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Stock Compensation Plans - Stock-Based Compensation Expense and Related Tax Benefits (Detail) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	Feb. 01, 2021	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense		$ 17	$ 19	$ 26	$ 33
Less: Tax benefit		(3)	(4)	(5)	(7)
Total stock-based compensation expense, after tax		14	15	21	26
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount		92		92
Nutrition & Biosciences, Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued as part of merger consideration (shares)	141,740,461
Equity-based awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense		16	16	25	27
Liability-based awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense		$ 1	$ 3	$ 1	$ 6