v3.26.1
SEGMENT AND REGIONAL SALES INFORMATION (Details)
$ in Millions
3 Months Ended
Mar. 31, 2026
USD ($)
Segment
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Segment Reporting Information [Line Items]      
Number of Reportable Segments | Segment 4    
Sales [Abstract]      
Sales $ 2,177 $ 2,290  
Cost of sales 1,746 1,723  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Earnings before interest and taxes 188 302  
Selling, general and administrative expenses 178 182  
Asset impairments, restructuring, and other charges, net 9 9  
Interest Income (Expense), Net (52) (49)  
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 136 253  
Depreciation, Depletion and Amortization 131 126  
Segment, Expenditure, Addition to Long-Lived Assets 103 147  
Assets by Segment 15,222   $ 14,859
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]      
Earnings (Loss) Before Interest and Taxes [Abstract]      
Debt Instrument, Fair Value Disclosure 5,100   4,700
Operating Segments [Member]      
Sales [Abstract]      
Sales 2,174 2,285  
Cost of sales 1,734 1,705  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Selling, general and administrative expenses 164 167  
Segment Reporting, Other Segment Item, Amount 38 49  
Adjusted income (loss) from continuing operations before interest expense, interest income, income taxes, noncontrolling interests, net 238 364  
Depreciation, Depletion and Amortization 129 125  
Segment, Expenditure, Addition to Long-Lived Assets 95 139  
Assets by Segment 13,289   13,039
Corporate, Non-Segment [Member]      
Sales [Abstract]      
Sales 3 5  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Earnings before interest and taxes (38) (53)  
Cost of sales impact from restructuring activities (3)    
Asset impairments, restructuring, and other charges, net (9) (9)  
Interest Income (Expense), Net (52) (49)  
Additives And Functional Products [Member] | Operating Segments [Member]      
Sales [Abstract]      
Sales 739 733  
Cost of sales 536 526  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Selling, general and administrative expenses 50 51  
Segment Reporting, Other Segment Item, Amount 11 15  
Adjusted income (loss) from continuing operations before interest expense, interest income, income taxes, noncontrolling interests, net 142 141  
Depreciation, Depletion and Amortization 36 35  
Segment, Expenditure, Addition to Long-Lived Assets 16 15  
Assets by Segment 4,748   4,668
Advanced Materials [Member] | Operating Segments [Member]      
Sales [Abstract]      
Sales 715 719  
Cost of sales 557 511  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Selling, general and administrative expenses 71 69  
Segment Reporting, Other Segment Item, Amount 18 23  
Adjusted income (loss) from continuing operations before interest expense, interest income, income taxes, noncontrolling interests, net 69 116  
Depreciation, Depletion and Amortization 52 50  
Segment, Expenditure, Addition to Long-Lived Assets 55 97  
Assets by Segment 5,783   5,705
Chemical Intermediates [Member] | Operating Segments [Member]      
Sales [Abstract]      
Sales 495 545  
Cost of sales 480 492  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Selling, general and administrative expenses 28 28  
Segment Reporting, Other Segment Item, Amount 5 6  
Adjusted income (loss) from continuing operations before interest expense, interest income, income taxes, noncontrolling interests, net (18) 19  
Depreciation, Depletion and Amortization 25 24  
Segment, Expenditure, Addition to Long-Lived Assets 17 19  
Assets by Segment 1,731   1,646
Fibers [Member] | Operating Segments [Member]      
Sales [Abstract]      
Sales 225 288  
Cost of sales 161 176  
Earnings (Loss) Before Interest and Taxes [Abstract]      
Selling, general and administrative expenses 15 19  
Segment Reporting, Other Segment Item, Amount 4 5  
Adjusted income (loss) from continuing operations before interest expense, interest income, income taxes, noncontrolling interests, net 45 88  
Depreciation, Depletion and Amortization 16 16  
Segment, Expenditure, Addition to Long-Lived Assets 7 8  
Assets by Segment 1,027   1,020
Corporate Assets      
Earnings (Loss) Before Interest and Taxes [Abstract]      
Depreciation, Depletion and Amortization 2 1  
Segment, Expenditure, Addition to Long-Lived Assets 8 $ 8  
Assets by Segment $ 1,933   $ 1,820