Condensed Consolidated Interim Statements of Equity (Deficit) (Unaudited) - USD ($) shares in Thousands, $ in Thousands |
Common Stock [Member]
Deferred Share Units [Member]
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Common Stock [Member] |
Additional Paid-in Capital [Member]
Deferred Share Units [Member]
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Additional Paid-in Capital [Member] |
Retained Earnings [Member]
Deferred Share Units [Member]
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Retained Earnings [Member] |
AOCI Attributable to Parent [Member]
Deferred Share Units [Member]
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[1] | AOCI Attributable to Parent [Member] |
[1] | Deferred Share Units [Member] |
Total |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 31, 2025 (in shares) | 334,567 | |||||||||||||
| May 31, 2025 | $ 1,989,245 | $ 93,377 | $ (2,104,932) | $ (25,106) | $ (47,416) | |||||||||
| Balance (in shares) at Nov. 30, 2024 | 334,567 | |||||||||||||
| Balance at Nov. 30, 2024 | $ 1,989,245 | 93,377 | (2,104,932) | (25,106) | (47,416) | |||||||||
| Share-based compensation | $ 0 | 983 | 0 | 0 | 983 | |||||||||
| Performance share units (PSUs) settled in shares (in shares) | 79 | |||||||||||||
| Performance share units (PSUs) settled in shares | $ 2,130 | (2,130) | 0 | 0 | 0 | |||||||||
| Withholding tax on PSUs | 0 | 81 | (0) | (0) | 81 | |||||||||
| Withholding tax on PSUs | 0 | (81) | 0 | 0 | (81) | |||||||||
| Net loss | 0 | 0 | (9,116) | 0 | (9,116) | |||||||||
| Other comprehensive income | $ 0 | 0 | 0 | (496) | (496) | |||||||||
| Balance (in shares) at Feb. 28, 2025 | 334,646 | |||||||||||||
| Balance at Feb. 28, 2025 | $ 1,991,375 | 92,149 | (2,114,048) | (25,602) | (56,126) | |||||||||
| Balance (in shares) at Nov. 30, 2024 | 334,567 | |||||||||||||
| Balance at Nov. 30, 2024 | $ 1,989,245 | 93,377 | (2,104,932) | (25,106) | (47,416) | |||||||||
| Net loss | (63,391) | |||||||||||||
| Balance (in shares) at May. 31, 2025 | 399,720 | |||||||||||||
| Balance at May. 31, 2025 | $ 2,225,705 | 132,941 | (2,168,323) | (25,046) | 165,277 | |||||||||
| May 31, 2025 (in shares) | 334,646 | |||||||||||||
| May 31, 2025 | $ 1,991,375 | 92,149 | (2,114,048) | (25,602) | (56,126) | |||||||||
| Balance (in shares) at Feb. 28, 2025 | 334,646 | |||||||||||||
| Balance at Feb. 28, 2025 | $ 1,991,375 | 92,149 | (2,114,048) | (25,602) | (56,126) | |||||||||
| Share-based compensation | 0 | 1,410 | 0 | 0 | 1,410 | |||||||||
| Performance share units (PSUs) settled in shares (in shares) | 50 | |||||||||||||
| Performance share units (PSUs) settled in shares | $ 225 | $ (225) | $ 0 | $ 0 | $ 0 | |||||||||
| Net loss | 0 | 0 | (54,275) | 0 | (54,275) | |||||||||
| Other comprehensive income | $ 0 | 0 | 0 | 556 | 556 | |||||||||
| Balance (in shares) at May. 31, 2025 | 399,720 | |||||||||||||
| Balance at May. 31, 2025 | $ 2,225,705 | 132,941 | (2,168,323) | (25,046) | 165,277 | |||||||||
| Private placement, net (Note 9) (in shares) | 65,024 | |||||||||||||
| Private placement, net (Note 9) | $ 234,105 | 0 | 0 | 0 | 234,105 | |||||||||
| Warrants (Note 9) | $ 0 | 39,607 | 0 | 0 | 39,607 | |||||||||
| May 31, 2025 (in shares) | 399,720 | |||||||||||||
| May 31, 2025 | $ 2,225,705 | 132,941 | (2,168,323) | (25,046) | 165,277 | |||||||||
| May 31, 2025 (in shares) | 406,932 | |||||||||||||
| May 31, 2025 | $ 2,251,741 | 136,690 | (2,199,591) | (25,046) | 163,794 | |||||||||
| Balance (in shares) at Nov. 30, 2025 | 406,932 | |||||||||||||
| Balance at Nov. 30, 2025 | $ 2,251,741 | 136,690 | (2,199,591) | (25,046) | 163,794 | |||||||||
| Share-based compensation | 0 | 1,883 | 0 | 0 | 1,883 | |||||||||
| Net loss | $ 0 | 0 | (15,435) | 0 | (15,435) | |||||||||
| Balance (in shares) at Feb. 28, 2026 | 438,738 | |||||||||||||
| Balance at Feb. 28, 2026 | $ 2,548,384 | 135,930 | (2,215,026) | (25,046) | 444,242 | |||||||||
| Private placement, net (Note 9) (in shares) | 31,020 | |||||||||||||
| Private placement, net (Note 9) | $ 294,000 | 0 | 0 | 0 | 294,000 | |||||||||
| Balance (in shares) at Nov. 30, 2025 | 406,932 | |||||||||||||
| Balance at Nov. 30, 2025 | $ 2,251,741 | 136,690 | (2,199,591) | (25,046) | 163,794 | |||||||||
| Net loss | (40,928) | |||||||||||||
| Balance (in shares) at May. 31, 2026 | 438,780 | |||||||||||||
| Balance at May. 31, 2026 | $ 2,548,493 | 138,089 | (2,240,519) | (25,046) | 421,017 | |||||||||
| May 31, 2025 (in shares) | 438,738 | |||||||||||||
| May 31, 2025 | $ 2,548,384 | 135,930 | (2,215,026) | (25,046) | 444,242 | |||||||||
| Balance (in shares) at Feb. 28, 2026 | 438,738 | |||||||||||||
| Balance at Feb. 28, 2026 | $ 2,548,384 | 135,930 | (2,215,026) | (25,046) | 444,242 | |||||||||
| Share-based compensation | 0 | 2,268 | 0 | 0 | 2,268 | |||||||||
| Net loss | $ 0 | 0 | (25,493) | 0 | (25,493) | |||||||||
| Balance (in shares) at May. 31, 2026 | 438,780 | |||||||||||||
| Balance at May. 31, 2026 | $ 2,548,493 | 138,089 | (2,240,519) | (25,046) | 421,017 | |||||||||
| May 31, 2025 (in shares) | 438,780 | |||||||||||||
| May 31, 2025 | $ 2,548,493 | $ 138,089 | $ (2,240,519) | $ (25,046) | $ 421,017 | |||||||||
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| X | ||||||||||
- Definition Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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