Significant Accounting Policies - Schedule of Estimated Useful Lives (Details)	12 Months Ended
	Dec. 31, 2017
Manufacturing equipment
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	10 years
Laboratory equipment
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	7 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	5 years
Software and computer equipment
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	3 years