Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets, Net of Accumulated Amortization (Estimated Amortization Expense) (Details)

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Goodwill and Intangible Assets, Net of Accumulated Amortization (Estimated Amortization Expense) (Details)
$ in Millions
Feb. 28, 2018
USD ($)
Year ending May 31  
2018 $ 21.6
2019 25.3
2020 20.8
2021 16.8
2022 $ 13.0