Accounts and Financing Receivable - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended			6 Months Ended
	Jul. 02, 2011 Entity Day	Jan. 01, 2011	Jul. 03, 2010	Jul. 02, 2011 Entity Day	Jul. 03, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items]
Net receivables derecognized	$ 37.8	$ 31.5		$ 37.8
Pre-tax loss from sale of receivables	(0.3)		(0.4)	(0.6)	(0.7)
Proceeds from transfers of receivables to the purchaser	143.7		195.7	250.8	298.7
Payment to the Purchaser	136.3		193.7	244.8	300.3
Servicing fees	0.1		0.1	0.1	0.2
Sale of receivables, deferred purchase price		13.8		19.7
Deferred purchase price receivable collection period	30			30
Cash inflows related to the deferred purchase price receivable	32.1		49.7	65.3	85.7
Maximum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Investment in receivables under accounts receivable sale program	100			100
Delinquencies and credit losses on receivables sold	0.1		0.1	0.2	0.2
Gross receivables sold
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables sold	141.0		150.9	265.1	276.3
Net receivables sold
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables sold	$ 129.2		$ 136.0	$ 241.7	$ 246.0