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Discontinued Operations - Narratives (Details) - Agricultural Solutions Business - Disposed of by Sale - USD ($)
$ in Millions
12 Months Ended 17 Months Ended
Jan. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2019
Jul. 20, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations            
Percent of issued and outstanding common stock           100.00%
Proceeds from the sale of business $ 4,280.0          
Loss on sale of business         $ 448.0  
Gain (loss) on Arysta Sale   $ 2.4 $ (450.0) $ 0.0