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Debt And Commitments - Schedule of Company's Long-term Debt (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Total long-term debt $ 361 $ 197
Less due within one year 249 151
Total long term non current debt 112 46
Bank Term Debt [Member]
   
Total long-term debt 268 137
Government Loans [Member]
   
Total long-term debt 15 18
Other Long Term Debt [Member]
   
Total long-term debt $ 78 $ 42