Accounting Policies (Accumulated Other Comprehensive Loss) (Details) (USD $)	Dec. 31, 2011	Jan. 01, 2011
Accounting Policies [Abstract]
Translation adjustments	$ (20,000,000)	$ 23,200,000
Hedging activities, net of tax	(50,800,000)	2,800,000
Pension and post retirement benefits, net of tax	(34,400,000)	(27,700,000)
Total	$ (105,221,000)	$ (1,700,000)