Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2010	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Deferred Tax Liabilities, Net, Noncurrent	$ 132.0		$ 100.1
Net deferred tax asset (liability)	(83.3)		(51.5)
Net current deferred income tax benefit	48.7
Unrecognized tax benefits which would impact the effective income tax rate	5.7
Unrecognized tax benefits, recognized interest expense	0.1	0.1
Unrecognized tax benefits, accrued interest	1.1	1.0	1.1
Unrecognized tax benefits including accrued that could change in coming year	1.2
Net operating losses	8.3
Unremitted non-U.S. subsidiary earnings estimated amount	$ 335.5