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Restructuring and Asset Related Charges Execute to Win Productivity Program (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | [1] | Jun. 30, 2020 | [1] | Mar. 31, 2020 | [1] | Dec. 31, 2019 | Sep. 30, 2019 | [1] | Jun. 30, 2019 | [1] | Mar. 31, 2019 | [1] | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Feb. 01, 2021
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and asset related charges- net | $ 37 | [1] | $ 49 | $ 179 | $ 70 | $ 55 | [1] | $ 46 | $ 60 | $ 61 | $ 335 | $ 222 | $ 694 |
Asset Related Charges [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | 176 |  |  |
Execute to Win Productivity Program |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve | 56 |  |  |  |  | 0 |  |  |  |  | 56 | 0 |  |
Asset Retirement Obligation | 21 |  |  |  |  |  |  |  |  |  | 21 |  |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | 176 |  |  |
Payments for Restructuring |  |  |  |  |  |  |  |  |  |  | (15) |  |  |
Asset write-offs |  |  |  |  |  |  |  |  |  |  | (105) |  |  |
Execute to Win Productivity Program | Employee Severance [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Future Cash Payments | 77 |  |  |  |  |  |  |  |  |  | 77 |  |  |
Restructuring Reserve | 53 |  |  |  |  | 0 |  |  |  |  | 53 | 0 |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | 63 |  |  |
Payments for Restructuring |  |  |  |  |  |  |  |  |  |  | (10) |  |  |
Asset write-offs |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Execute to Win Productivity Program | Asset Related Charges [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve | $ 3 |  |  |  |  | $ 0 |  |  |  |  | 3 | $ 0 |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | 113 |  |  |
Payments for Restructuring |  |  |  |  |  |  |  |  |  |  | (5) |  |  |
Asset write-offs |  |  |  |  |  |  |  |  |  |  | (105) |  |  |
Execute to Win Productivity Program | Crop Protection [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | 98 |  |  |
Execute to Win Productivity Program | Seed [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | 15 |  |  |
Execute to Win Productivity Program | Corporate, Non-Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and asset related charges- net |  |  |  |  |  |  |  |  |  |  | $ 63 |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 130
Future Cash Payments |  |  |  |  |  |  |  |  |  |  |  |  |  | 90
Minimum [Member] | Employee Severance [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | 40
Minimum [Member] | Asset Related Charges [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | 40
Minimum [Member] | Asset Retirement Obligation Costs [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | 10
Minimum [Member] | Execute to Win Productivity Program |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Required Time to Remove Assets |  |  |  |  |  |  |  |  |  |  | 12 months |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | 170
Future Cash Payments |  |  |  |  |  |  |  |  |  |  |  |  |  | 110
Maximum [Member] | Employee Severance [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | 50
Maximum [Member] | Asset Related Charges [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | 60
Maximum [Member] | Asset Retirement Obligation Costs [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Cost |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15
Maximum [Member] | Execute to Win Productivity Program |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Required Time to Remove Assets |  |  |  |  |  |  |  |  |  |  | 24 months |  |  |
[1] | See Note 2 - Summary of Significant Accounting Polices, Note 7 - Restructuring and Asset Related Charges - Net, Note 5 - Divestitures and Other Transactions, and Note 15 - Goodwill and Other Intangible Assets, to the Consolidated Financial Statements for additional information related to integration and separation costs, restructuring and asset related charges - net, and discontinued operations, respectively.

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