| Segment Reporting Disclosure [Text Block] |
| NOTE 16: | SEGMENTED INFORMATION |
We currently operate in four reportable segments, three of which are focused on uranium mining and related activities, including exploration, pre-extraction, extraction and processing of uranium concentrates, plus a corporate and administrative segment.
Segment results for the prior periods have been updated to reflect the change in reportable segments. The tables below provide financial information relating to the Company’s segments. All intercompany transactions have been eliminated.:
| Three Months Ended April 30, 2025 | | Sales and service revenue | | | Depreciation, amortization and accretion | | | Loss from equity-accounted investment | | | Interest income | | | Loss before income taxes | | | Total expenditures for additions to long-lived assets | |
| Mining | | | | | | | | | | | | | | | | | | | | | | | | |
| Wyoming | | $ | - | | | $ | 1,098 | | | $ | - | | | $ | - | | | $ | (12,644 | ) | | $ | 190 | |
| Texas | | | - | | | | 264 | | | | - | | | | - | | | | (4,314 | ) | | | 1,962 | |
| Saskatchewan | | | - | | | | 38 | | | | - | | | | - | | | | (4,460 | ) | | | - | |
| Others | | | - | | | | 2 | | | | - | | | | - | | | | (104 | ) | | | - | |
| Corporate and administrative | | | - | | | | 3 | | | | (2,255 | ) | | | 571 | | | | (8,256 | ) | | | - | |
| Consolidated | | $ | - | | | $ | 1,405 | | | $ | (2,255 | ) | | $ | 571 | | | $ | (29,778 | ) | | $ | 2,152 | |
| Three Months Ended April 30, 2024 | | Sales and service revenue | | | Depreciation, amortization and accretion | | | Income from equity-accounted investment | | | Interest income | | | Loss before income taxes | | | Total expenditures for additions to long-lived assets | |
| Mining | | | | | | | | | | | | | | | | | | | | | | | | |
| Wyoming | | $ | - | | | $ | 400 | | | $ | - | | | $ | - | | | $ | (4,311 | ) | | $ | - | |
| Texas | | | - | | | | 120 | | | | - | | | | - | | | | (3,137 | ) | | | 158 | |
| Saskatchewan | | | - | | | | 26 | | | | - | | | | - | | | | (3,615 | ) | | | 102 | |
| Others | | | - | | | | 1 | | | | - | | | | - | | | | (185 | ) | | | - | |
| Corporate and administrative | | | - | | | | 4 | | | | 3,306 | | | | 993 | | | | (10,260 | ) | | | - | |
| Consolidated | | $ | - | | | $ | 551 | | | $ | 3,306 | | | $ | 993 | | | $ | (21,508 | ) | | $ | 260 | |
| Nine Months Ended April 30, 2025 | | Sales and service revenue | | | Depreciation, amortization and accretion | | | Loss from equity-accounted investment | | | Interest income | | | Loss before income taxes | | | Total expenditures for additions to long-lived assets | |
| Mining | | | | | | | | | | | | | | | | | | | | | | | | |
| Wyoming | | $ | - | | | $ | 2,386 | | | $ | - | | | $ | - | | | $ | (30,282 | ) | | $ | 191,523 | |
| Texas | | | - | | | | 536 | | | | - | | | | - | | | | (13,205 | ) | | | 3,140 | |
| Saskatchewan | | | - | | | | 113 | | | | - | | | | - | | | | (10,408 | ) | | | 273 | |
| Others | | | - | | | | 6 | | | | - | | | | - | | | | (954 | ) | | | 52 | |
| Corporate and administrative | | | 66,837 | | | | 7 | | | | (3,722 | ) | | | 2,897 | | | | (8,087 | ) | | | - | |
| Consolidated | | $ | 66,837 | | | $ | 3,048 | | | $ | (3,722 | ) | | $ | 2,897 | | | $ | (62,936 | ) | | $ | 194,988 | |
| Nine Months Ended April 30, 2024 | | Sales and service revenue | | | Depreciation, amortization and accretion | | | Income from equity-accounted investment | | | Interest income | | | Income (loss) before income taxes | | | Total expenditures for additions to long-lived assets | |
| Mining | | | | | | | | | | | | | | | | | | | | | | | | |
| Wyoming | | $ | 224 | | | $ | 1,177 | | | $ | - | | | $ | - | | | $ | (9,706 | ) | | $ | 242 | |
| Texas | | | - | | | | 376 | | | | - | | | | - | | | | (8,314 | ) | | | 186 | |
| Saskatchewan | | | - | | | | 55 | | | | - | | | | - | | | | (9,301 | ) | | | 2,088 | |
| Others | | | - | | | | 3 | | | | - | | | | - | | | | (671 | ) | | | 69 | |
| Corporate and administrative | | | - | | | | 9 | | | | 4,958 | | | | 1,559 | | | | 10,253 | | | | 3 | |
| Consolidated | | $ | 224 | | | $ | 1,620 | | | $ | 4,958 | | | $ | 1,559 | | | $ | (17,739 | ) | | $ | 2,588 | |
| As of April 30, 2025 | | Total assets | | | Equity-Accounted Investments | | | Long-lived assets other than financial instruments | |
| Mining | | | | | | | | | | | | |
| Wyoming | | $ | 365,453 | | | $ | - | | | $ | 352,824 | |
| Texas | | | 33,739 | | | | - | | | | 30,533 | |
| Saskatchewan | | | 379,045 | | | | - | | | | 377,653 | |
| Others | | | 20,800 | | | | - | | | | 20,445 | |
| Corporate and administrative | | | 208,773 | | | | 55,566 | | | | 156 | |
| Consolidated | | $ | 1,007,810 | | | $ | 55,566 | | | $ | 781,611 | |
| As of July 31, 2024 | | Total assets | | | Equity-Accounted Investments | | | Long-lived assets other than financial instruments | |
| Mining | | | | | | | | | | | | |
| Wyoming | | $ | 169,740 | | | $ | - | | | $ | 162,816 | |
| Texas | | | 23,776 | | | | - | | | | 21,028 | |
| Saskatchewan | | | 378,368 | | | | - | | | | 377,550 | |
| Others | | | 20,789 | | | | - | | | | 20,397 | |
| Corporate and administrative | | | 297,155 | | | | 58,809 | | | | 200 | |
| Consolidated | | $ | 889,828 | | | $ | 58,809 | | | $ | 581,991 | |
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