Commitments and Contingencies - Additional Information (Detail) - USD ($)			3 Months Ended				12 Months Ended
	Mar. 11, 2020	Oct. 29, 2019	Sep. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Dec. 31, 2017	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jul. 28, 2021	Aug. 25, 2020
Commitments And Contingencies [Line Items]
Commercial Guarantees, Amount Outstanding							$ 98,000,000
Available lines of credit							1,398,000,000
Bank guarantees and pledged assets to pursue defenses related to other contingencies							19,000,000
Property, plant and equipment							4,368,000,000	$ 1,458,000,000
Bank Guarantees and Standby Letters of Credit, Amount Outstanding							28,000,000
Lines of Credit Facility, Current Borrowing Amount/Total Amount Drawn Down							334,000,000
Commercial Paper							324,000,000	0
Revolving Loan Facility [Member]
Commitments And Contingencies [Line Items]
Revolving credit facility											$ 1,000,000,000
Revolving Loan Facility [Member] | Citibank, N.A [Member]
Commitments And Contingencies [Line Items]
Revolving credit facility							1,025,000,000.000			$ 2,000,000,000
Chief Executive Officer [Member]
Commitments And Contingencies [Line Items]
Deferred Compensation Arrangement with Individual, Compensation Expense	$ 20,000,000	$ 20,000,000
Minimum [Member]
Commitments And Contingencies [Line Items]
Estimated maximum future costs of environmental liabilities for identified sites (less than $5 million)							0
Maximum [Member]
Commitments And Contingencies [Line Items]
Estimated maximum future costs of environmental liabilities for identified sites (less than $5 million)							42,000,000
Hangzhou, China [Member]
Commitments And Contingencies [Line Items]
Proceeds from Sale of Land Held-for-use					$ 4,000,000
Property, plant and equipment							67,000,000
CHINA
Commitments And Contingencies [Line Items]
Property, plant and equipment							259,000,000	172,000,000
Manufacturing Facility [Member] | CHINA
Commitments And Contingencies [Line Items]
Property, plant and equipment							279,000,000
Pledged assets [Member]
Commitments And Contingencies [Line Items]
The amount of pledged assets, principally PP&E to cover income tax and indirect tax assessments							7,000,000
Bank guarantees [Member]
Commitments And Contingencies [Line Items]
Bank guarantees related to appeals on income tax and indirect tax cases							12,000,000
Bank Guarantees, Commercial Guarantees, Standby Letters Of Credit and Surety Bonds
Commitments And Contingencies [Line Items]
Bank Guarantees, Commercial Guarantees, Letters Of Credit and Surety Bonds, Facility Amounts							392,000,000
Pharma Solutions
Commitments And Contingencies [Line Items]
Current accrual							40,000,000
Current associated costs							21,000,000
BRAZIL | Foreign Tax Authority [Member]
Commitments And Contingencies [Line Items]
Proceeds from Income Tax Refunds				$ 4,000,000	$ 8,000,000
BRAZIL | Foreign Tax Authority [Member] | BRAZIL
Commitments And Contingencies [Line Items]
Proceeds from Income Tax Refunds								$ 3,000,000
Zhejiang Ingredients Plant [Member] | Zhejiang, China [Member]
Commitments And Contingencies [Line Items]
Gain Contingency, Relocation Payments Received			$ 13,000,000						$ 30,000,000
Gain Contingency, Expected Relocation Payments						$ 50,000,000
Guangzhou Flavors Plant [Member] | Guangzhou, China [Member]
Commitments And Contingencies [Line Items]
Property, plant and equipment							60,000,000
Guangzhou Fragrance Plant [Member] | Guangzhou, China [Member]
Commitments And Contingencies [Line Items]
Property, plant and equipment							$ 8,000,000