Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Mar. 31, 2013	Jun. 29, 2014	Jun. 30, 2013
Income Tax Contingency [Line Items]
Unrecognized tax benefits, gross		$ 33.9
Uncertain tax benefits if recognized that could affect the continuing operations effective tax rate		28.6
Uncertain tax positions including accrued interest, net of tax benefits and penalties, to be resolved within the next year		2.4
Open Tax Years by Major Tax Jurisdiction, Begin Date		2006
Tax Adjustments, Settlements, and Unusual Provisions		(4.0)	(15.4)
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	$ (9.4)