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Income Taxes (Schedule of Difference in Income Tax Effects Comprising Company's Deferred Income Tax Assets and Liabilities) (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Deferred income tax assets:    
Inventories $ 513 $ 434
Product-related liabilities 39 48
Other accrued expenses 501 512
Depreciation and amortization 1,194 1,269
State income taxes 128 108
Share-based compensation 63 56
Net operating loss and other credit carryforwards 232 470
Other 191 166
Total deferred income tax assets 2,861 3,063
Less valuation allowances (164) (203)
Net deferred income tax assets 2,697 2,860
Deferred income tax liabilities:    
Depreciation and amortization (891) (1,286)
Undistributed earnings (114) (161)
Total deferred income tax liabilities (1,005) (1,447)
Net deferred income tax assets 1,692 1,413
Noncurrent deferred income tax assets 1,760 1,530
Noncurrent liabilities—Other liabilities $ (68) $ (117)