GOODWILL (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2017	Jul. 01, 2016	Jun. 30, 2017	Jul. 01, 2016
Finite-Lived Intangible Assets [Line Items]
Goodwill		$ 6,197,000		$ 6,197,000
Goodwill [Roll Forward]
Balance at beginning of period			$ 11,196,000	14,292,000
Acquisitions			0	3,400,000
Impairment	$ 0	(6,197,000)	0	(6,197,000)
Amount attributable to movements in foreign currency rates			5,000	13,000
Balance at end of period	11,201,000	11,508,000	11,201,000	11,508,000
Diving
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 0		$ 0
Goodwill [Roll Forward]
Impairment		(6,197,000)
Balance at end of period		$ 0		$ 0