Revenues from contracts with customers - Schedule of Activity in the Company's Contract Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 26, 2026	Jun. 27, 2025	Jun. 28, 2024
Contract Liabilities
Beginning balance	$ 14,467	$ 7,846	$ 3,036
Advance payment received during the year	73,273	23,640	11,069
Revenue recognized	(83,503)	(17,019)	(6,259)
Ending balance	$ 4,237	$ 14,467	$ 7,846

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant