Weighted Average Assumption Used to determine Net Periodic Benefit Cost (Detail)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
United States Pension Plans of US Entity, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.72%	5.00%	5.50%
Rate of return on plan assets	7.50%	8.00%	8.00%
Foreign Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Discount rate	6.51%	7.06%	7.70%
Compensation increase	5.01%	4.73%	5.37%
Rate of return on plan assets	7.25%	8.50%	10.00%
Other Postretirement Benefit Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.13%	5.22%	5.85%