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Income Taxes (Deferred Income Tax Assets (Liabilities)) (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
Pension and other postretirement benefits $ 179 $ 215
Tax credits and loss carryforwards 534 531
Deferred Tax Assets, Capitalized Research Costs 118 0
Lease liability 116 116
Deferred tax assets, prepaid royalties 56 117
Deferred Tax Assets, Derivatives 74 38
Other 353 317
Deferred Tax Assets, Gross 1,430 1,334
Valuation allowances (299) (279)
Total deferred tax assets 1,131 1,055
Property, plant and equipment, net 940 921
Investments in subsidiaries 101 105
Deferred Tax Liabilities, Intangible Assets 153 156
Lease asset 111 114
Other 229 228
Total deferred tax liabilities 1,534 1,524
Net deferred tax assets (liabilities) $ (403) $ (469)