Restructuring and Other Charges (Income) - Restructuring Charges (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Restructuring Charges [Abstract]
Severance and Employee Benefits	$ 4.8	$ 1.7	$ 4.8	$ 3.3
Other Charges (Income)	(5.7)	1.7	(7.6)	3.1
Asset Disposal Charges (Income)	0.0	0.0	2.8	8.2
Total	(0.9)	3.4	0.0	14.6
DuPont Crop restructuring
Restructuring Charges [Abstract]
Severance and Employee Benefits	0.0	0.0	0.0	0.0
Other Charges (Income)	(5.7)	0.2	(8.1)	0.5
Asset Disposal Charges (Income)	0.0	0.0	2.8	0.0
Total	(5.7)	0.2	(5.3)	0.5
Regional Realignment
Restructuring Charges [Abstract]
Severance and Employee Benefits		1.4		3.4
Other Charges (Income)		1.0		1.5
Asset Disposal Charges (Income)		0.0		0.0
Total		2.4		4.9
Other items (3)
Restructuring Charges [Abstract]
Severance and Employee Benefits	4.8	0.3	4.8	(0.1)
Other Charges (Income)	0.0	0.5	0.5	1.1
Asset Disposal Charges (Income)	0.0	0.0	0.0	8.2
Total	4.8	$ 0.8	5.3	$ 9.2
Shanghai Municipal People's Government
Restructuring Charges [Abstract]
Gain on land disposition	$ 5.8		$ 5.8

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.

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Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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Amount of restructuring charges, remediation cost, and asset impairment loss.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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