Goodwill and long-lived assets Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jul. 01, 2017
Finite-Lived Intangible Assets [Line Items]
Acquired amount	$ 407,310	$ 375,149
Accumulated Amortization	(187,397)	(97,858)
Net Book Value	219,913	277,291
Customer related
Finite-Lived Intangible Assets [Line Items]
Acquired amount	300,126	277,865
Accumulated Amortization	(148,416)	(79,578)
Net Book Value	151,710	198,287
Trade name
Finite-Lived Intangible Assets [Line Items]
Acquired amount	54,391	46,915
Accumulated Amortization	(16,711)	(6,720)
Net Book Value	37,680	40,195
Other
Finite-Lived Intangible Assets [Line Items]
Acquired amount	52,793	50,369
Accumulated Amortization	(22,270)	(11,560)
Net Book Value	$ 30,523	$ 38,809