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v3.10.0.1

Other Accrued Expenses - Schedule of Accrued Severance (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
May 31, 2018 | May 31, 2017 | May 31, 2016
Restructuring Reserve [Roll Forward] |  |  |
Severance | $ 9.9 | $ 14.9 | $ 11.9
Severance [Member] |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 6.6 | 4.4 |
Accruals | 9.9 | 14.9 |
Payments | (12.3) | (12.7) |
Ending balance | 4.2 | 6.6 | $ 4.4
Cost Reduction Programs [Member] |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Severance | $ 7.4 | $ 12.9 |

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