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Income Taxes (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Current
Federal
State	$ 2	$ 3	$ 2
Foreign	91	10	107
Change in deferred
Federal	(2,466)	(4,213)	(3,794)
Federal valuation allowance	2,466	4,213	3,794
State	(252)	(460)	129
State valuation allowance	252	460	(129)
Foreign	6	64	111
Foreign valuation allowance	(6)	(64)	(111)
Total current	$ 93	$ 13	$ 109

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