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v3.25.3

Schedule of Segment Reporting Information by Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Revenues (Note 17) | $ 17,710 | $ 4,047 | $ 38,820 | $ 38,192
Costs applicable to revenues | 12,784 | 1,847 | 34,563 | 16,580
Exploration, Development, Permitting And Land Holding | 12,446 | 3,619 | 27,967 | 8,911
Standby | 2,525 | 1,645 | 6,172 | 4,641
Accretion of asset retirement obligations | 687 | 327 | 2,622 | 916
Selling, general and administrative (excluding share-based compensation) | 12,634 | 6,033 | 37,740 | 17,549
Share-based compensation | 3,300 | 1,027 | 8,790 | 3,784
Transactions and integration related costs | 0 | 1,462 | 0 | 4,747
Total operating costs and expenses | 44,376 | 15,960 | 117,854 | 57,128
Operating loss | (26,666) | (11,913) | (79,034) | (18,936)
Depletion, depreciation and amortization |  |  | 4,001 | 1,999
Operating Segments | Uranium Segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues (Note 17) | 17,710 | 4,047 | 22,999 | 38,192
Costs applicable to revenues | 12,784 | 1,847 | 15,443 | 16,580
Exploration, Development, Permitting And Land Holding | 7,406 | 2,097 | 17,331 | 3,054
Standby | 2,525 | 1,645 | 6,172 | 4,641
Accretion of asset retirement obligations | 364 | 327 | 1,066 | 916
Selling, general and administrative (excluding share-based compensation) | 2,591 | 3,156 | 9,785 | 9,251
Share-based compensation | 800 | 545 | 2,207 | 2,063
Transactions and integration related costs |  | 0 |  | 0
Total operating costs and expenses | 26,470 | 9,617 | 52,004 | 36,505
Operating loss | (8,760) | (5,570) | (29,005) | 1,687
Depletion, depreciation and amortization | 720 | 610 | 2,130 | 1,720
Operating Segments | Heavy Mineral Sands Segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues (Note 17) | 0 | 0 | 15,821 | 0
Costs applicable to revenues | 0 | 0 | 19,120 | 0
Exploration, Development, Permitting And Land Holding | 4,160 | 607 | 8,739 | 1,537
Standby | 0 | 0 | 0 | 0
Accretion of asset retirement obligations | 323 | 0 | 1,556 | 0
Selling, general and administrative (excluding share-based compensation) | 6,710 | 915 | 18,451 | 2,950
Share-based compensation | 1,677 | 142 | 4,692 | 525
Transactions and integration related costs |  | 0 |  | 0
Total operating costs and expenses | 12,870 | 1,664 | 52,558 | 5,012
Operating loss | (12,870) | (1,664) | (36,737) | (5,012)
Depletion, depreciation and amortization | 50 | 60 | 150 | 160
Operating Segments | Rare Earth Elements Segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues (Note 17) | 0 | 0 | 0 | 0
Costs applicable to revenues | 0 | 0 | 0 | 0
Exploration, Development, Permitting And Land Holding | 880 | 915 | 1,897 | 4,320
Standby | 0 | 0 | 0 | 0
Accretion of asset retirement obligations | 0 | 0 | 0 | 0
Selling, general and administrative (excluding share-based compensation) | 3,333 | 1,962 | 9,504 | 5,348
Share-based compensation | 823 | 340 | 1,891 | 1,196
Transactions and integration related costs |  | 0 |  | 0
Total operating costs and expenses | 5,036 | 3,217 | 13,292 | 10,864
Operating loss | (5,036) | (3,217) | (13,292) | (10,864)
Depletion, depreciation and amortization | $ 620 | 0 | $ 1,720 | 70
Segment Reporting, Reconciling Item, Corporate Nonsegment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues (Note 17) |  | 0 |  | 0
Costs applicable to revenues |  | 0 |  | 0
Exploration, Development, Permitting And Land Holding |  | 0 |  | 0
Standby |  | 0 |  | 0
Accretion of asset retirement obligations |  | 0 |  | 0
Selling, general and administrative (excluding share-based compensation) |  | 0 |  | 0
Share-based compensation |  | 0 |  | 0
Transactions and integration related costs |  | 1,462 |  | 4,747
Total operating costs and expenses |  | 1,462 |  | 4,747
Operating loss |  | $ (1,462) |  | $ (4,747)

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