Sales of Accounts Receivable - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Dec. 28, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Sale of accounts receivable	$ 258.0	$ 192.1
Additional accounts receivables outstanding if receivables had not been sold	319.4		267.8
Accounts Receivable Sales Programs [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing costs associated with the sales of accounts receivable	$ 3.2	$ 2.3