Reconciliation of Beginning and Ending Balances of Gross Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011		Jan. 01, 2011
Income Tax Contingency [Line Items]
Unrecognized tax benefits - opening balance	$ 97,427	$ 106,420		$ 109,308
Gross increases - tax positions in prior period	11,597	29,275		4,807
Gross decreases - tax positions in prior period	(12,058)	(6,184)		(1,746)
Gross increases - tax positions in current period	5,441	9,660		1,774
Settlements		(41,155)	[1]
Lapse of statute of limitations	(17,610)	(589)		(7,723)
Unrecognized tax benefits - ending balance	$ 84,797	$ 97,427		$ 106,420

[1] 2011 activity represents a $41 million reduction in gross unrecognized tax benefits due to the settlement of the federal income tax audit for the years 2002 - 2005 of which $20 million represents a cash payment.