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Intangible Assets - Summary of Components of Intangible Assets (Details) - CAD ($) $ in Thousands | Jun. 30, 2026 | Mar. 31, 2026
--- | --- | ---
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | $ 293,904 | $ 237,394
Net Carrying Amount | 64,763 | 68,912
Total intangible assets | 88,476 | 92,411
Intellectual Property |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | 146,546 | 90,646
Net Carrying Amount | 22,241 | 24,300
Distribution Channel |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | 57,035 | 56,985
Net Carrying Amount | 11,316 | 11,817
Operating Licenses |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | 24,400 | 24,400
Net Carrying Amount | 9,127 | 9,885
Software and Domain Names |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | 34,197 | 33,404
Net Carrying Amount | 1,198 | 797
Brands |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | 31,722 | 31,722
Net Carrying Amount | 20,877 | 21,876
Amortizable Intangibles in Process |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Gross Carrying Amount | 4 | 237
Net Carrying Amount | 4 | 237
Acquired Brands |  |
Intangible Assets Net Excluding Goodwill [Line Items] |  |
Indefinite lived intangible assets | $ 23,713 | $ 23,499

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