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SHAREHOLDERS' EQUITY AND EMPLOYEE BENEFIT PLANS (Employee 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
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
Number of shares, Granted (in shares)   0 0
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 outstanding, ending balance (in shares) 562 703 1,509
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, beginning balance (in dollars per share) $ 9.40 $ 10.11 $ 9.80
Weighted average exercise price, Granted (in dollars per share)   $ 0.00 $ 0.00
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 outstanding, ending balance (in dollars per share)    $ 9.40 $ 10.11
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