Accumulated Other Comprehensive Income (Loss) - Reclassification from accumulated other comprehensive income (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 01, 2016	Sep. 26, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest rate swap contracts	$ (1,961)	$ (1,627)
Loss (gain) on derivative financial instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total amounts reclassified, net of tax	(174)	33
Pension benefit liabilities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total amounts reclassified, net of tax	(4,292)	(423)
Reclassification out of accumulated other comprehensive income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total amounts reclassified, net of tax	4,466	390
Reclassification out of accumulated other comprehensive income | Loss (gain) on derivative financial instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax (benefit) expense	(115)	20
Total amounts reclassified, net of tax	174	(33)
Reclassification out of accumulated other comprehensive income | Pension benefit liabilities, amortization of net loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from AOCI before tax	842	677
Reclassification out of accumulated other comprehensive income | Pension benefit liabilities, loss on pension settlement
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from AOCI before tax	6,010	0
Reclassification out of accumulated other comprehensive income | Pension benefit liabilities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax (benefit) expense	(2,560)	(254)
Total amounts reclassified, net of tax	4,292	423
Reclassification out of accumulated other comprehensive income | Interest rate swap contracts | Loss (gain) on derivative financial instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest rate swap contracts	$ 289	$ (53)