Note 15 - Segmented Information - Operating Results by Geographic Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Sales and service revenue	$ 108	$ 57,292
COST OF SALES AND SERVICES	(90)	(43,434)
Gross profit	18	13,858
Mineral property expenditures	5,686	4,051
General and administrative	5,200	5,722
Depreciation, amortization and accretion	517	492
Total operating costs	11,403	10,265
Income (loss) from operations	(11,385)	3,593
Other income (expenses)	11,900	(7,378)
Income (loss) before income taxes	515	(3,785)
UNITED STATES
Sales and service revenue	108	57,292
COST OF SALES AND SERVICES	(90)	(43,434)
Gross profit	18	13,858
Mineral property expenditures	3,730	2,670
General and administrative	3,963	4,309
Depreciation, amortization and accretion	507	480
Total operating costs	8,200	7,459
Income (loss) from operations	(8,182)	6,399
Other income (expenses)	(191)	(3,995)
Income (loss) before income taxes	(8,373)	2,404
CANADA
Sales and service revenue	0	0
COST OF SALES AND SERVICES	0	0
Gross profit	0	0
Mineral property expenditures	1,617	1,058
General and administrative	1,176	1,395
Depreciation, amortization and accretion	9	11
Total operating costs	2,802	2,464
Income (loss) from operations	(2,802)	(2,464)
Other income (expenses)	12,091	(3,384)
Income (loss) before income taxes	9,289	(5,848)
PARAGUAY
Sales and service revenue	0	0
COST OF SALES AND SERVICES	0	0
Gross profit	0	0
Mineral property expenditures	339	323
General and administrative	61	18
Depreciation, amortization and accretion	1	1
Total operating costs	401	342
Income (loss) from operations	(401)	(342)
Other income (expenses)	0	1
Income (loss) before income taxes	$ (401)	$ (341)