Other Expense, Net - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 30, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Components of Other Income (Expense) [Line Items]
Loss on extinguishment of debt	$ 3.6	$ 3.7	$ 3.6	$ 3.7
Other Income
Components of Other Income (Expense) [Line Items]
Insurance recoveries		$ 7.2		$ 12.3