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Note 19 - Income Taxes - Cash Payments for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2024
Federal	$ 21,750
INCOME TAXES, NET OF AMOUNTS REFUNDED	22,196	$ 279	$ 527
Wisconsin Tax Authority [Member]
State and local	16
Tennessee Tax Authority [Member]
State and local	13
Other State Tax Authorities [Member]
State and local	8
Tax Authority, Spain [Member]
Foreign	12
Tax Authorities in South America [Member]
Foreign	$ 397