Consolidated Statements of Operations - USD ($) shares in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net sales	$ 6,849,000,000	$ 6,719,000,000	$ 6,614,000,000
Cost of sales	4,486,000,000	4,499,000,000	4,442,000,000
Research and development expenses	193,000,000	203,000,000	192,000,000
Selling, general and administrative expenses	1,019,000,000	976,000,000	891,000,000
Amortization of intangibles	291,000,000	294,000,000	267,000,000
Restructuring and asset related charges - net	151,000,000	57,000,000	99,000,000
Goodwill impairment charge	0	0	668,000,000
Acquisition, integration and separation costs	203,000,000	90,000,000	19,000,000
Equity in (loss) earnings of nonconsolidated affiliates	(7,000,000)	(6,000,000)	1,000,000
Sundry income (expense) - net	14,000,000	(111,000,000)	80,000,000
Interest expense	313,000,000	366,000,000	396,000,000
Income (loss) from continuing operations before income taxes	200,000,000	117,000,000	(279,000,000)
Provision for (benefit from) income taxes on continuing operations	102,000,000	213,000,000	(217,000,000)
Income (loss) from continuing operations, net of tax	98,000,000	(96,000,000)	(62,000,000)
(Loss) income from discontinued operations, net of tax	(836,000,000)	834,000,000	524,000,000
Net (loss) income	(738,000,000)	738,000,000	462,000,000
Net income attributable to noncontrolling interests	41,000,000	35,000,000	39,000,000
Net (loss) income available for DuPont common stockholders	$ (779,000,000)	$ 703,000,000	$ 423,000,000
Per common share data:
Earnings (loss) per common share from continuing operations - basic (in USD per share)	$ 0.21	$ (0.23)	$ (0.15)
(Loss) earnings per common share from discontinued operations - basic (in USD per share)	(2.08)	1.91	1.09
(Loss) earnings per common share - basic (in USD per share)	(1.87)	1.68	0.94
Earnings (loss) per common share from continuing operations - diluted (in USD per share)	0.21	(0.23)	(0.15)
(Loss) earnings per common share from discontinued operations - diluted (in USD per share)	(2.07)	1.91	1.09
(Loss) earnings per common share - diluted (in USD per share)	$ (1.86)	$ 1.68	$ 0.94
Weighted-average common shares outstanding - basic (in shares)	417.5	419.2	449.9
Weighted-average common shares outstanding - diluted (in shares)	419.2	419.2	449.9