Other Consolidated Financial Statement Detail (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Accrued Expenses and Other
Current portion of contingent consideration obligations	$ 479,500		$ 479,500		$ 265,500
Revenue-related rebates	610,700		610,700		483,800
Employee compensation and benefits	214,200		214,200		393,800
Royalties and licensing fees	154,900		154,900		172,400
Deferred revenue	58,400		58,400		120,900
Other	549,200		549,200		507,500
Total accrued expenses and other	1,918,897		1,918,897		1,819,334
Other Income (Expense), Net
Interest income	5,400	$ 3,600	13,000	$ 8,700
Interest expense	(15,600)	(7,400)	(28,100)	(22,100)
Gain (loss) on sales of investments, net	1,100	(3,100)	(300)	13,500
Foreign exchange gains (losses), net	(4,300)	(4,800)	(18,800)	(9,500)
Other, net	(2,000)	(4,600)	(7,100)	(7,600)
Other income (expense), net	(15,413)	$ (16,290)	(41,288)	$ (17,030)
Liabilities, Noncurrent
Contingent consideration obligations	301,900		301,900		200,000
Employee related liabilities noncurrent	218,400		218,400		200,700
Other	341,100		341,100		249,400
Total other long-term liabilities	861,421		861,421		650,096
Component of accrued expenses and other
Accrued Expenses and Other
Revenue-related rebates	$ 462,700		$ 462,700		$ 359,200