Note F - Goodwill and Intangible Assets - Intangible Assets by Reporting Segment (Details) - USD ($) $ in Thousands	Sep. 24, 2022	Sep. 25, 2021
Finite-lived intangible assets, accumulated amortization	$ 19,758	$ 17,579
Intangible assets	211,490	95,355
Food Service [Member]
Finite-lived intangible assets, accumulated amortization	10,729	9,066
Intangible assets	142,742	25,768
Food Service [Member] | Noncompete Agreements [Member]
Finite-lived intangible assets, gross	670	670
Finite-lived intangible assets, accumulated amortization	670	670
Food Service [Member] | Franchise Rights [Member]
Finite-lived intangible assets, gross	8,500	0
Finite-lived intangible assets, accumulated amortization	212	0
Food Service [Member] | Customer Relationships [Member]
Finite-lived intangible assets, gross	22,900	13,000
Finite-lived intangible assets, accumulated amortization	7,790	6,188
Food Service [Member] | Technology-Based Intangible Assets [Member]
Finite-lived intangible assets, gross	23,110	0
Finite-lived intangible assets, accumulated amortization	576	0
Food Service [Member] | License and Rights [Member]
Finite-lived intangible assets, gross	1,690	1,690
Finite-lived intangible assets, accumulated amortization	1,481	1,396
Retail Supermarket [Member]
Finite-lived intangible assets, accumulated amortization	7,342	7,041
Intangible assets	20,494	21,333
Retail Supermarket [Member] | Customer Relationships [Member]
Finite-lived intangible assets, gross	7,907	7,907
Finite-lived intangible assets, accumulated amortization	6,693	5,931
Retail Supermarket [Member] | Finite-lived Trade Names [Member]
Finite-lived intangible assets, gross	649	649
Finite-lived intangible assets, accumulated amortization	649	649
Frozen Beverages [Member]
Finite-lived intangible assets, accumulated amortization	1,687	1,472
Intangible assets	48,254	48,254
Frozen Beverages [Member] | Customer Relationships [Member]
Finite-lived intangible assets, gross	1,439	1,439
Finite-lived intangible assets, accumulated amortization	545	400
Frozen Beverages [Member] | License and Rights [Member]
Finite-lived intangible assets, gross	1,400	1,400
Finite-lived intangible assets, accumulated amortization	1,142	1,072
Trade Names [Member] | Food Service [Member]
Indefinite-lived intangible assets, gross	85,872	10,408
Trade Names [Member] | Retail Supermarket [Member]
Indefinite-lived intangible assets, gross	11,938	12,777
Trade Names [Member] | Frozen Beverages [Member]
Indefinite-lived intangible assets, gross	9,315	9,315
Distribution Rights, Indefinite-lived [Member] | Frozen Beverages [Member]
Indefinite-lived intangible assets, gross	$ 36,100	$ 36,100