Pension Plans and Other Postretirement Benefits (Tables)

9 Months Ended

Jun. 25, 2016

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 25,			June 27,			June 25,			June 27,
	2016			2015			2016			2015
Interest cost	$	1,260		$	1,282		$	3,781		$	3,846
Expected return on plan assets		(854	)		(1,228	)		(2,563	)		(3,685	)
Amortization of net loss (gain)		1,304			1,131			3,913			3,392
Net periodic benefit cost	$	1,710		$	1,185		$	5,131		$	3,553

	Postretirement Benefits
	Three Months Ended						Nine Months Ended
	June 25,			June 27,			June 25,			June 27,
	2016			2015			2016			2015
Interest cost	$	130		$	144		$	400		$	431
Amortization of prior service credits		(100	)		(122	)		(300	)		(367	)
Amortization of net loss (gain)		(74	)		(49	)		(223	)		(147	)
Net periodic benefit (income)	$	(44	)	$	(27	)	$	(123	)	$	(83	)