Goodwill and intangible assets Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 03, 2021	Jul. 02, 2022
Finite-Lived Intangible Assets [Line Items]
Acquired amount	$ 439,409	$ 394,452
Accumulated Amortization	(410,870)	(381,801)
Net Book Value	28,539	12,651
Intangible asset impairment	17,473
Customer Related [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired amount	324,416	292,163
Accumulated Amortization	(312,392)	(283,006)
Net Book Value	12,024	9,157
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired amount	57,184	50,655
Accumulated Amortization	(45,019)	(47,961)
Net Book Value	12,165	2,694
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired amount	57,809	51,634
Accumulated Amortization	(53,459)	(50,834)
Net Book Value	$ 4,350	$ 800