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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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STOCK-BASED COMPENSATION - Narrative (Details) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($) subplan $ / shares shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 38	$ 56	$ 57
Income tax benefits	10	$ 12	$ 12
Unrecognized pretax compensation cost, amount	0
RSUs and PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized pretax compensation cost, excluding options, amount	$ 50
Unrecognized pretax compensation cost, period for recognition	1 year 9 months 18 days
Fair value of awards vested	$ 59
Weighted-average share price of awards granted (in USD per share) \| $ / shares	$ 80.37
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	3 years
Equity award conversion ratio (shares) \| shares	1
2020 EIP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Capital shares reserved for future issuance (in shares) \| shares	14,000,000
Options granted (in shares) \| shares	0	0	0
2020 EIP \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 10	$ 10	$ 10
Income tax benefits	$ 2	$ 2	$ 2
Award requisite service period (in months)	12 months
2020 EIP \| RSUs and PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average share price of awards granted (in USD per share) \| $ / shares	$ 80.37
2020 EIP and Dupont OIP \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum term (in years)	10 years
2020 EIP and Dupont OIP \| RSUs and PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award requisite service period (in months)	6 months
2020 EIP and Dupont OIP \| RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	3 years
Equity award conversion ratio (shares) \| shares	1
2020 EIP and Dupont OIP \| PSUs \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance target (percent)	0.00%
2020 EIP and Dupont OIP \| PSUs \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance target (percent)	200.00%
Dupont OIP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of subplans \| subplan	2
Options granted (in shares) \| shares	0	0	0
Dupont OIP \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 23	$ 23	$ 23
Income tax benefits	$ 5	$ 5	$ 5
Award requisite service period (in months)	6 months
Options granted (in shares) \| shares	0	0	0
TDCC Stock Incentive Plan \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum term (in years)	10 years
Options granted (in shares) \| shares	0	0	0
TDCC Stock Incentive Plan \| Stock Options \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	1 year
TDCC Stock Incentive Plan \| Stock Options \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	3 years
EIDP Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares) \| shares	0	0	0
EIDP Equity Incentive Plan \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award requisite service period (in months)	6 months
Award vesting period (in years)	3 years
EIDP Equity Incentive Plan \| Stock Options \| Grants Between 2016 and 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	10 years
EIDP Equity Incentive Plan \| RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award requisite service period (in months)	6 months
Award vesting period (in years)	3 years
EIDP Equity Incentive Plan \| RSUs \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	3 years
EIDP Equity Incentive Plan \| RSUs \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)	5 years