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Retirement Plan - Components of Actuarial Loss Portion of Change in Projected Benefit Obligation (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 26, 2025	Jun. 27, 2024	Jun. 29, 2023
Schedule Of Actuarial Gain Loss In Projected Benefit Obligation [Abstract]
Change in assumed pay increases	$ 1,119	$ 1,418	$ (70)
Change in discount rate	(141)	(1,138)	(1,584)
Change in mortality assumptions	0	0	(0)
Other	(338)	(1,943)	(1,353)
Actuarial gain	$ 640	$ (1,663)	$ (3,007)

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- Definition

Actuarial gain loss other.

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No definition available.

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- Definition

Change In Assumed Pay Increases Impacting Actuarial Gain Loss

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No definition available.

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- Definition

Change In Discount Rate Impacting Actuarial Gain Loss

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No definition available.

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- Definition

Change in mortality assumption impacting actuarial gain (loss).

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No definition available.

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- Definition

Schedule of actuarial gain loss in projected benefit obligation.

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No definition available.

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- Definition

Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(4)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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