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Property, Plant and Equipment - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
May 31, 2022
Nov. 30, 2021
Feb. 28, 2021
Aug. 31, 2020
May 31, 2023
May 31, 2022
May 31, 2021
Property, Plant and Equipment [Line Items]              
Depreciation and amortization expense         $ 52.5 $ 54.8 $ 58.3
Cloud computing amortization         6.3 3.9 0.7
Asset impairments and write downs         0.0 0.4 11.1
Long-lived assets $ 456.7       $ 458.7 456.7  
Land, Buildings and Improvements              
Property, Plant and Equipment [Line Items]              
Long-lived assets 2.1 $ 4.2 $ 1.3 $ 5.7   $ 2.1  
Proceeds from sale of assets 5.6 10.4 5.1 12.3      
Gain (loss) on disposition of property plant equipment $ 3.5 $ 6.2 $ 3.8 $ 6.6      
Building and leasehold improvements              
Property, Plant and Equipment [Line Items]              
Asset impairments and write downs             $ 1.5