) at US rate of 34%	$ (3,624)	$ (8,630)
Other adjustments:
Rate differential of other jurisdictions	(98)	681
Effects of foreign earnings	(786)	(1,475)
Change in valuation allowance	(4,690)	3,745
Provision to tax return true-ups	209	(10,533)
Exchange rate changes on deferred tax assets	8,802	15,772
Effect of a change in tax rates	(1,177)
Debt extinguishment loss	550
Warrant liability loss	838
Other	$ (24)	$ 440