Saving Plans, Pension and Post Retirement Benefits - Weighted-average Assumptions Used to Determine Net Periodic Benefit Cost (Detail)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rate (percent)	3.78%	4.38%	5.17%
Expected long-term return on plan assets (percent)	7.75%	7.75%	8.00%
Rate of future compensation increases (percent)	3.00%	3.50%	3.50%
International Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rate (percent)	4.33%	4.77%	5.32%
Expected long-term return on plan assets (percent)	6.00%	6.22%	6.25%
Rate of future compensation increases (percent)	2.97%	3.05%	3.53%