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Earnings (Loss) Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Aug. 31, 2020 | Aug. 31, 2019
Earnings Per Share, Basic and Diluted [Abstract] |  |
Net income (loss) attributable to Class A and Common Shares | $ (39.8) | $ (58.5)
Weighted average Shares of Class A Stock and Common Stock outstanding for basic earnings (loss) per share | 34.3 | 34.9
Earnings (loss) per share of Class A Stock and Common Stock: |  |
Basic (in Dollars per share) | $ (1.16) | $ (1.68)
Diluted (in Dollars per share) | $ (1.16) | $ (1.68)

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