Note 3 - Acquisition of Uranium One Americas Inc. (Details Textual) - USD ($)			3 Months Ended		6 Months Ended
		Dec. 17, 2021	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021
Business Combination, Acquisition Related Costs			$ 2,644,980	$ 0	$ 2,644,980	$ 0
U1A Acquisition [Member]
Business Combination, Consideration Transferred, Total		$ 128,494,545
Business Combination, Acquisition Related Costs		2,644,980
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	[1]	1,183,369
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets	[1]	1,549,166
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other	[1]	73,200
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	[1]	192,015
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable and Accrued Liabilities	[1]	$ 95,807
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual			$ 919,617		$ 919,617

[1] Working capital adjustment represents the working capital of UEC Wyoming at the date of acquisition, which was comprised of: (i) cash and cash equivalents of $1,183,369; (ii) prepaid expenses and deposits of $1,549,166; (iii) other current assets of $73,200; (iv) inventories of $192,015; and (v) accounts payable and accrued liabilities of $95,807. The fair value of these working capital items approximates their respective carrying values at the date of the acquisition.