Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Weighted Average Assumptions Used to Determine Net Periodic Benefit Cost (Detail)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
U.S. pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.60%	4.90%	5.50%
Expected long-term rate of return	6.70%	6.70%	7.30%
Rate of compensation increase	3.50%	3.50%	3.50%
Non-U.S. pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.30%	4.60%	5.60%
Expected long-term rate of return	5.90%	5.80%	6.80%
Rate of compensation increase	2.80%	2.90%	3.90%