Annual report pursuant to Section 13 and 15(d)

COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Weighted Average Actuarial Assumptions Used to Determine the Benefit Obligations (Detail)

v2.4.0.6
COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Weighted Average Actuarial Assumptions Used to Determine the Benefit Obligations (Detail)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2012
U.S. Pension Benefits
Dec. 31, 2011
U.S. Pension Benefits
Dec. 31, 2012
U.S. Postretirement Medical Benefits
Dec. 31, 2011
U.S. Postretirement Medical Benefits
Dec. 31, 2012
International Pension Benefits
Dec. 31, 2011
International Pension Benefits
Defined Benefit Plan Disclosure [Line Items]              
Document Fiscal Year Focus 2012            
Discount rate   4.42% 5.64% 4.21% 5.47% 4.00% 4.63%
Rate of compensation increase   4.16% 4.50%     3.03% 3.58%