Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jul. 15, 2019	Dec. 31, 2018
Recent Accounting Pronouncements [Abstract]
Deferred revenue	$ 2,962		$ 3,762
ASU 2014-09 and ASU 2018-07 [Member]
Recent Accounting Pronouncements [Abstract]
Cumulative effect adjustment of accumulated deficit			(2,832)
ASU 2014-09 [Member] | Adjustments Due to Adoption of ASU 2014-09 [Member]
Recent Accounting Pronouncements [Abstract]
Deferred revenue			3,100
ASU 2014-09 [Member] | Adjustments Due to Adoption of ASU 2014-09 [Member] | Manufacture and Supply Revenue [Member]
Recent Accounting Pronouncements [Abstract]
Deferred revenue			(117)
ASU 2014-09 [Member] | Adjustments Due to Adoption of ASU 2014-09 [Member] | Co-Development and Research Fees [Member]
Recent Accounting Pronouncements [Abstract]
Deferred revenue			(151)
Additional Paid-in Capital [Member] | ASU 2014-09 and ASU 2018-07 [Member]
Recent Accounting Pronouncements [Abstract]
Cumulative effect adjustment of accumulated deficit			$ 20
Senior Secured Notes Due 2025 [Member]
Use of Estimates [Abstract]
Interest rate	12.50%	12.50%