CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income Statement [Abstract]
Net revenues	$ 1,989.8	$ 1,355.2	$ 3,885.3	$ 2,879.5
Operating expenses:
Cost of sales (excludes amortization, presented below)	1,050.0	754.0	2,136.2	1,658.3
Research and development	135.6	79.7	267.7	168.2
Selling and marketing	235.6	117.9	462.8	236.0
General and administrative	225.8	121.8	411.6	286.2
Amortization	149.6	105.8	308.0	237.7
Loss on asset sales, impairments, and contingent consideration adjustment, net	655.3	79.8	803.3	80.0
Total operating expenses	2,451.9	1,259.0	4,389.6	2,666.4
Operating income (loss)	(462.1)	96.2	(504.3)	213.1
Non-operating income (expense):
Interest income	1.2	0.5	2.0	0.9
Interest expense	(56.1)	(21.0)	(110.6)	(42.7)
Other (expense), net	3.8	(156.6)	24.4	(155.1)
Total other income (expense), net	(51.1)	(177.1)	(84.2)	(196.9)
Income (loss) before income taxes	(513.2)	(80.9)	(588.5)	16.2
Provision (benefit) for income taxes	51.4	(18.7)	79.6	23.6
Net income (loss)	(564.6)	(62.2)	(668.1)	(7.4)
Net income (loss) attributable to noncontrolling interests	0.2		(0.5)
Net income (loss) attributable to common shareholders	$ (564.8)	$ (62.2)	$ (667.6)	$ (7.4)
Earnings (loss) per share attributable to common shareholders:
Basic	$ (4.27)	$ (0.49)	$ (5.09)	$ (0.06)
Diluted	$ (4.27)	$ (0.49)	$ (5.09)	$ (0.06)
Weighted average shares outstanding:
Basic	132.2	125.8	131.2	125.5
Diluted	132.2	125.8	131.2	125.5