Pension and Postretirement Benefits (Tables)

9 Months Ended

Mar. 27, 2016

Compensation And Retirement Disclosure [Abstract]

Summary of Net Periodic Benefit Cost Recognized

The following tables summarize the net periodic benefit cost recognized for each of the periods indicated under these plans (in thousands):

	Pension Benefits						Postretirement Benefits
	Three Months Ended						Three Months Ended
	March 27, 2016			March 29, 2015			March 27, 2016			March 29, 2015
Service cost	$	13		$	16		$	3		$	4
Interest cost		1,076			1,043		22				28
Expected return on plan assets		(1,352	)		(1,543	)		—			—
Amortization of prior service cost (credit)	3				2			(188	)		(191	)
Amortization of unrecognized net loss	599				694		151				173
Net periodic benefit cost	$	339		$	212		$	(12	)	$	14

	Pension Benefits						Postretirement Benefits
	Nine Months Ended						Nine Months Ended
	March 27, 2016			March 29, 2015			March 27, 2016			March 29, 2015
Service cost	$	38		$	48		$	9		$	11
Interest cost		3,228			3,129			65			85
Expected return on plan assets		(4,055	)		(4,630	)		—			—
Amortization of prior service cost (credit)	9				8			(563	)		(573	)
Amortization of unrecognized net loss		1,797			2,081			453			520
Net periodic benefit cost	$	1,017		$	636		$	(36	)	$	43