Pension and Other Postretirement Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 28, 2014	Mar. 29, 2013	Mar. 28, 2014	Mar. 29, 2013
Components of Net Periodic Benefit Cost [Abstract]
Benefit plan adjustments, net of tax	$ 528	$ 676	$ 1,506	$ 1,996
Tax on reclassified benefit plan adjustments from accumulated other comprehensive loss	354	376	1,060	1,160
Pension Benefits [Member]
Components of Net Periodic Benefit Cost [Abstract]
Service cost	135	88	402	257
Interest cost	1,357	1,334	4,068	3,996
Expected return on plan assets	(1,648)	(1,598)	(4,942)	(4,785)
Amortization of transition obligation	19	9	57	27
Amortization of net actuarial loss	714	845	2,141	2,536
Net periodic benefit cost	577	678	1,726	2,031
Expected contributions to its pension plan in 2014			2,632
Contributions made during period			1,890
Postretirement Benefits [Member]
Components of Net Periodic Benefit Cost [Abstract]
Service cost	9	8	28	25
Interest cost	165	191	494	574
Amortization of net actuarial loss	150	198	451	594
Net periodic benefit cost	$ 324	$ 397	$ 973	$ 1,193