Fair Value of Financial Instruments and Non-Financial Assets and Liabilities - Additional Information (Details)		12 Months Ended
	May 18, 2012 USD ($)	Jun. 30, 2019 USD ($)	Jun. 24, 2018 USD ($)	Jun. 25, 2017 USD ($)	Jun. 01, 2017 USD ($)	Feb. 24, 2017 USD ($)	Jan. 05, 2017 USD ($)	Dec. 31, 2013 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value assets and liabilities amount transfers into or out of the levels		$ 0	$ 0	$ 0
Non-financial assets or liabilities of fair value recurring or non-recurring basis		$ 0
Dilion [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Business combination, contingent consideration liability								$ 2,500,000
Swap A [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, inception date		Jan. 05, 2017
Swap A [Member] | Designated Hedges [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, notional amount							$ 20,000,000
Swap B [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, inception date		Feb. 24, 2017
Swap B [Member] | Designated Hedges [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, notional amount						$ 30,000,000
Swap C [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, inception date		Jun. 01, 2017
Swap C [Member] | Designated Hedges [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, notional amount					$ 25,000,000
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		$ (320,000)	$ 319,000	42,000
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%
Swap D [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Maximum length of time hedged in interest rate cash flow hedge	5 years
Derivative, fixed interest rate		1.06%
Swap D [Member] | Designated Hedges [Member] | Cash Flow Hedging [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative, notional amount	$ 50,000,000
Derivative, inception date		May 18, 2012
Derivative, termination date		May 24, 2017
Swap D [Member] | Non-designated Hedges [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Increase (decrease) in interest expense				$ 178,000
Foreign Exchange Forward [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Number of foreign currency derivatives held		0	0