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Treasury Stock (Tables) | 3 Months Ended
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Aug. 31, 2020
Stockholders' Equity Attributable to Parent [Abstract] |
Tabular Disclosure of an Entity's Treasury Stock | The table below represents the Board authorizations at the dates indicated:
Authorizations | Amount |  |
March 2018 | $ | 50.0 |  |
March 2020 |  | 50.0 |  |
Total current Board authorizations at June 1, 2020 | $ | 100.0 |  |
Less repurchases made under these authorizations | $ | (32.7) |  |
Remaining Board authorization at August 31, 2020 | $ | 67.3 |  |

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- Definition Tabular disclosure of an entity's treasury stock including amount authorized by an entity's board of directors, the number of shares repurchased and the remaining maximum dollar value of shares available for repurchase under the program + References No definition available. + Details
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- References No definition available. + Details
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