Income Taxes (Components Of Net Deferred Tax Asset (Liability)) (Details) (USD $) In Millions, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Accrued employee benefits	$ 43.1	$ 31.5
Bad debt reserve	1.0	2.9
Warranty reserve	5.7	6.7
Inventory	9.3	6.9
Accrued liabilities	11.7	12.6
Derivative instruments	10.7	30.9
Other	8.5	8.0
Deferred tax assets	90.0	99.5
Property related	39.6	37.4
Intangible items	133.7	113.6
Deferred tax liabilities	173.3	151.0
Net deferred tax asset (liability)	$ (83.3)	$ (51.5)