Note 18 - Sales and Service Revenue and Cost of Sales and Services (Tables)

12 Months Ended

Jul. 31, 2023

Notes Tables

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

	Year Ended July 31,
	2023			2022			2021
Sales of purchased uranium inventory	$	163,950		$	22,946		$	-
Revenue from toll processing services		439			215			-
Total sales and service revenue	$	164,389		$	23,161		$	-
Cost of purchased uranium inventory	$	(114,353	)	$	(15,689	)	$	-
Cost of toll processing services		(366	)		(179	)		-
Total cost of sales and services	$	(114,719	)	$	(15,868	)	$	-

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

	Year Ended July 31,
	2023			2022
Customer A		22	%		0	%
Customer B		16	%		0	%
Customer C		13	%		0	%
Customer D		12	%		0	%
Customer E		11	%		0	%
Customer F		7	%		57	%
Customer G		3	%		42	%
Others		16	%		1	%
		100	%		100	%