Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Prepaid Expenses and Other Current Assets [Abstract]
Prepaid expenses	$ 639	$ 539
Deferred income taxes - current	18	27
Value added tax receivable	425	533
Other current assets	1,424	895
Total	$ 2,506	$ 1,994