Income Taxes - Additional Information (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Taxes [Line Items]
Domestic earnings repatriated	$ 65,000,000		$ 65,000,000
Undistributed foreign earnings	$ 0		$ 0
Effective tax rate	21.20%	18.10%	22.10%	16.90%
Foreign Tax Authority
Income Taxes [Line Items]
Provision for uncertain tax positions	$ 174,000,000		$ 174,000,000
Foreign Tax Authority | Nutrition & Biosciences, Inc
Income Taxes [Line Items]
Provision for uncertain tax positions	59,000,000		59,000,000
Other Liabilities
Income Taxes [Line Items]
Unrecognized tax benefits that would impact effective tax rate	137,000,000		137,000,000
Accrued interest and penalties	36,000,000		36,000,000
Other Liabilities | Nutrition & Biosciences, Inc
Income Taxes [Line Items]
Unrecognized tax benefits that would impact effective tax rate	38,000,000		38,000,000
Accrued interest and penalties	21,000,000		21,000,000
Other Current Liabilities
Income Taxes [Line Items]
Unrecognized tax benefits that would impact effective tax rate	1,000,000		1,000,000
Other Current Liabilities | Maximum
Income Taxes [Line Items]
Accrued interest and penalties	$ 1,000,000		$ 1,000,000