The Company and Significant Accounting Policies (Self-Insurance Liability) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Self Insurance Liability Rollforward [Roll Forward]
Self-insurance liability, beginning	$ 470.9	$ 468.5	$ 453.8
Expense	151.6	151.1	148.3
Claim payments	(142.5)	(148.6)	(134.0)
Currency translation	0.1	(0.1)	0.4
Self-insurance liability, ending	480.1	470.9	468.5
Self insurance, current	(137.4)	(129.4)	(129.5)
Self insurance, noncurrent	342.7	341.5	339.0
Self insurance, undiscounted liability	$ 496.2	$ 485.7