Note 16 - Segmented Information - Long-term Assets by Geographic Segments (Details) - USD ($) $ in Thousands	Jan. 31, 2023	Jul. 31, 2022
Mineral rights and properties	$ 562,850	$ 181,948
Property, Plant and Equipment	19,995	20,234
Restricted Cash	7,251	7,251
Equity accounted investment	47,582	24,177
Investment in Equity Securities	35,121	14,834
Other non-current assets	2,943	3,612
Total Long-Term Assets	675,742	252,056
UNITED STATES
Mineral rights and properties	166,001	165,952
Property, Plant and Equipment	19,592	19,841
Restricted Cash	7,251	7,251
Equity accounted investment	0	0
Investment in Equity Securities	0	0
Other non-current assets	2,798	3,093
Total Long-Term Assets	195,642	196,137
CANADA
Mineral rights and properties	381,835	982
Property, Plant and Equipment	38	26
Restricted Cash	0	0
Equity accounted investment	47,582	24,177
Investment in Equity Securities	35,121	14,834
Other non-current assets	145	519
Total Long-Term Assets	464,721	40,538
PARAGUAY
Mineral rights and properties	15,014	15,014
Property, Plant and Equipment	365	367
Restricted Cash	0	0
Equity accounted investment	0	0
Investment in Equity Securities	0	0
Other non-current assets	0	0
Total Long-Term Assets	$ 15,379	$ 15,381