Note 9 - Operations Information by Reporting Segment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Mar. 27, 2021	Mar. 27, 2021	Mar. 28, 2020	Mar. 27, 2021	Mar. 28, 2020	Sep. 26, 2020
Sales	$ 256,178	$ 256,178	$ 272,042	$ 497,175	$ 554,939
Depreciation and amortization		13,148	13,757	26,096	26,487
Operating income	7,230	7,230	10,982	7,808	32,685
Capital expenditures		9,153	19,380	18,829	36,985
Assets	1,064,915	1,064,915	1,077,937	1,064,915	1,077,937	$ 1,056,553
Food Service [Member]
Sales		169,324	171,332	329,749	354,780
Depreciation and amortization		7,116	7,240	13,902	14,158
Operating income		6,055	7,951	12,235	25,985
Capital expenditures		7,246	10,331	15,532	18,734
Assets	760,557	760,557	740,318	760,557	740,318
Retail Supermarket [Member]
Sales		43,906	37,571	83,000	66,997
Depreciation and amortization		384	329	770	688
Operating income		6,364	4,337	11,087	6,554
Capital expenditures		80	275	101	1,235
Assets	33,395	33,395	31,636	33,395	31,636
Frozen Beverages [Member]
Sales		42,948	63,139	84,426	133,162
Depreciation and amortization		5,648	6,188	11,424	11,641
Operating income		(5,189)	(1,306)	(15,514)	146
Capital expenditures		1,827	8,774	3,196	17,016
Assets	$ 270,963	270,963	305,983	270,963	305,983
Soft Pretzels [Member] \| Food Service [Member]
Sales		36,776	45,660	69,463	95,601
Soft Pretzels [Member] \| Retail Supermarket [Member]
Sales		15,789	12,332	29,677	22,158
Frozen Juices and Ices [Member] \| Food Service [Member]
Sales		10,590	9,491	16,885	16,534
Frozen Juices and Ices [Member] \| Retail Supermarket [Member]
Sales		19,386	15,864	34,702	25,957
Churros [Member] \| Food Service [Member]
Sales		14,720	14,754	26,262	31,145
Handhelds [Member] \| Food Service [Member]
Sales		19,992	7,447	37,603	14,636
Handhelds [Member] \| Retail Supermarket [Member]
Sales		2,243	3,117	5,023	5,878
Bakery [Member] \| Food Service [Member]
Sales		82,910	89,407	171,874	185,779
Other Products [Member] \| Food Service [Member]
Sales		4,336	4,573	7,662	11,085
Other Products [Member] \| Retail Supermarket [Member]
Sales		601	494	1,126	805
Other Products [Member] \| Frozen Beverages [Member]
Sales		538	555	776	856
Biscuits [Member] \| Retail Supermarket [Member]
Sales		6,495	6,630	14,155	13,608
Coupon Redemtion [Member] \| Retail Supermarket [Member]
Sales		(608)	(866)	(1,683)	(1,409)
Beverage [Member] \| Frozen Beverages [Member]
Sales		18,529	31,895	34,384	67,150
Repair and Maintenance Service [Member] \| Frozen Beverages [Member]
Sales		18,218	21,779	37,114	44,265
Machine Sales [Member] \| Frozen Beverages [Member]
Sales		$ 5,663	$ 8,910	$ 12,152	$ 20,891

The amount of adjustment to revenue from contract with customer.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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The net result for the period of deducting operating expenses from operating revenues.

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