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Debt (Tables) | 9 Months Ended
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Feb. 28, 2018
Debt Disclosure [Abstract] |
Schedule of Debt | The following table summarizes the carrying value of the Company's debt as of the dates indicated:
| February 28, 2018 |  | May 31, 2017 |  | February 28, 2017
Revolving Loan | $ | — |  |  | $ | — |  |  | $ | — |
Unsecured short term lines of credit (weighted average interest rates of 3.7%, 4.1% and 3.9%, respectively) | 7.7 |  |  | 6.2 |  |  | 5.8 |
Total debt | $ | 7.7 |  |  | $ | 6.2 |  |  | $ | 5.8 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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