Pension Plans and Other Postretirement Benefits (Tables)

6 Months Ended

Mar. 25, 2023

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Costs

The following table provides the components of net periodic benefit costs:

	Pension Benefits
	Three Months Ended						Six Months Ended
	March 25,			March 26,			March 25,			March 26,
	2023			2022			2023			2022
Interest cost	$	826		$	560		$	1,653		$	1,119
Expected return on plan assets		(338	)		(354	)		(677	)		(708	)
Amortization of net loss		481			600			963			1,199
Net periodic benefit cost	$	969		$	806		$	1,939		$	1,610

	Postretirement Benefits
	Three Months Ended						Six Months Ended
	March 25,			March 26,			March 25,			March 26,
	2023			2022			2023			2022
Interest cost	$	42		$	20		$	83		$	40
Amortization of prior service credits		(125	)		(125	)		(249	)		(249	)
Amortization of net (gain)		(193	)		(181	)		(387	)		(362	)
Net periodic benefit cost	$	(276	)	$	(286	)	$	(553	)	$	(571	)