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SHAREHOLDERS' EQUITY AND EMPLOYEE BENEFIT PLANS (Non-employee director stock option activity) (Details) - Non Employee Director [Member] - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Sep. 29, 2018
Oct. 01, 2016
Oct. 03, 2015
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Number of shares, Options outstanding, beginning balance (in shares)   20  
Number of shares, Exercised (in shares)   0  
Number of shares, Forfeited or expired (in shares)   (20)  
Number of shares, Options outstanding, ending balance (in shares) 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]      
Weighted average exercise price, Options outstanding, beginning balance (in dollars per share)   $ 11.20  
Weighted average exercise price, Exercised (in dollars per share)   0.00  
Weighted average exercise price, Forfeited or expired (in dollars per share)   11.20  
Weighted average exercise price, Options outstanding, ending balance (in dollars per share) $ 0.00 $ 0.00  
Average remaining contractual life, Options outstanding (in years) 0 years    
Average remaining contractual life, Options vested and expected to vest (in years) 0 years    
Average remaining contractual life, Options exercisable (in years) 0 years    
Aggregate intrinsic value, Options outstanding $ 0 $ 0 $ 225