Income taxes (Deferred Assets and Liabilities) (Details) - USD ($) $ in Thousands	Jul. 01, 2023	Jul. 02, 2022
Deferred tax assets:
Federal, state and foreign net operating loss carry-forwards	$ 211,719	$ 226,072
Depreciation and amortization	15,311	11,525
Inventories valuation	11,525	29,798
Operating lease liabilities	56,424	56,256
Receivables valuation	13,946	18,321
Deferred Tax Asset Interest Deductions	39,175	29,358
Various accrued liabilities and other	101,713	47,717
Deferred tax assets, gross	449,813	419,047
Less - valuation allowance	(207,744)	(207,889)
Deferred tax assets, net	242,069	211,158
Deferred tax liabilities:
Operating lease assets	(54,799)	(54,632)
Net deferred tax assets	$ 187,270	$ 156,526