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)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2021
USD ($)
Jun. 30, 2021
USD ($)
Accrued liabilities, beginning balance   $ 31
Accrued liabilities, ending balance $ 40 40
Current portion of restructuring reserves 24 24
Long-term portion of restructuring reserves 16 16
Initiatives 2020 and Prior [Member]    
Restructuring Charges, Total 4 18
Restructuring payments   (11)
Initiatives 2021 [Member]    
Restructuring Charges, Total   2
Corporate and Reconciling Items [Member]    
Accrued liabilities, beginning balance   0
Accrued liabilities, ending balance 12 12
Current portion of restructuring reserves 2 2
Long-term portion of restructuring reserves 10 10
Corporate and Reconciling Items [Member] | Initiatives 2020 and Prior [Member]    
Restructuring Charges, Total   15
Restructuring payments   (3)
Corporate and Reconciling Items [Member] | Initiatives 2021 [Member]    
Restructuring Charges, Total   0
Polyurethanes [Member] | Operating Segments [Member]    
Accrued liabilities, beginning balance   12
Accrued liabilities, ending balance 14 14
Current portion of restructuring reserves 14 14
Long-term portion of restructuring reserves 0 0
Polyurethanes [Member] | Operating Segments [Member] | Initiatives 2020 and Prior [Member]    
Restructuring Charges, Total   5
Restructuring payments   (3)
Polyurethanes [Member] | Operating Segments [Member] | Initiatives 2021 [Member]    
Restructuring Charges, Total   0
Performance Products [Member] | Operating Segments [Member]    
Accrued liabilities, beginning balance   2
Accrued liabilities, ending balance 1 1
Current portion of restructuring reserves 1 1
Long-term portion of restructuring reserves 0 0
Performance Products [Member] | Operating Segments [Member] | Initiatives 2020 and Prior [Member]    
Restructuring Charges, Total   0
Restructuring payments   (1)
Performance Products [Member] | Operating Segments [Member] | Initiatives 2021 [Member]    
Restructuring Charges, Total   0
Advanced Materials [Member] | Operating Segments [Member]    
Accrued liabilities, beginning balance   9
Accrued liabilities, ending balance 7 7
Current portion of restructuring reserves 4 4
Long-term portion of restructuring reserves 3 3
Advanced Materials [Member] | Operating Segments [Member] | Initiatives 2020 and Prior [Member]    
Restructuring Charges, Total   (1)
Restructuring payments   (3)
Advanced Materials [Member] | Operating Segments [Member] | Initiatives 2021 [Member]    
Restructuring Charges, Total   2
Textile Effects [Member] | Operating Segments [Member]    
Accrued liabilities, beginning balance   8
Accrued liabilities, ending balance 6 6
Current portion of restructuring reserves 3 3
Long-term portion of restructuring reserves $ 3 3
Textile Effects [Member] | Operating Segments [Member] | Initiatives 2020 and Prior [Member]    
Restructuring Charges, Total   (1)
Restructuring payments   (1)
Textile Effects [Member] | Operating Segments [Member] | Initiatives 2021 [Member]    
Restructuring Charges, Total   $ 0