Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Restructuring, Impairment and Plant Closing Costs - Reserves for Restructuring, Impairment and Plant Closing Costs By Segment and Initiative (Details)

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Note 7 - Restructuring, Impairment and Plant Closing Costs - Reserves for Restructuring, Impairment and Plant Closing Costs By Segment and Initiative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Beginning Balance $ 31  
Ending Balance 24  
Current portion of restructuring reserves 12  
Long-term portion of restructuring reserves 12  
Initiatives for 2022 and Prior [Member]    
Restructuring Charges, Total 0 $ 0
Initiatives 2021 and Prior [Member]    
Restructuring Charges, Total 0 $ 14
Restructuring payments (7)  
Corporate and Reconciling Items [Member]    
Beginning Balance 11  
Ending Balance 9  
Current portion of restructuring reserves 3  
Long-term portion of restructuring reserves 6  
Corporate and Reconciling Items [Member] | Initiatives for 2022 and Prior [Member]    
Restructuring Charges, Total 0  
Corporate and Reconciling Items [Member] | Initiatives 2021 and Prior [Member]    
Restructuring payments (2)  
Polyurethanes [Member] | Operating Segments [Member]    
Beginning Balance 9  
Ending Balance 6  
Current portion of restructuring reserves 6  
Long-term portion of restructuring reserves 0  
Polyurethanes [Member] | Operating Segments [Member] | Initiatives for 2022 and Prior [Member]    
Restructuring Charges, Total 0  
Polyurethanes [Member] | Operating Segments [Member] | Initiatives 2021 and Prior [Member]    
Restructuring payments (3)  
Performance Products [Member] | Operating Segments [Member]    
Beginning Balance 1  
Ending Balance 1  
Current portion of restructuring reserves 1  
Long-term portion of restructuring reserves 0  
Performance Products [Member] | Operating Segments [Member] | Initiatives for 2022 and Prior [Member]    
Restructuring Charges, Total 0  
Performance Products [Member] | Operating Segments [Member] | Initiatives 2021 and Prior [Member]    
Restructuring payments 0  
Advanced Materials [Member] | Operating Segments [Member]    
Beginning Balance 5  
Ending Balance 4  
Current portion of restructuring reserves 1  
Long-term portion of restructuring reserves 3  
Advanced Materials [Member] | Operating Segments [Member] | Initiatives for 2022 and Prior [Member]    
Restructuring Charges, Total 0  
Advanced Materials [Member] | Operating Segments [Member] | Initiatives 2021 and Prior [Member]    
Restructuring payments (1)  
Textile Effects [Member] | Operating Segments [Member]    
Beginning Balance 5  
Ending Balance 4  
Current portion of restructuring reserves 1  
Long-term portion of restructuring reserves 3  
Textile Effects [Member] | Operating Segments [Member] | Initiatives for 2022 and Prior [Member]    
Restructuring Charges, Total 0  
Textile Effects [Member] | Operating Segments [Member] | Initiatives 2021 and Prior [Member]    
Restructuring payments $ (1)