Note 7 - Restructuring, Impairment and Plant Closing Costs - Cash and Noncash Restructuring Charges (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Gain on sale of assets | $ (2) | $ (3) | $ (2) | $ (3) |
| Accelerated depreciation | 0 | 4 | 0 | 11 |
| Other noncash charges (credits) | 1 | (2) | 1 | 6 |
| Total restructuring, impairment and plant closing credits | 12 | $ (1) | 36 | 34 |
| Initiatives 2021 and Prior [Member] | ||||
| Restructuring Charges, Total | (1) | 23 | ||
| Initiatives 2022 [Member] | ||||
| Restructuring Charges, Total | 14 | 14 | ||
| Initiatives 2020 and Prior [Member] | ||||
| Restructuring Charges, Total | 0 | 0 | 18 | |
| Initiatives 2021 [Member] | ||||
| Restructuring Charges, Total | $ 0 | $ 0 | $ 2 | |
| X | ||||||||||
- Definition Amount of gain on sale of land during the period due to restructuring. No definition available.
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| X | ||||||||||
- Definition The aggregate amount provided for estimated restructuring charges, asset impairment loss and plant closing cost incurred during an accounting period. No definition available.
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| X | ||||||||||
- Definition Represents the amount of other non-cash charges associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. No definition available.
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| X | ||||||||||
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of accelerated depreciation charged against earnings associated with exit from or disposal of business activities or restructuring plan. No definition available.
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| X | ||||||||||
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