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v3.19.2

Acquisitions - Narrative (Details) | 12 Months Ended
--- | ---
May 31, 2019 business | May 31, 2018 business
Uniform rental and facility services |  |
Business Acquisition [Line Items] |  |
Number of businesses acquired | 5 | 5
First Aid and Safety Services |  |
Business Acquisition [Line Items] |  |
Number of businesses acquired | 1 | 3
All Other |  |
Business Acquisition [Line Items] |  |
Number of businesses acquired | 7 | 6
Income approach | Discount rate |  |
Business Acquisition [Line Items] |  |
Intangible asset measurement input | 0.095 |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The number of businesses acquired by the entity during the period. + References No definition available. + Details
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