Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012		Dec. 31, 2011		Jan. 01, 2011
Allowance for Doubtful Accounts
Movement in Valuation Allowances and Reserves
Balance at beginning of period	$ 3.0		$ 2.3		$ 2.5
Additions charged to costs and expenses	0.4		0.8		(0.2)
Deductions	0.2	[1]	0.1	[1]	0.1	[1]
Other	0	[2]	0	[2]	0.1	[2]
Balance at end of period	3.2		3.0		2.3
Allowance for Deferred Taxes
Movement in Valuation Allowances and Reserves
Balance at beginning of period	3.6		3.4		0
Additions charged to costs and expenses	0.8		0.2		3.4
Deductions	0	[1]	0	[1]	0	[1]
Other	0	[2]	0	[2]	0	[2]
Balance at end of period	$ 4.4		$ 3.6		$ 3.4

[1] Charges for which allowances were created.

[2] Primarily related to acquisitions