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SHAREHOLDERS' EQUITY AND EMPLOYEE BENEFIT PLANS (Employee time-based restricted stock activity) (Details) - Time-based RSUs - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Oct. 02, 2021
Oct. 03, 2020
Sep. 28, 2019
Sep. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]        
Number of shares, Restricted stock outstanding, beginning balance (in shares) 788 947 910  
Number of shares, Granted (in shares) 486 490 521  
Number of shares, Forfeited or expired (in shares) (24) (80) (42)  
Number of shares, Vested (in shares) (333) (569) (442)  
Number of shares, Restricted stock outstanding, ending balance (in shares) 917 788 947 910
Unrecognized compensation expense $ 11,420 $ 10,480 $ 10,555 $ 9,038
Average remaining service period (in years) 1 year 4 months 24 days 1 year 7 months 6 days 1 year 4 months 24 days 1 year 4 months 24 days
Weighted average grant date fair value per share $ 24.34 $ 22.93 $ 20.95