Goodwill and Other Intangible Assets (Detail) - USD ($)	3 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Jun. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 9,957,000		$ 9,957,000
Amortization of Intangible Assets	230,000	$ 277,000
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	7,744,000		8,312,000
Accumulated Amortization	(4,248,000)		(4,586,000)
Net Carrying Amount	$ 3,496,000		3,726,000
Non-Compete Agreements
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount			568,000
Accumulated Amortization			(568,000)
Net Carrying Amount			0
Customer Relationships
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years	10 years
Gross Carrying Amount	$ 4,803,000		4,803,000
Accumulated Amortization	(2,191,000)		(2,071,000)
Net Carrying Amount	2,612,000		2,732,000
Favorable Lease Agreements
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	2,941,000		2,941,000
Accumulated Amortization	(2,057,000)		(1,947,000)
Net Carrying Amount	$ 884,000		$ 994,000
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