Significant Accounting Policies Notes (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 30, 2019	Mar. 31, 2018	Mar. 30, 2019	Mar. 31, 2018	Jul. 01, 2018	Jun. 30, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Contract assets	$ 20,138		$ 20,138		$ 11,906	$ 0
Inventories, net	95,396		95,396		99,105	110,315
Deferred income tax asset	7,826		7,826		7,715	7,882
Retained earnings	64,536		64,536		73,335	$ 72,806
Net sales	107,954	$ 108,352	358,463	$ 329,294
Cost of sales	101,147	100,197	332,243	304,494
Gross profit	6,807	8,155	26,220	24,800
Net income (loss)	(11,981)	$ 644	(8,799)	852
Cash receipts from deferred purchase price of factored receivables			4,768	$ 5,851
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Contract assets	0		0
Inventories, net	113,739		113,739
Deferred income tax asset	7,993		7,993
Retained earnings	66,164		66,164
Net sales	106,935		350,232
Cost of sales	100,728		325,110
Gross profit	6,207		25,122
Net income (loss)	(12,581)		(9,897)
Accounting Standards Update 2014-09 [Member] | Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Contract assets	(20,138)		(20,138)		11,906
Inventories, net	18,343		18,343		(11,210)
Deferred income tax asset	167		167		(167)
Retained earnings	1,628		1,628		$ 529
Net sales	1,019		8,231
Cost of sales	419		7,133
Gross profit	600		1,098
Net income (loss)	$ 600		$ 1,098