Note 20 - General and Administrative Expenses - General and Administrative Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022
Salaries and management fees	$ 7,705	$ 5,168	$ 4,281
Office, investor relations, communication, insurance and travel	5,807	6,801	4,501
Foreign exchange (gain) loss	(151)	71	317
Professional fees	3,340	2,609	1,387
Sub-total	16,701	14,649	10,486
Share-Based Payment Arrangement, Expense	5,172	5,415	4,540
Total general and administrative expenses	$ 21,873	$ 20,064	$ 15,026