Goodwill and Other Intangible Assets (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Dec. 30, 2017	Dec. 31, 2016	Jul. 01, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 9,957,000		$ 9,957,000		$ 9,957,000
Amortization of Intangible Assets	265,000	$ 282,000	542,000	$ 564,000
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	8,312,000		8,312,000		8,312,000
Accumulated Amortization	(4,054,000)		(4,054,000)		(3,512,000)
Net Carrying Amount	4,258,000		4,258,000		4,800,000
Non-Compete Agreements
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	568,000		568,000		568,000
Accumulated Amortization	(531,000)		(531,000)		(483,000)
Net Carrying Amount	37,000		$ 37,000		85,000
Customer Relationships
Finite-lived Intangible Assets [Roll Forward]
Amortization Period in Years			10 years
Gross Carrying Amount	4,803,000		$ 4,803,000		4,803,000
Accumulated Amortization	(1,831,000)		(1,831,000)		(1,590,000)
Net Carrying Amount	2,972,000		2,972,000		3,213,000
Favorable Lease Agreements
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Amount	2,941,000		2,941,000		2,941,000
Accumulated Amortization	(1,692,000)		(1,692,000)		(1,439,000)
Net Carrying Amount	$ 1,249,000		$ 1,249,000		$ 1,502,000
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