Significant Accounting Policies - Additional Information (Detail) $ in Thousands	12 Months Ended
Jun. 25, 2026 USD ($) Customers Buildings shares	Jun. 26, 2025 USD ($) shares	Jun. 27, 2024 USD ($) shares
Accounting Policies [Line Items]
Period to shell bulk stored nut inventories	ten to fifteen-month
Bad Debt Expense	$ 35	$ 0	$ 100
Interest costs capitalized		0	0
Equipment deposits paid on long term capital projects	$ 809	737	672
Number of reportable operating segment \| Buildings	1
Recorded impairments of long - lived assets	$ 0	$ 0	$ 0
Goodwill impairment	$ 0
Number of buildings located on site \| Buildings	2
Percentage of likelihood to record liabilities for uncertain tax positions	greater than 50%
Percentage of likelihood where no benefit for uncertain tax positions is recorded	less than 50%
Weighted average number of anti-dilutive shares: \| shares	0	0	0
Equipment [Member]
Accounting Policies [Line Items]
Interest costs capitalized	$ 1,780
Equipment deposits paid on long term capital projects	$ 3,308	$ 12,438
Maximum [Member]
Accounting Policies [Line Items]
Annual inventory percentage revision estimate	1.00%
Accounts Receivable [Member]
Accounting Policies [Line Items]
Number of customers exceeding ten percent of sales \| Customers	2
Accounts Receivable [Member] \| Credit Concentration Risk [Member] \| Two Customers [Member]
Accounting Policies [Line Items]
Percentage of concentration risk	54.00%	52.00%
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member] \| Two Customers [Member]
Accounting Policies [Line Items]
Percentage of concentration risk	53.00%	51.00%	52.00%
Sales Revenue, Net [Member] \| Minimum
Accounting Policies [Line Items]
Concentration Risk Benchmark Percentage	10.00%	10.00%	10.00%
Elgin Site [Member]
Accounting Policies [Line Items]
Percentage of rentable area currently vacant	79.00%
Percentage of building currently not been built-out	29.00%
Canada [Member] \| Sales Revenue, Net [Member] \| Customer Concentration Risk [Member]
Accounting Policies [Line Items]
Percentage of concentration risk	1.00%	1.00%	1.00%

Accounting Policies [Line Items]

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Annual inventory percentage revision estimate.

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Bad Debt Expense

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Concentration Risk Major Customers Sales

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Number of buildings located on site.

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Number Of Customers Exceeding Ten Percent Of Sales

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Percentage of building not built-out.

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Threshold of likelihood of being sustained that tax position must exceed in order to be recorded in the financial statements.

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Percentage of rentable area currently vacant.

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Period To Shell Bulk Stored Nut Inventories

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of impairment loss for long-lived asset held and used. Includes, but is not limited to, impairment loss for long-lived asset to be disposed of other than by sale.

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Description of the likelihood that an uncertainty in income taxes will not be sustained as a result of the examination by the taxing authority.

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Amount of interest capitalized during the period.

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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The amount of cash paid for deposits on goods and services during the period; excludes time deposits and deposits with other institutions, which pertain to financial service entities.

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Amount of cash outflow for debt, mandatory redeemable security, and principal payment for finance lease obligation.

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