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Future cash payments related to restructuring program

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The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

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Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Amount expected to be recognized in earnings for the specified restructuring cost.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Restructuring and Asset Related Charges Execute to Win Productivity Program (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring and Asset related charges, net	$ 49	$ 46	$ 298	$ 167
Execute to Win Productivity Program [Domain]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	185		185
Restructuring Reserve, Beginning Balance			0
Payments for Restructuring			(8)
Asset write-offs and adjustments			(82)
Asset Retirement Obligation	29		29
Restructuring Reserve, Ending Balance	44		44
Restructuring and Asset related charges, net	30		134
Execute to Win Productivity Program [Domain] \| Severance and Related Benefit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	60		60
Future Cash Payments	85		85
Restructuring Reserve, Beginning Balance			0
Payments for Restructuring			(5)
Asset write-offs and adjustments			0
Restructuring Reserve, Ending Balance	41		41
Restructuring and Asset related charges, net	0		46
Execute to Win Productivity Program [Domain] \| Asset Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	125		125
Restructuring Reserve, Beginning Balance			0
Payments for Restructuring			(3)
Asset write-offs and adjustments			(82)
Restructuring Reserve, Ending Balance	3		3
Restructuring and Asset related charges, net	30		88
Execute to Win Productivity Program [Domain] \| Asset Retirement Obligation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	30		30
Execute to Win Productivity Program [Domain] \| Seed [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	15		15
Restructuring and Asset related charges, net	0		3
Execute to Win Productivity Program [Domain] \| Crop Protection [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	110		110
Restructuring and Asset related charges, net	30		85
Execute to Win Productivity Program [Domain] \| Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	60		60
Restructuring and Asset related charges, net	$ 0		$ 46
Minimum [Member] \| Execute to Win Productivity Program [Domain]
Restructuring Cost and Reserve [Line Items]
Ceased Operations			12 months
Maximum [Member] \| Execute to Win Productivity Program [Domain]
Restructuring Cost and Reserve [Line Items]
Ceased Operations			24 months