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POSTRETIREMENT BENEFITS (Tables)
3 Months Ended
Dec. 24, 2021
Retirement Benefits [Abstract]  
Schedule of Net Periodic Benefit Cost The net periodic benefit credit was as follows: 
Three months ended
(in thousands)NoteDecember 24, 2021December 25, 2020
Interest cost$739 $682 
Expected return on plan assets(1,348)(1,606)
Amortization of actuarial loss158 333 
Net periodic benefit credit5$(451)$(591)