Goodwill and Other Intangible Assets (Detail) - USD ($)	3 Months Ended			9 Months Ended
	Mar. 28, 2020	Jun. 29, 2019	Mar. 30, 2019	Mar. 28, 2020	Mar. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 0		$ 76,000	$ 0	$ 502,000
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	2,941,000	$ 8,312,000		2,941,000
Accumulated Amortization	(2,284,000)	(5,163,000)		(2,284,000)
Impairment of Intangible Assets, Finite-lived		(2,492,000)	$ (2,500,000)	0
Derecognition Favorable Lease per ASC 842				(700,000)
Net Carrying Amount	0	657,000		$ 0
Non-Compete Agreements
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount		568,000
Accumulated Amortization		(568,000)
Impairment of Intangible Assets, Finite-lived		0
Net Carrying Amount		0
Customer Relationships
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years				10 years
Gross Carrying Amount		4,803,000
Accumulated Amortization		(2,311,000)
Impairment of Intangible Assets, Finite-lived		(2,492,000)
Net Carrying Amount		0
Favorable Lease Agreements
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	2,941,000	2,941,000		$ 2,941,000
Accumulated Amortization	(2,284,000)	(2,284,000)		(2,284,000)
Impairment of Intangible Assets, Finite-lived		0		0
Derecognition Favorable Lease per ASC 842				(657,000)
Net Carrying Amount	$ 0	$ 657,000		$ 0
Minimum | Non-Compete Agreements
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years				3 years
Minimum | Favorable Lease Agreements
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years				4 years
Maximum | Non-Compete Agreements
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years				5 years
Maximum | Favorable Lease Agreements
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years				7 years