Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)	Sep. 29, 2012	Dec. 31, 2011	Sep. 24, 2011	Dec. 25, 2010
Cash Management Policy [Line Items]
Accounts payable reclassification	$ 40,000,000	$ 50,000,000	$ 45,000,000
Cash and cash equivalents	619,532,000	570,681,000	452,652,000	627,478,000
Outside The United States
Cash Management Policy [Line Items]
Cash and cash equivalents	$ 149,000,000