Revenues and Trade Receivables, Net, Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Contract with Customer, Asset and Liability [Abstract]
Invoices payable term			105 days
Contract assets	$ 295		$ 295		$ 284
Contract liabilities	2,866		2,866		$ 3,762
Deferred revenue, recognized			940
Revenue [Abstract]
Total revenues	11,129	$ 13,928	$ 23,772	$ 37,339
Minimum [Member]
Contract with Customer, Asset and Liability [Abstract]
Invoices payable term			30 days
Maximum [Member]
Contract with Customer, Asset and Liability [Abstract]
Invoices payable term			60 days
Manufacture and Supply Revenue [Member]
Revenue [Abstract]
Total revenues	8,915	8,684	$ 15,584	20,244
License and Royalty Revenue [Member]
Revenue [Abstract]
Total revenues	424	4,532	5,046	14,032
Co-Development and Research Fees [Member]
Revenue [Abstract]
Total revenues	1,019	712	1,789	3,063
Proprietary Product Sales, Net [Member]
Revenue [Abstract]
Total revenues	$ 771	$ 0	$ 1,353	$ 0