PROPERTY, PLANT AND EQUIPMENT AND INTANGIBLE ASSETS, Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 28, 2020	Jun. 30, 2019
Finite-Lived Intangible Assets, Net [Abstract]
Acquisition cost	$ 578	$ 578
Accumulated amortization	(423)	(382)
Net value	155	196
Amortization expense for intangible assets	$ 41	43
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Estimated useful lives	10 years
Acquisition cost	$ 278	278
Accumulated amortization	(181)	(153)
Net value	$ 97	125
Name Change [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Estimated useful lives	15 years
Acquisition cost	$ 70	70
Accumulated amortization	(25)	(21)
Net value	$ 45	49
Prototypes [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Estimated useful lives	5 years
Acquisition cost	$ 230	230
Accumulated amortization	(217)	(208)
Net value	$ 13	$ 22