Company Operations by Product, Customer and Geographic Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Total product sales and services	$ 172,488	$ 11,993	$ 1,153
License and research revenue	721	2,782	3,026
Total revenues	173,209	14,775	4,179
Bloxiverz [Member]
Segment Reporting Information [Line Items]
Total product sales and services	150,283	10,211	0
Vazculep [Member]
Segment Reporting Information [Line Items]
Total product sales and services	20,151	0	0
Dextroamphetamine [Member]
Segment Reporting Information [Line Items]
Total product sales and services	1,946	1,643	0
Other Products [Member]
Segment Reporting Information [Line Items]
Total product sales and services	$ 108	$ 139	$ 1,153