Goodwill and Other Intangible Assets, Net - Movements in Goodwill (Details) $ in Millions	3 Months Ended
	Mar. 31, 2021 USD ($)
Goodwill [Roll Forward]
Balance at December 31, 2020	$ 5,593
Measurement period adjustments	0
Foreign exchange	(251)
Balance at March 31, 2021	17,104
Goodwill, Acquired During Period	11,762
Goodwill [Line Items]
Goodwill	5,593
Measurement period adjustments	0
Goodwill, Acquired During Period	11,762
Foreign exchange	(251)
Taste
Goodwill [Roll Forward]
Balance at December 31, 2020	4,859
Foreign exchange	(110)
Balance at March 31, 2021	6,603
Goodwill, Acquired During Period	2,839
Goodwill [Line Items]
Goodwill	6,603
Goodwill, Acquired During Period	2,839
Foreign exchange	(110)
Scent [Member]
Goodwill [Roll Forward]
Balance at December 31, 2020	734
Foreign exchange	(12)
Balance at March 31, 2021	979
Goodwill, Acquired During Period	0
Goodwill [Line Items]
Goodwill	979
Goodwill, Acquired During Period	0
Foreign exchange	(12)
Health & Biosciences
Goodwill [Roll Forward]
Balance at December 31, 2020	0
Foreign exchange	(107)
Balance at March 31, 2021	7,912
Goodwill, Acquired During Period	7,291
Goodwill [Line Items]
Goodwill	7,912
Goodwill, Acquired During Period	7,291
Foreign exchange	(107)
Pharma Solutions
Goodwill [Roll Forward]
Balance at December 31, 2020	0
Foreign exchange	(22)
Balance at March 31, 2021	1,610
Goodwill, Acquired During Period	1,632
Goodwill [Line Items]
Goodwill	1,610
Goodwill, Acquired During Period	1,632
Foreign exchange	$ (22)