Schedule II-Valuation And Qualifying Accounts (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ (27.9)	$ (30.2)	$ (55.3)
Charged to Costs and Expenses	(10.9)	2.5	22.5
Charged to Other Accounts	0.1	0.6	2.9
Deductions	2.0	(0.8)	(0.3)
Balance at End of Year	(36.7)	(27.9)	(30.2)
Accounts Receivables [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	(7.0)	(5.9)	(5.5)
Charged to Costs and Expenses	0.6	(0.6)	(0.8)
Charged to Other Accounts	0.2	(0.1)	0.6
Deductions	0.5	(0.4)	(0.2)
Balance at End of Year	(5.7)	(7.0)	(5.9)
Inventories [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	(8.2)	(6.7)	(7.1)
Charged to Costs and Expenses	(2.1)	(1.3)	0.6
Charged to Other Accounts		0.2	(0.1)
Deductions	1.5	(0.4)	(0.1)
Balance at End of Year	(8.8)	(8.2)	(6.7)
Deferred Income Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	(12.7)	(17.6)	(42.7)
Charged to Costs and Expenses	(9.4)	4.4	22.7
Charged to Other Accounts	(0.1)	0.5	2.4
Balance at End of Year	$ (22.2)	$ (12.7)	$ (17.6)