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SHAREHOLDERS' EQUITY AND EMPLOYEE BENEFIT PLANS (Non-employee director stock option activity) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Oct. 01, 2011
Sep. 28, 2013
Oct. 02, 2010
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Number of shares, Options outstanding, beginning balance (in shares) 703 1,509 3,310 562  
Number of shares, Exercised (in shares) (101) (374) (1,216)    
Number of shares, Forfeited or expired (in shares) (40) (432) (585)    
Number of shares, Options vested and expected to vest (in shares) 560        
Number of shares, Options exercisable (in shares) 555        
Number of shares, In the money exercisable options (in shares) 339        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]          
Weighted average exercise price, Options outstanding, ending balance (in dollars per share)    $ 9.40 $ 10.11   $ 9.80
Weighted average exercise price, Exercised (in dollars per share)    $ 7.70 $ 7.50    
Weighted average exercise price, Forfeited or expired (in dollars per share)    $ 13.35 $ 13.79    
Weighted average exercise price, Options vested and expected to vest (in dollars per share) $ 9.57        
Weighted average exercise price, Options exercisable (in dollars per share) $ 9.60        
Average remaining contractual life, Options outstanding (in years)           
Average remaining contractual life, Options vested and expected to vest (in years) 1 year 11 months 8 days        
Average remaining contractual life, Options exercisable (in years) 1 year 10 months 24 days        
Aggregate intrinsic value, Exercised $ 292 $ 829 $ 3,498    
Aggregate intrinsic value, Options outstanding           
Aggregate intrinsic value, Options vested and expected to vest 1,210        
Aggregate intrinsic value, In the money exercisable options 1,189        
Non Employee Director [Member]
          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Number of shares, Options outstanding, beginning balance (in shares) 135 258 348 135  
Number of shares, Exercised (in shares)   (63) (30)    
Number of shares, Forfeited or expired (in shares)   (60) (60)    
Number of shares, Options vested and expected to vest (in shares) 135        
Number of shares, Options exercisable (in shares) 135        
Number of shares, In the money exercisable options (in shares) 65        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]          
Weighted average exercise price, Options outstanding, ending balance (in dollars per share) $ 11.45 $ 11.45 $ 11.78   $ 11.25
Weighted average exercise price, Exercised (in dollars per share)   $ 6.89 $ 6.16    
Weighted average exercise price, Forfeited or expired (in dollars per share)   $ 17.62 $ 11.50    
Weighted average exercise price, Options vested and expected to vest (in dollars per share) $ 11.45        
Weighted average exercise price, Options exercisable (in dollars per share) $ 11.45        
Average remaining contractual life, Options outstanding (in years) 1 year 3 months 18 days        
Average remaining contractual life, Options vested and expected to vest (in years) 1 year 3 months 18 days        
Average remaining contractual life, Options exercisable (in years) 1 year 3 months 18 days        
Aggregate intrinsic value, Exercised   300 170    
Aggregate intrinsic value, Options outstanding 76        
Aggregate intrinsic value, Options vested and expected to vest 76        
Aggregate intrinsic value, In the money exercisable options $ 76