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Revenue Recognition - Narrative (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Feb. 23, 2019 USD ($) | Feb. 23, 2019 USD ($)
Disaggregation of Revenue [Line Items] |  |
Percentage of revenues derived from route servicing fees |  | 91.00%
Amortization expense related to deferred commissions | $ 2.9 | $ 5.7
Current assets related to deferred commissions | 10.8 | 10.8
Noncurrent assets related to deferred commissions | $ 44.6 | $ 44.6
Core Laundry Operations |  |
Disaggregation of Revenue [Line Items] |  |
Percentage of revenues recognized over time | 95.30% | 95.30%
Percentage of revenues recognized at a point in time | 4.70% | 4.70%
Specialty Garments |  |
Disaggregation of Revenue [Line Items] |  |
Percentage of revenues recognized over time | 82.20% | 83.10%
Percentage of revenues recognized at a point in time | 17.80% | 16.90%
First Aid |  |
Disaggregation of Revenue [Line Items] |  |
Percentage of revenues recognized at a point in time | 100.00% | 100.00%

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