Note 11 - Capital Stock - Continuity Schedule of Outstanding Share Purchase Warrants (Details)	3 Months Ended
	Oct. 31, 2024 $ / shares shares
Balance, Number of Warrants (in shares) | shares	1,265,319
Balance, Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 3.29
Exercised, Number of Warrants (in shares) | shares	(1,065,899)
Exercised, Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 3.21
Expired, Number of Warrants (in shares) | shares	(40,329)
Expired, Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 2.35
Balance, Number of Warrants (in shares) | shares	159,091
Balance, Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 4.13