Pension Plans and Other Postretirement Benefits (Tables)

9 Months Ended

Jun. 29, 2019

Defined Benefit Pension Plans And Defined Benefit Postretirement Plans Disclosure [Abstract]

Components of Net Periodic Benefit Costs

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

	Pension Benefits
	Three Months Ended						Nine Months Ended
	June 29,			June 30,			June 29,			June 30,
	2019			2018			2019			2018
Interest cost	$	987		$	943		$	2,958		$	2,833
Expected return on plan assets		(432	)		(473	)		(1,293	)		(1,420	)
Amortization of net loss		867			920			2,600			2,762
Net periodic benefit cost	$	1,422		$	1,390		$	4,265		$	4,175

	Postretirement Benefits
	Three Months Ended						Nine Months Ended
	June 29,			June 30,			June 29,			June 30,
	2019			2018			2019			2018
Interest cost	$	69		$	69		$	206		$	208
Amortization of prior service credits		(125	)		(124	)		(374	)		(374	)
Amortization of net (gain)		(190	)		(163	)		(570	)		(491	)
Net periodic benefit cost	$	(246	)	$	(218	)	$	(738	)	$	(657	)