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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
Sep. 28, 2018
Sep. 29, 2017
Sep. 30, 2016
Retirement Benefits [Abstract]      
Interest cost $ 1,058 $ 1,043 $ 1,137
Expected return on plan assets (763) (1,193) (1,265)
Amortization of unrecognized net actuarial loss 553 731 566
Net periodic pension cost 848 581 438
Other changes in benefit obligations recognized in other comprehensive income (OCI):      
Net actuarial (gain) loss (2,470) (3,201) 2,507
Total recognized in net periodic pension cost and OCI $ (1,622) $ (2,620) $ 2,945