Segment Information - Financial Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues, net:
Total revenues, net	$ 176,244	$ 165,625	$ 520,172	$ 540,632
Gross Profit:
Total gross profit	71,402	57,262	192,899	220,769
Operating expenses	62,634	133,242	336,980	413,330
OPERATING INCOME/(LOSS)	8,768	(75,980)	(144,081)	(192,561)
Other expenses, net	(27,355)	(12,559)	(65,384)	(36,261)
(LOSS) BEFORE INCOME TAXES	(18,587)	(88,539)	(209,465)	(228,822)
Prescription Pharmaceuticals
Revenues, net:
Total revenues, net	155,568	148,469	461,962	484,933
Gross Profit:
Total gross profit	62,133	50,231	167,361	197,025
Consumer Health
Revenues, net:
Total revenues, net	20,676	17,156	58,210	55,699
Gross Profit:
Total gross profit	$ 9,269	$ 7,031	$ 25,538	$ 23,744