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Acquisitions - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 01, 2021 | Sep. 30, 2021 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020 | Dec. 15, 2019
Business Acquisition [Line Items] |  |  |  |  |  |
Common stock, par value, in dollars per share |  | $ 0.125 | $ 0.125 |  | $ 0.125 |
Cash acquired |  |  | $ 193 | $ 0 |  |
Payments to acquire businesses | $ 7,500 |  |  |  |  |
Goodwill |  | $ 16,590 | 16,590 |  | $ 5,593 |
Nutrition & Biosciences, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Common stock, par value, in dollars per share | $ 0.125 |  |  |  |  | $ 0.125
Cash acquired | $ 7,359 |  |  |  |  |
Net sales |  | 1,640 | 4,409 |  |  |
Net income (loss) |  | 93 | (51) |  |  |
Payments to acquire businesses | 15,929 |  |  |  |  |
Goodwill | 11,762 | 11,802 | 11,802 |  |  |
Transaction related costs |  |  | 91 |  |  |
Deferred tax liabilities | $ 2,369 | 2,340 | 2,340 |  |  |
Nutrition & Biosciences, Inc | M&A Advisory Fees |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Transaction related costs |  |  | 79 |  |  |
Nutrition & Biosciences, Inc | Professional Services Fees, Legal Fees, And Others |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Transaction related costs |  |  | 12 |  |  |
Taste |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 6,415 | 6,415 |  | 4,859 |
Taste | Nutrition & Biosciences, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 2,702 | 2,702 |  |  |
Health & Biosciences |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 6,790 | 6,790 |  | 0 |
Health & Biosciences | Nutrition & Biosciences, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 6,651 | 6,651 |  |  |
Pharma Solutions |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 1,514 | 1,514 |  | 0 |
Pharma Solutions | Nutrition & Biosciences, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 1,539 | 1,539 |  |  |
Scent [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 1,871 | 1,871 |  | $ 734 |
Scent [Member] | Nutrition & Biosciences, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | $ 910 | $ 910 |  |  |
International Flavors & Fragrances Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Sale of stock, percentage of ownership after transaction | 44.60% |  |  |  |  |
International Flavors & Fragrances Inc | DuPont de Nemours, Inc | Nutrition & Biosciences, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Percentage of interests acquired | 55.40% |  |  |  |  |

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