Defined Benefit Plans [Domain]
Pension Plans, Defined Benefit [Member]Other Postretirement Benefit Plans, Defined Benefit [Member]
United States Pension Plans, Qualified and Non-qualified, Defined Benefit [Member]Foreign Pension Plans, Qualified and Non-qualified Defined Benefit [Member]United States Postretirement Benefit Plans of US Entity, Defined Benefit [Member]
200720072007
Defined Benefit Plan Disclosure [Line Items]Defined Benefit Plan, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract]
Defined Benefit Plan, Amortization of Net Transition Asset (Obligation)(3,000,000)
Defined Benefit Plan, Amortization of Net Prior Service Cost (Credit)15,000,000(2,000,000)(85,000,000)
Defined Benefit Plan, Amortization of Net Gains (Losses)(58,000,000)(40,000,000)(59,000,000)
Defined Benefit Plan, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year73,000,00041,000,000(26,000,000)