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Note M - Segment Reporting (Details Textual) $ in Thousands	12 Months Ended
	Sep. 27, 2025 USD ($)	Sep. 28, 2024 USD ($)	Sep. 30, 2023 USD ($)
Operating Income (Loss)	$ 84,326	$ 117,545	$ 109,518
Number of Reportable Segments	3
Revision of Prior Period, Reclassification, Adjustment [Member] | Food Service [Member]
Operating Income (Loss)	$ 23,000	24,800
Revision of Prior Period, Reclassification, Adjustment [Member] | Retail Supermarket [Member]
Operating Income (Loss)	2,400	2,600
Revision of Prior Period, Reclassification, Adjustment [Member] | Frozen Beverages [Member]
Operating Income (Loss)	$ 1,500	$ 1,500

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