Annual report pursuant to Section 13 and 15(d)

Note 12 - Restructuring, Impairment and Plant Closing Costs (Credits) - Cash and Noncash Restructuring Charges (Details)

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Note 12 - Restructuring, Impairment and Plant Closing Costs (Credits) - Cash and Noncash Restructuring Charges (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accelerated depreciation $ 14 $ 7  
Gain on sale of assets (3)   $ (49)
Other noncash (credits) charges 8   (2)
Total restructuring, impairment and plant closing credits 40 49 (41)
Reversal of reserves no longer required   (1) (4)
Initiatives 2020 and Prior [Member]      
Restructuring Charges, Total 18    
Initiatives 2021 [Member]      
Restructuring Charges, Total $ 3    
Initiatives 2019 and Prior [Member]      
Restructuring Charges, Total   5  
Initiatives 2020 [Member]      
Restructuring Charges, Total   $ 38  
Initiatives 2018 and Prior [Member]      
Restructuring Charges, Total     6
Initiatives 2019 [Member]      
Restructuring Charges, Total     $ 8