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Note 12 - Derivative Liabilities (Tables)

9 Months Ended

Apr. 30, 2023

Schedule of Derivative Instruments [Table Text Block]

Balance, July 31, 2022	$	-
Fair value of derivative liabilities assumed from UEX Acquisition (Note 3)		8,903
Warrants exercised		(188	)
Change in fair value during the period		(4,463	)
Balance, April 30, 2023		4,252
Derivative liabilities, current		1,034
Derivative liabilities, non-current	$	3,218

Derivative Financial Instruments, Liabilities [Member]

Notes Tables

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

Exercise Price in U.S. dollars	1.066 to3.2727
Exercise Price in Canadian dollars	CA$1.44 to CA$4.44
Expected Risk Free Interest Rate		4.04% to 4.48	%
Expected Volatility		41.20% to 83.93	%
Expected Life in Years		0.05 to 1.36
Expected Dividend Yield		0.00	%

- Definition

Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.

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