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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Discount rate from fair value on purchase date that participants pay for shares.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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STOCK-BASED COMPENSATION AND STOCK OWNERSHIP PLANS - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Mar. 02, 2017	Jun. 27, 2025	Jun. 28, 2024	Jun. 27, 2025	Jun. 28, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant (in shares)		284,109		284,109
Employee stock purchase plan, purchase price (in percent)	85.00%
Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee stock purchase plan shares issued (in shares)		6,203	4,937	6,203	4,937
Non-Vested Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares tendered for tax withholding (in shares)				1,609	2,330
Stock-based compensation (income) expense, net of forfeitures		$ 462	$ 398	$ 1,278	$ 1,148
Unrecognized stock-based compensation expense		1,907		1,907
Fair value of vested restricted stock				690	964
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation (income) expense, net of forfeitures		(660)	201	(384)	(239)
Unrecognized stock-based compensation expense		542		542
Fair value of vested restricted stock				$ 0	$ 1,171
Shares tendered back to company (in shares)				0	2,331
Award performance period (in years)				3 years
Restricted Stock Units (RSUs) \| Fiscal 2025 - 2027
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Bonus payout as a percentage of target award				200.00%
Restricted Stock Units (RSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Bonus achievement target level (in percent)				80.00%
Bonus payout as a percentage of target award				50.00%
Restricted Stock Units (RSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Bonus achievement target level (in percent)				120.00%
Bonus payout as a percentage of target award				150.00%
Restricted Stock Units (RSUs) \| Vesting Period 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				1 year
Restricted Stock Units (RSUs) \| Vesting Period 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				3 years
Employee Stock \| Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation (income) expense, net of forfeitures		$ (86)	$ 25	$ 79	$ 83
Director \| Non-Vested Stock \| Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				1 year
Officers and Employees \| Non-Vested Stock \| Minimum \| Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				1 year
Officers and Employees \| Non-Vested Stock \| Maximum \| Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				4 years