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Weighted-Average Assumptions to Determine Benefit Obligations (Detail) (Pension Plans)
Dec. 31, 2013
Dec. 31, 2012
U.S. Pension Plans
   
Defined Benefit Plan Disclosure [Line Items]    
Discount rate 5.10% 4.20%
Expected rate of return on plan assets 7.75% 7.75%
Rate of compensation increase 4.00% 4.00%
Non-U.S. Pension Plans
   
Defined Benefit Plan Disclosure [Line Items]    
Discount rate 4.00% 3.81%
Expected rate of return on plan assets 6.18% 6.08%
Rate of compensation increase 3.61% 3.47%