Note 9 - Operations Information by Reporting Segment (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jun. 30, 2018	Jun. 24, 2017	Jun. 30, 2018	Jun. 24, 2017	Sep. 30, 2017
Sales	$ 306,239	$ 295,415	$ 837,550	$ 767,498
Depreciation and amortization	11,429	10,686	34,568	31,396
Operating income	34,869	37,800	79,638	81,238
Capital expenditures	17,063	24,168	43,344	57,151
Assets	914,232	865,784	914,232	865,784	$ 867,228
Food Service [Member]
Sales	191,701	183,110	553,430	497,485
Depreciation and amortization	6,237	6,028	19,376	18,155
Operating income	19,663	22,005	54,098	58,695
Capital expenditures	10,172	16,923	25,872	35,536
Assets	672,861	631,131	672,861	631,131
Retail Supermarket [Member]
Sales	38,532	38,142	89,692	85,373
Depreciation and amortization	332	221	980	859
Operating income	3,203	4,890	8,295	8,390
Capital expenditures	273	15	376	228
Assets	24,215	25,212	24,215	25,212
Frozen Beverages [Member]
Sales	76,006	74,163	194,428	184,640
Depreciation and amortization	4,860	4,437	14,212	12,382
Operating income	12,003	10,905	17,245	14,153
Capital expenditures	6,618	7,230	17,096	21,387
Assets	217,156	209,441	217,156	209,441
Soft Pretzels [Member] \| Food Service [Member]
Sales	53,880	45,069	151,649	129,556
Soft Pretzels [Member] \| Retail Supermarket [Member]
Sales	7,332	7,496	27,925	25,626
Frozen Juices and Ices [Member] \| Food Service [Member]
Sales	12,825	16,281	29,448	33,453
Frozen Juices and Ices [Member] \| Retail Supermarket [Member]
Sales	28,785	27,317	53,950	50,359
Churros [Member] \| Food Service [Member]
Sales	16,739	17,536	46,603	46,693
Handhelds [Member] \| Food Service [Member]
Sales	9,974	8,574	30,667	24,155
Handhelds [Member] \| Retail Supermarket [Member]
Sales	2,960	3,548	8,749	10,374
Bakery [Member] \| Food Service [Member]
Sales	93,082	89,712	278,828	248,795
Other Products [Member] \| Food Service [Member]
Sales	5,201	5,938	16,235	14,833
Other Products [Member] \| Retail Supermarket [Member]
Sales	733	873	1,715	2,260
Other Products [Member] \| Frozen Beverages [Member]
Sales	326	404	839	954
Coupon Redemtion [Member] \| Retail Supermarket [Member]
Sales	(1,278)	(1,092)	(2,647)	(3,246)
Beverage [Member] \| Frozen Beverages [Member]
Sales	50,343	48,714	118,932	108,812
Repair and Maintenance Service [Member] \| Frozen Beverages [Member]
Sales	19,693	18,549	58,005	54,327
Machine Sales [Member] \| Frozen Beverages [Member]
Sales	$ 5,644	$ 6,496	$ 16,652	$ 20,547

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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