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Long-Term Employee Benefit Liabilities - Long-Term Employee Benefits Liabilities (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Employee Benefit Plans [Line Items]      
Defined benefit pension plans and other $ 230 $ 143 $ 97
Termination and long service arrangements 286 229 212
Retirement medical benefits plans 39 37 34
Other long-term employee benefits 5 10 13
Long-term employee benefit obligations $ 560 $ 419 $ 356