Goodwill and long-lived assets Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 30, 2019	Jun. 30, 2018
Finite-Lived Intangible Assets [Line Items]
Acquired amount	$ 418,162	$ 407,310
Accumulated Amortization	(249,787)	(187,397)
Net Book Value	168,375	219,913
Customer related
Finite-Lived Intangible Assets [Line Items]
Acquired amount	299,155	300,126
Accumulated Amortization	(196,551)	(148,416)
Net Book Value	102,604	151,710
Trade name
Finite-Lived Intangible Assets [Line Items]
Acquired amount	54,267	54,391
Accumulated Amortization	(23,212)	(16,711)
Net Book Value	31,055	37,680
Technology and other
Finite-Lived Intangible Assets [Line Items]
Acquired amount	64,740	52,793
Accumulated Amortization	(30,024)	(22,270)
Net Book Value	$ 34,716	$ 30,523