Other Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Other Liabilities, Current	$ 556	$ 2,551
Estimated interest and penalties		0
Interest and penalties accrued	0	0
Deferred revenue	500
Loss Contingency Accrual		2,300
Third party contractor in Mexico
Loss Contingency Accrual	100
Sentient Loan
Accrued interest	100
Argentina Equity Tax 2009 Through 2012
Net income tax due	400
Accrued income taxes, net	200
Estimated interest and penalties	200
Interest and penalties accrued	$ 200
Loss Contingency Accrual		$ 200