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RETIREMENT PLANS (Tables)
9 Months Ended
Jul. 09, 2023
Retirement Benefits [Abstract]  
Components of Net Periodic Benefit Cost The components of net periodic benefit cost in each period were as follows (in thousands): 
QuarterYear-to-date
July 9,
2023
July 10,
2022
July 9,
2023
July 10,
2022
Defined benefit pension plans:
Interest cost$4,434 $3,388 $14,782 $11,292 
Expected return on plan assets(3,486)(4,179)(11,619)(13,926)
Actuarial losses (1)708 890 2,359 2,968 
Amortization of unrecognized prior service costs (1)15 15 
Net periodic benefit cost $1,661 $104 $5,537 $349 
Post-retirement healthcare plans:
Interest cost$162 $113 $539 $376 
Actuarial gains (1)(215)(147)(717)(492)
Net periodic benefit credit$(53)$(34)$(178)$(116)
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(1)Amounts were reclassified from accumulated other comprehensive income into net earnings as a component of “Other pension and post-retirement expenses, net.”
Schedule of Defined Benefit Plan Contribution Details regarding 2023 contributions are as follows (in thousands):
SERPPost-Retirement
Healthcare Plans
Net year-to-date contributions$3,930 $744 
Remaining estimated net contributions during fiscal 2023$1,283 $368