Other Comprehensive Income - Changes in accumulated other comprehensive income, net of tax (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 26, 2016	Mar. 28, 2015	Mar. 26, 2016	Mar. 28, 2015
Accumulated Other Comprehensive Income Loss [Roll Forward]
Beginning balance			$ 394,350
Other comprehensive income (loss), net of taxes	$ 2,024	$ (6,687)	(10,997)	$ (14,830)
Ending balance	394,056		394,056
Foreign currency translation adjustment
Accumulated Other Comprehensive Income Loss [Roll Forward]
Beginning balance	(2,370)	13,621	7,914	22,682
Other comprehensive income (loss) before reclassifications	4,006	(7,146)	(6,278)	(16,207)
Reclassifications from net accumulated other comprehensive income (loss)	0	0	0	0
Other comprehensive income (loss), net of taxes	4,006	(7,146)	(6,278)	(16,207)
Ending balance	1,636	6,475	1,636	6,475
Pension benefit liabilities
Accumulated Other Comprehensive Income Loss [Roll Forward]
Beginning balance	(20,427)	(18,988)	(21,272)	(19,748)
Other comprehensive income (loss) before reclassifications	0	0	0	0
Reclassifications from net accumulated other comprehensive income (loss)	423	379	1,268	1,139
Other comprehensive income (loss), net of taxes	423	379	1,268	1,139
Ending balance	(20,004)	(18,609)	(20,004)	(18,609)
Derivative financial instruments
Accumulated Other Comprehensive Income Loss [Roll Forward]
Beginning balance	832	1,211	4,414	1,053
Other comprehensive income (loss) before reclassifications	(2,368)	(3)	(5,880)	(16)
Reclassifications from net accumulated other comprehensive income (loss)	(37)	83	(107)	254
Other comprehensive income (loss), net of taxes	(2,405)	80	(5,987)	238
Ending balance	(1,573)	1,291	(1,573)	1,291
Total
Accumulated Other Comprehensive Income Loss [Roll Forward]
Beginning balance	(21,965)	(4,156)	(8,944)	3,987
Other comprehensive income (loss) before reclassifications	1,638	(7,149)	(12,158)	(16,223)
Reclassifications from net accumulated other comprehensive income (loss)	386	462	1,161	1,393
Other comprehensive income (loss), net of taxes	2,024	(6,687)	(10,997)	(14,830)
Ending balance	$ (19,941)	$ (10,843)	$ (19,941)	$ (10,843)