Exit and Disposal Activities - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013 Employees	Dec. 29, 2012	Dec. 31, 2011
Restructuring And Related Activities [Abstract]
Exit and disposal costs	$ 6.4	$ 16.5
Accrued restructuring costs	6.0	8.8
Number of employees	125
Expected exit and disposal cost	4.0	7.2	8.4
Expected exit and disposal cost, future period	$ 4.0