Investments in Unconsolidated Affiliates - Schedule of Raw Material Purchases under Supply Agreement (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 01, 2023	Dec. 26, 2021	Jan. 01, 2023	Dec. 26, 2021
UNF America [Member]
Schedule Of Equity Method Investments [Line Items]
Raw material purchases under supply agreement	$ 5,390	$ 6,752	$ 12,791	$ 12,582
UNF [Member]
Schedule Of Equity Method Investments [Line Items]
Raw material purchases under supply agreement		75	37	146
UNF and UNF America [Member]
Schedule Of Equity Method Investments [Line Items]
Raw material purchases under supply agreement	$ 5,390	$ 6,827	$ 12,828	$ 12,728