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EMPLOYEE BENEFITS (Net Periodic Benefit Cost For The Non-Contributory Defined Benefit Pension Plans) (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 02, 2020
Sep. 27, 2019
Sep. 28, 2018
Retirement Benefits [Abstract]      
Interest cost $ 931 $ 1,103 $ 1,058
Expected return on plan assets (641) (855) (763)
Amortization of unrecognized net actuarial loss 537 328 553
Net periodic pension cost 827 576 848
Other changes in benefit obligations recognized in other comprehensive income ("OCI"):      
Net actuarial gain (835) (1,365) (2,470)
Total recognized in net periodic pension cost and OCI $ (8) $ (789) $ (1,622)