Investments in Unconsolidated Affiliates and Variable Interest Entities - Schedule of Unaudited, Condensed Income Statement Information for Unconsolidated Affiliates (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 27, 2020	Dec. 29, 2019	Dec. 27, 2020	Dec. 29, 2019
Schedule Of Equity Method Investments [Line Items]
Gross profit (loss)	$ 25,934	$ 15,665	$ 40,495	$ 33,108
Net income	7,464	409	10,896	4,121
Distributions received				10,437
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule Of Equity Method Investments [Line Items]
Net sales	4,651	167,123	7,864	370,951
Gross profit (loss)	1,092	626	1,533	2,238
Income (loss) from operations	673	(4,649)	719	(7,812)
Net income	674	(2,080)	723	(5,411)
Depreciation and amortization	42	11,436	78	22,114
Cash received by PAL under cotton rebate program		3,463		7,156
Earnings recognized by PAL for cotton rebate program		2,766		6,354
Distributions received				10,437
Equity Method Investment, Nonconsolidated Investee or Group of Investees | Parkdale America LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Net sales		161,648		360,815
Gross profit (loss)		(186)		885
Income (loss) from operations		(5,026)		(8,301)
Net income		(2,463)		(5,918)
Depreciation and amortization		11,393		22,024
Cash received by PAL under cotton rebate program		3,463		7,156
Earnings recognized by PAL for cotton rebate program		2,766		6,354
Distributions received				10,437
Equity Method Investment, Nonconsolidated Investee or Group of Investees | UNF and UNF America [Member]
Schedule Of Equity Method Investments [Line Items]
Net sales	4,651	5,475	7,864	10,136
Gross profit (loss)	1,092	812	1,533	1,353
Income (loss) from operations	673	377	719	489
Net income	674	383	723	507
Depreciation and amortization	$ 42	$ 43	$ 78	$ 90