Other Consolidated Financial Statement Detail (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Accrued Expenses and Other
Revenue-related rebates	$ 584,200,000		$ 483,800,000
Employee compensation and benefits	202,300,000		393,800,000
Royalties and licensing fees	150,400,000		172,400,000
Deferred revenue	124,900,000		120,900,000
Current portion of contingent consideration obligations	64,400,000		265,500,000
Other	403,500,000		507,500,000
Total accrued expenses and other	1,384,774,000		1,819,334,000
Other Income (Expense), Net
Interest income	3,300,000	2,700,000
Interest expense	(6,700,000)	(7,600,000)
Gain (loss) on sales of investments, net	(1,700,000)	3,000,000
Foreign exchange gains (losses), net	(13,000,000)	(3,300,000)
Other, net	3,100,000	(400,000)
Total other income (expense), net	(14,986,000)	(5,601,000)
Liabilities, Noncurrent
Contingent consideration obligations	397,500,000		200,000,000
Employee related liabilities noncurrent	213,300,000		200,700,000
Other	281,700,000		249,400,000
Total other long-term liabilities	892,529,000		650,096,000
Component of accrued expenses and other
Accrued Expenses and Other
Revenue-related rebates	$ 439,300,000		$ 359,200,000