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Investments in Unconsolidated Affiliates and Variable Interest Entities - Additional Information (Details) $ in Thousands |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 28, 2017 USD ($) | Jun. 24, 2018 USD ($) FuturesContract | Dec. 31, 2017 | Jun. 25, 2017 USD ($) | Jun. 26, 2016 USD ($) | Oct. 31, 2009 | Sep. 30, 2000
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity method investments |  | $ 112,639 |  | $ 119,513 |  |  |
Distributions received |  | $ 12,236 |  | $ 2,322 | $ 4,732 |  |
Parkdale America LLC [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity method investment, ownership percentage |  | 34.00% |  |  |  |  |
Number of manufacturing facilities |  |  |  | 13 |  |  |
Number of futures contracts designated as cash flow hedges | FuturesContract |  | 0 |  |  |  |  |
Equity method investments |  | $ 110,264 |  |  |  |  |
Distributions received | $ 6,800 | 9,236 |  | $ 822 | 1,732 |  |
Parkdale America LLC [Member] | EAP Program [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Deferred revenue |  | 0 |  | 0 | 0 |  |
Parkdale America LLC [Member] | Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of major customers |  |  | 5 |  |  |  |
Parkdale America LLC [Member] | Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] | Five Largest Customers [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Concentration risk, percentage |  |  | 78.00% |  |  |  |
Parkdale America LLC [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] | Five Largest Customers [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Concentration risk, percentage |  |  | 73.00% |  |  |  |
UNF [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity method investment, ownership percentage |  |  |  |  |  |  | 50.00%
UNF America [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity method investment, ownership percentage |  |  |  |  |  | 50.00% |
UNF and UNF America [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity method investments |  | 2,375 |  |  |  |  |
Purchase commitment, remaining minimum amount committed |  | 2,489 |  |  |  |  |
Accounts payable, related parties |  | $ 2,301 |  | 2,301 |  |  |
Percentage of current and total assets and total liabilities ccounted for by equity method investments |  | 3.00% |  |  |  |  |
Distributions received |  | $ 3,000 |  | $ 1,500 | $ 3,000 |  |

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