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Acquisitions - Purchase Price Allocation (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Mar. 21, 2017 | Aug. 31, 2017 | Aug. 31, 2016 | Aug. 15, 2016
Business Acquisition [Line Items] |  |  |  |
Cash consideration for common stock |  | $ 302 | $ 10,991 |
G&K Services |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash consideration for common stock | $ 1,901,845 |  |  |
Cash consideration for share-based awards | 62,257 |  |  |
Cash consideration for G&K revolving debt | 124,180 |  |  |
Cash consideration for transaction expenses | 24,529 |  |  |
Total consideration | 2,112,811 |  |  |
Cash acquired | (34,393) |  |  |
Net consideration transferred | $ 2,078,418 |  |  |
Share price of acquisition (in dollars per share) | $ 97.50 |  |  | $ 97.50
Number of shares acquired (in shares) | 19.5 |  |  |

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