Restructuring Costs (Details Narrative) $ in Millions	12 Months Ended	18 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2014 position	Mar. 31, 2018
Restructuring Cost and Reserve [Line Items]
Entity number of employees	81
Restructuring Costs Under the 2013 Plan
Restructuring Cost and Reserve [Line Items]
Number of positions eliminated, worldwide (over 100) | position		100
2017 Plan
Restructuring Cost and Reserve [Line Items]
Entity number of employees			78
Severance expense | $	$ 1.2