Income Taxes (Details 1) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Components of deferred tax assets and liabilities
Tax credits	$ 64.1	$ 69.3
Inventory, other reserves, and accruals	169.6	118.3
Capitalized costs	7.9	7.6
Intangibles, net	124.2	84.5
Net operating loss	14.7	37.5
Share-based compensation	85.0	58.6
Other	76.9	57.8
Valuation allowance	(1.5)	(12.3)
Total deferred tax assets	540.9	421.3
Purchased intangible assets	(550.8)	(411.3)
Unrealized gain on investments and cumulative translation adjustment	(3.2)	(1.2)
Inventory	(24.9)	(50.8)
Depreciation, amortization and other	(112.6)	(146.4)
Total deferred tax liabilities	$ 691.5	$ 609.7