Segment Information (Details) - Financial Information by Segment - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
REVENUES
Revenues	$ 283,667	$ 284,095	$ 280,734	$ 268,347	$ 279,977	$ 256,801	$ 220,920	$ 227,378	$ 1,116,843	$ 985,076	$ 555,048
GROSS PROFIT
Gross Profit	$ 169,254	$ 170,227	$ 171,773	$ 163,017	$ 174,430	$ 163,012	$ 128,407	$ 130,163	674,271	596,012	261,360
Prescription Pharmaceuticals [Member]
REVENUES
Revenues									1,053,579	924,472	504,688
GROSS PROFIT
Gross Profit									645,078	566,298	233,833
Consumer Health [Member]
REVENUES
Revenues									63,264	60,604	50,360
GROSS PROFIT
Gross Profit									$ 29,193	$ 29,714	$ 27,527