Income Taxes (Details 1)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Statutory federal income tax rate	34.00%	34.00%
State, net of federal benefit	(0.30%)	(0.10%)
Non-deductible expenses	(5.40%)	(0.40%)
Change in valuation allowance	6.90%	(28.90%)
Foreign rate differential	0.90%	(2.80%)
Return to accrual difference true-ups	(0.60%)	(0.40%)
Other	3.80%	0.50%
Deferred True-Up	69.20%	0.00%
Change in federal statutory rate	(109.50%)	0.00%
Combined effective tax rate	(1.00%)	1.90%