STOCK-BASED COMPENSATION - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Dec. 30, 2016	Jan. 01, 2016
Number of Options
Outstanding, beginning of period (in shares)	759,795	717,645
Granted (in shares)	50,000	0
Exercised (in shares)	0	0
Forfeited (in shares)	(17,500)	(15,500)
Expired (in shares)	(12,250)	0
Outstanding, end of period (in shares)	780,045	702,145
Wgtd. Avg. Exercise Price
Outstanding, beginning of period (in dollars per share)	$ 4.43	$ 4.40
Granted (in dollars per share)	3.60	0.00
Exercised (in dollars per share)	0.00	0.00
Forfeited (in dollars per share)	5.30	5.99
Expired (in dollars per share)	5.06	0
Outstanding, end of period (in dollars per share)	$ 4.35	$ 4.37
For options expected to vest
Number expected to vest (in shares)	755,142	539,756
Number expected to vest (in dollars per share)	$ 4.35	$ 4.45
Weighted average remaining term, in years	5 years 11 days	5 years 6 months
Intrinsic value (000s)	$ 0	$ 0
For exercisable options
Number exercisable (in shares)	240,936	156,000
Number exercisable (in dollars per share)	$ 4.76	$ 5.33
Weighted average remaining term, in years	3 years 10 months 10 days	3 years 7 months
Intrinsic value (000s)	$ 0	$ 0
For non-exercisable options
Expense not yet recognized (000s)	$ 588	$ 672
Weighted average years to be recognized	2 years 6 months 3 days	3 years 4 months
For options exercised, Intrinsic value (000s)	$ 0	$ 0