Note 1 - Basis of Preparation and Presentation (Details Textual) $ in Millions	Jun. 29, 2024 USD ($)
Number of States in which Entity Operates	8
Deposits Assets	$ 20.3
Seneca Food Plants [Member]
Number of Real Estate Properties	26

Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment in the future.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Name:	us-gaap_DepositsAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant