Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 29, 2025	Jun. 30, 2024	Jul. 02, 2023
Components of Deferred Tax Assets and Liabilities [Abstract]
Capital loss carryforwards	$ 3,628	$ 16,442
NOL carryforwards	29,159	22,351
Tax credits	11,584	11,002
Research and development costs	12,191	11,845
Accrued compensation	2,174	1,575
Disallowed interest deduction carryforwards	5,895	3,939
Other items	4,531	4,564
Total gross deferred tax assets	69,162	71,718
Valuation allowance	(55,208)	(55,250)	$ (43,910)
Total deferred tax assets	13,954	16,468
PP&E	(7,792)	(10,624)
Unremitted earnings	(1,691)	(2,300)
Other	(160)	(21)
Total deferred tax liabilities	(9,643)	(12,945)
Net deferred tax assets	$ 4,311	$ 3,523