Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income
Beginning balance (in shares) at Jun. 28, 2024		58,094,000
Beginning balance at Jun. 28, 2024	$ 1,472,775	$ 581	$ 1,242,402	$ 219,799	$ 9,993
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee stock incentive plans (in shares)		292,000
Issuance of common stock under employee stock incentive plans	0	$ 3	(3)
Issuance of common stock under employee stock purchase plan (in shares)		60,000
Issuance of common stock under employee stock purchase plan	1,492	$ 1	1,491
Issuance of common stock under defined contribution plan (in shares)		214,000
Issuance of common stock under defined contribution plan	7,881	$ 2	7,879
Stock-based compensation	15,157		15,157
Net loss	(35,104)			(35,104)
Other comprehensive income (loss)	(1,925)				(1,925)
Ending balance (in shares) at Dec. 27, 2024		58,660,000
Ending balance at Dec. 27, 2024	1,460,276	$ 587	1,266,926	184,695	8,068
Beginning balance (in shares) at Sep. 27, 2024		58,455,000
Beginning balance at Sep. 27, 2024	1,459,841	$ 584	1,253,249	202,274	3,734
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee stock incentive plans (in shares)		57,000
Issuance of common stock under employee stock incentive plans	0	$ 1	(1)
Issuance of common stock under employee stock purchase plan (in shares)		60,000
Issuance of common stock under employee stock purchase plan	1,492	$ 1	1,491
Issuance of common stock under defined contribution plan (in shares)		88,000
Issuance of common stock under defined contribution plan	3,369	$ 1	3,368
Stock-based compensation	8,819		8,819
Net loss	(17,579)			(17,579)
Other comprehensive income (loss)	4,334				4,334
Ending balance (in shares) at Dec. 27, 2024		58,660,000
Ending balance at Dec. 27, 2024	$ 1,460,276	$ 587	1,266,926	184,695	8,068
Beginning balance (in shares) at Jun. 27, 2025	59,003,174	59,003,000
Beginning balance at Jun. 27, 2025	$ 1,473,461	$ 590	1,287,478	181,895	3,498
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee stock incentive plans (in shares)		405,000
Issuance of common stock under employee stock incentive plans	0	$ 4	(4)
Issuance of common stock under employee stock purchase plan (in shares)		70,000
Issuance of common stock under employee stock purchase plan	2,728	$ 1	2,727
Issuance of common stock under defined contribution plan (in shares)		121,000
Issuance of common stock under defined contribution plan	8,370	$ 1	8,369
Retirement of common stock (shares)		(222,000)
Retirement of common stock	(15,001)	$ (2)	(14,999)
Stock-based compensation	18,449		18,449
Net loss	(27,610)			(27,610)
Other comprehensive income (loss)	$ (409)				(409)
Ending balance (in shares) at Dec. 26, 2025	59,376,887	59,377,000
Ending balance at Dec. 26, 2025	$ 1,459,988	$ 594	1,302,020	154,285	3,089
Beginning balance (in shares) at Sep. 26, 2025		59,427,000
Beginning balance at Sep. 26, 2025	1,475,009	$ 594	1,301,397	169,380	3,638
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee stock incentive plans (in shares)		60,000
Issuance of common stock under employee stock incentive plans	0	$ 1	(1)
Issuance of common stock under employee stock purchase plan (in shares)		70,000
Issuance of common stock under employee stock purchase plan	2,728	$ 1	2,727
Issuance of common stock under defined contribution plan (in shares)		42,000
Issuance of common stock under defined contribution plan	3,164	$ 0	3,164
Retirement of common stock (shares)		(222,000)
Retirement of common stock	(15,001)	$ (2)	(14,999)
Stock-based compensation	9,732		9,732
Net loss	(15,095)			(15,095)
Other comprehensive income (loss)	$ (549)				(549)
Ending balance (in shares) at Dec. 26, 2025	59,376,887	59,377,000
Ending balance at Dec. 26, 2025	$ 1,459,988	$ 594	$ 1,302,020	$ 154,285	$ 3,089