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Note 2 - Revenue Recognition - Segment Revenue Disaggregated by Product Category Groups (Details) - USD ($) $ in Thousands		3 Months Ended
		Jun. 28, 2025	Jun. 29, 2024
Net sales	[1]	$ 297,458	$ 304,727
Canned Vegetables [Member]
Net sales		247,351	253,749
Frozen [Member]
Net sales		22,937	25,334
Fruit [Member]
Net sales		18,050	18,841
Snack [Member]
Net sales		3,555	2,865
Manufactured Product, Other [Member]
Net sales		$ 5,565	$ 3,938
[1] Information received by the CODM as part of net sales includes trade promotion costs representing amounts paid to retailers for shelf space, to obtain favorable display positions, and to offer temporary price reductions for the sale of the Company's products to consumers.

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Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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