Principal Accounting Policies and Related Financial Information - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) Segments class	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Accounting Policies [Abstract]
Number of segments | Segments	1
Nature of Operations
Number of major classes of crop protection | class	3
Trade receivable, net of allowance
Allowance for trade receivable	$ 29.1	$ 33.9	$ 37.4
Allowance for long-term receivables	27.1	44.5	27.7
Additions — charged to expense	$ (6.3)	(0.5)	(21.1)
Investments
Maximum ownership percentage for equity method investments (as a percent)	50.00%
Capitalized Interest
Capitalized interest costs	$ 9.3	5.6	$ 3.4
Asset Retirement Obligation [Abstract]
Asset retirement obligation	$ 6.4	$ 16.0
Minimum
Goodwill and Intangible Assets
Weighted avg. useful life remaining at December 31, 2023	3 years
Maximum
Goodwill and Intangible Assets
Weighted avg. useful life remaining at December 31, 2023	20 years
Land Improvements
Property, plant and equipment and capitalized software
Useful lives (in years)	20 years
Building | Minimum
Property, plant and equipment and capitalized software
Useful lives (in years)	15 years
Building | Maximum
Property, plant and equipment and capitalized software
Useful lives (in years)	40 years
Machinery and Equipment | Minimum
Property, plant and equipment and capitalized software
Useful lives (in years)	3 years
Machinery and Equipment | Maximum
Property, plant and equipment and capitalized software
Useful lives (in years)	18 years
Software Development | Minimum
Property, plant and equipment and capitalized software
Useful lives (in years)	3 years
Software Development | Maximum
Property, plant and equipment and capitalized software
Useful lives (in years)	10 years