Fair Value of Financial Instruments and Non-Financial Assets and Liabilities - Additional Information (Details) - USD ($)	12 Months Ended
	Jun. 27, 2021	Jun. 28, 2020	Jun. 30, 2019
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Non-financial assets or liabilities of fair value recurring or non-recurring basis	$ 0
LIBOR [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, average fixed interest rate	1.90%
Swaps A, B and C [Member] | Designated Hedges [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative notional amount	$ 75,000,000
Increase (decrease) in interest expense	$ 1,347,000	$ (270,000)	$ 320,000
Swaps A, B and C [Member] | Designated Hedges [Member] | LIBOR [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, average fixed interest rate	1.90%