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Restructuring and Other Charges, Net - Additional Information (Detail) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2021 USD ($) Facility	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($) Facility	Dec. 31, 2019 Position
Restructuring Cost and Reserve [Line Items]
Number of facilities closed | Facility			21
Restructuring Charges	$ 4	$ 5
Severance Costs	(3)	$ 0
Restructuring Reserve	22		$ 14
Additional Charges (Reversals), Net	$ 4
Frutarom Integration Initiative
Restructuring Cost and Reserve [Line Items]
Expected number of sites closed | Facility	35
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 4
Restructuring Reserve	6		2
Additional Charges (Reversals), Net	$ 4
Employee Severance | Frutarom Integration Initiative
Restructuring Cost and Reserve [Line Items]
Number of facilities closed | Facility	22
Restructuring Charges	$ 27
Payments for restructuring	60
Restructuring Reserve	3		3
Additional Charges (Reversals), Net	0
Employee Severance | 2019 Severance Initiatives
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	21
Number of positions expected to be eliminated | Position				190
Restructuring Reserve	6		$ 6
Additional Charges (Reversals), Net	$ 0
North America | Frutarom Integration Initiative
Restructuring Cost and Reserve [Line Items]
Number of facilities closed | Facility	1

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