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Income Taxes Effects of Temporary Differences That Comprise Net Deffered Income Tax Liability (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Deferred income tax assets:    
Net operating losses and other carryforwards $ 803 $ 1,047
Pension and other postretirement benefits 0 0
Other 35 34
Deferred Tax Assets, Gross 838 1,081
Valuation allowance (34) (134)
Net deferred income tax assets 804 947
Deferred income tax liabilities:    
Property, plant and equipment (314) (298)
Investments in affiliates (4,042) (3,994)
Trademarks (79) (77)
Other (17) (6)
Deferred Tax Liabilities, Gross 4,452 4,375
Deferred Tax Liabilities $ (3,648) $ (3,428)