Inventories (Schedule of Inventories) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Inventories [Line Items]
Raw materials and supplies	$ 59,092	$ 44,403
Work-in-process	24,315	9,834
Finished goods	73,029	63,070
Total inventories	156,436	117,307
Generic Products Not Yet Available to be Sold [Member]
Inventories [Line Items]
Total inventories	11,500
Generic Products Not Yet Available to be Sold [Member] | Strativa [Member]
Inventories [Line Items]
Total inventories	1,500
Pre-Launch Inventories [Member]
Inventories [Line Items]
Raw materials and supplies	10,455	6,308
Work-in-process	1,717	93
Finished goods	807	118
Total inventories	$ 12,979	$ 6,519