Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Provisions charged from operations for the profit sharing plan and retirement savings plans	$ 33	$ 32	$ 27
Contribution of common stock to profit sharing plan	0	0	0.3
Percentage of equity allocation, maximum	70.00%
Percentage of fixed income allocation, minimum	30.00%
U.S. pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Other liabilities	33.0	41.0
Expected cash contribution to benefit plan	1
Non-U.S. pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected cash contribution to benefit plan	$ 29
Equity security [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, minimum	40.00%
Equity securities, maximum	50.00%
Fixed income securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, minimum	50.00%
Equity securities, maximum	60.00%