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Note 6 - Supplemental Balance Sheet and Cash Flow Information - Supplemental Cash Flow Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Change in working capital:      
Change in accounts receivable $ (189) $ (66) $ 134
Change in inventories (471) 69 35
Change in accounts payable 254 82 (96)
Change in accrued payroll and employee benefits 3 (22) (21)
Change in accrued income taxes (44) (9) (19)
Change in other current assets and liabilities (8) (7) (50)
Net (455) 47 (17)
Interest paid 109 129 117
Income taxes 99 98 125
Purchases of property, plant and equipment held in accounts payable 91 50 71
Noncash financing activity related to stock compensation plans 18 12 17
Noncash financing activity related to dividends in stock compensation plans $ 1 $ 0 $ 1