Stock Compensation Plans - Additional Information (Detail) - USD ($) $ in Millions		1 Months Ended			12 Months Ended
	Feb. 01, 2021	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares subject to outstanding awards (in shares)					1,817,519
Shares remaining available for future awards (in shares)					748,082
Target payout, cycle					3 years	3 years
Percentage of target dollar value of the award converted to a number of notional shares					50.00%
Total stock-based compensation					$ 67	$ 51	$ 62
Nutrition & Biosciences, Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business acquisition, equity interest issued or issuable, number of shares	141,740,461
Equity Issued in Business Combination, Fair Value Disclosure	$ 25
Business Acquisition, Post-Combination Service Period					3 years
Unrecognized compensation cost related to non-vested stock options and SSAR, RSU, PRS and Cash RSU awards granted					$ 0
Long-Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Target payout percentage, cash						50.00%
Target payout percentage, stock					100.00%	50.00%
2018-2020 Cycle [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, shares (in shares)				0
Two Thousand Twenty-One Plan [Domain]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for issuance (in shares)							2,290,000
Two Thousand Nineteen To Two Thousand Twenty-One Cycle
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, shares (in shares)			0
Two Thousand Twenty-One To Two Thousand Twenty-Three Cycle | Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, shares (in shares)		5,333
RSU's [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period, in years					3 years
Unrecognized compensation cost related to non-vested stock options and SSAR, RSU, PRS and Cash RSU awards granted					$ 67
RSU's [Member] | Nutrition & Biosciences, Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business acquisition, equity interest issued or issuable, number of shares	258,572
SSAR's [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contractual term, in years					7 years
Unrecognized compensation cost related to non-vested stock options and SSAR, RSU, PRS and Cash RSU awards granted					$ 1
SSAR's [Member] | Nutrition & Biosciences, Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business acquisition, equity interest issued or issuable, number of shares	5,816
Share-based Payment Arrangement, Option | Nutrition & Biosciences, Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business acquisition, equity interest issued or issuable, number of shares	335,347