Debt - Additional Information (Details) - USD ($)		9 Months Ended
	Aug. 04, 2016	Sep. 30, 2016
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	$ 35,000,000
Credit facility repayment term, description		The loan repayment will include interest (no principal) through August 2018. Commencing in August 2018, the payments will include principal and interest and will be repaid in full on February 1, 2021 (54 months).
Credit facility repayment period	54 months
Maturity date of credit agreement	Feb. 01, 2021
Credit agreement reference rate for the variable rate		LIBOR
Credit agreement basis spread on variable rate	7.60%
Cash funding committed by Emergent in connection with spin-off		$ 20,000,000
Credit agreement exit fee, percentage	5.75%
Credit agreement prepayment fee for first year, percentage	4.00%
Credit Facility First Tranche
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	$ 20,000,000
Credit Facility Second Tranche
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	15,000,000
Net commercial product revenue required to be achieved on trailing twelve month basis	40,000,000
Emergent | Non Negotiable Unsecured Promissory Note
Line Of Credit Facility [Line Items]
Cash funding committed by Emergent in connection with spin-off	$ 20,000,000