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Income Taxes (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Current
Federal
State	2	2	3
Foreign	365	91	10
Change in deferred
Federal	(1,604)	(2,466)	(4,213)
Federal valuation allowance	1,604	2,466	4,213
State	(197)	(252)	(460)
State valuation allowance	197	252	460
Foreign	(161)	6	64
Foreign valuation allowance	161	(6)	(64)
Total current	$ 367	$ 93	$ 13

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