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OTHER RETIREMENT PLANS - Other Retirement Plans (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 29, 2024	Sep. 24, 2023	Sep. 25, 2022
GCIU- Employer Retirement Fund
Multiemployer Plan [Line Items]
Contribution to multiemployer plan	$ 0	$ 0	$ 0
District No. 9, International Association of Machinists and Aerospace Workers Pension Trust
Multiemployer Plan [Line Items]
Contribution to multiemployer plan	0	0	0
CWA/ITU negotiated Pension Plan
Multiemployer Plan [Line Items]
Contribution to multiemployer plan	0	0	0
IAM National Pension Fund
Multiemployer Plan [Line Items]
Contribution to multiemployer plan	0	45	57
Operating Engineers Central Pension Fund of the International Union of Operating Engineers and Participating Employers
Multiemployer Plan [Line Items]
Contribution to multiemployer plan	$ 0	$ 32	$ 50

X

- Definition

Amount of cost for employer contribution to multiemployer plan. Multiemployer plan includes, but is not limited to, pension plan determined to be individually significant and insignificant and other postretirement benefit plan.

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