Note 17 - Sales and Service Revenue and Cost of Sales and Services (Tables)

12 Months Ended

Jul. 31, 2025

Notes Tables

Schedule of Revenue and Cost of Revenue [Table Text Block]

	Year Ended July 31,
	2025			2024			2023
Sales of purchased uranium inventory	$	66,837		$	-		$	163,950
Revenue from toll processing services		-			224			439
Total sales and service revenue	$	66,837		$	224		$	164,389
Cost of purchased uranium inventory	$	(42,360	)	$	-		$	(114,353	)
Cost of toll processing services		-			(187	)		(366	)
Total cost of sales and services	$	(42,360	)	$	(187	)	$	(114,719	)

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	Year Ended July 31,
	2025			2024
Customer A		50	%		0	%
Customer B		24	%		0	%
Customer C		14	%		0	%
Customer D		12	%		0	%
Customer E		0	%		100	%
		100	%		100	%