Other Income, Net - Summary of Other Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Other Income and Expenses [Abstract]
Reductions of loss contingency related to legal proceedings (Footnote 7)	$ 101,978	$ 0	$ 101,978	$ 69,557
Facility restructuring charges (Footnote 2)	0	0	(1,913)	0
Gain on sale of product line	0	6,522	0	6,522
Other expense, net	(378)	(456)	(1,684)	(1,487)
Total other income, net	$ 101,600	$ 6,066	$ 98,381	$ 74,592