Note 3 - Inventories - Costs of Inventories (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Jul. 31, 2024
Material and supplies	$ 359	$ 215
In-process inventory	903	0
Uranium concentrates from extraction	178	178
Inventory, Net	66,074	75,833
Uranium Inventory [Member]
Purchased uranium inventories	64,634	$ 75,440
Inventory, Net	$ 64,630

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of components used by the entity which are bought from another entity rather than produced by the entity.

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