Benefit Plans - Weighted-Average Assumptions Used to Determine Domestic Benefit Obligations (Detail) (Defined Benefit Plan Benefit Obligations)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.51%	3.67%	5.05%
Rate of compensation increase	4.00%	4.37%	4.00%
Non-US Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.13%	3.85%	4.82%
Rate of compensation increase	3.02%	3.02%	2.98%
Post-retirement
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.35%	3.40%	5.05%
Rate of compensation increase	0.00%	0.00%	0.00%