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G & K Services, Inc. Integration Expenses (Details) - USD ($) $ in Thousands | 12 Months Ended
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May 31, 2020 | May 31, 2019 | May 31, 2018
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
G&K Services, Inc. integration expenses | $ 0 | $ 14,410 | $ 41,897
Facility closure expenses |  | 16,900 |
Employee terminations costs |  | (2,500) |
G & K Services |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
G&K Services, Inc. integration expenses | 0 | 14,400 | 41,900
G & K Services | Employee termination benefits |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Payments for restructuring | $ 700 | 3,800 | $ 15,200
Restructuring liability |  | $ 2,800 |

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