Investments in Unconsolidated Affiliates and Variable Interest Entities - Schedule of Raw Material Purchases under Supply Agreement (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 25, 2017	Jun. 26, 2016	Jun. 28, 2015
UNF [Member]
Schedule Of Equity Method Investments [Line Items]
Raw material purchases under supply agreement	$ 2,254	$ 2,828	$ 3,676
UNF America [Member]
Schedule Of Equity Method Investments [Line Items]
Raw material purchases under supply agreement	20,493	24,319	29,922
UNF and UNF America [Member]
Schedule Of Equity Method Investments [Line Items]
Raw material purchases under supply agreement	$ 22,747	$ 27,147	$ 33,598