Note 15 - Segmented Information - Long-term Assets by Geographic Segments (Details) - USD ($) $ in Thousands	Oct. 31, 2023	Jul. 31, 2023	Jul. 31, 2022
Mineral Rights and Properties	$ 556,423	$ 565,560
Property, Plant and Equipment	20,062	19,728
Restricted Cash	7,251	7,251	$ 7,251
Equity-Accounted Investments	53,364	48,110
Investment in Equity Securities	53,347	38,656
Other Non-Current Assets	3,512	3,079
Total Long-Term Assets	693,959	682,384
UNITED STATES
Mineral Rights and Properties	166,051	166,051
Property, Plant and Equipment	18,977	19,221
Restricted Cash	7,251	7,251
Equity-Accounted Investments	0	0
Investment in Equity Securities	0	0
Other Non-Current Assets	3,417	2,965
Total Long-Term Assets	195,696	195,488
CANADA
Mineral Rights and Properties	375,358	384,495
Property, Plant and Equipment	707	145
Restricted Cash	0	0
Equity-Accounted Investments	53,364	48,110
Investment in Equity Securities	53,347	38,656
Other Non-Current Assets	95	114
Total Long-Term Assets	482,871	471,520
PARAGUAY
Mineral Rights and Properties	15,014	15,014
Property, Plant and Equipment	378	362
Restricted Cash	0	0
Equity-Accounted Investments	0	0
Investment in Equity Securities	0	0
Other Non-Current Assets	0	0
Total Long-Term Assets	$ 15,392	$ 15,376