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v3.26.1

Share Capital - Additional Information (Details) $ / shares in Units, $ in Thousands |  |  | 3 Months Ended |  |
--- | --- | --- | --- | --- | ---
Aug. 29, 2025 USD ($) | Apr. 18, 2024 CAD ($) $ / shares shares | Jun. 30, 2026 USD ($) shares | Jun. 30, 2025 CAD ($) shares | Jun. 30, 2026 CAD ($) shares | Mar. 31, 2026 CAD ($) shares
Class Of Stock [Line Items] |  |  |  |  |  |
Exchangeable shares | shares |  |  | 0 |  |  |
Principal amount |  |  |  |  | $ 285,365 | $ 280,972
Common stock, shares issued | shares |  |  |  |  | 423,021,942 | 422,068,225
CBI Exchange |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Shares issued | shares |  | 17,149,925 |  |  |  |
Exchangeable shares | shares |  | 17,149,925 |  |  |  |
CBI Exchange Agreement |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Exchangeable shares | shares |  | 9,111,549 |  |  |  |
Price per exchangeable share | $ / shares |  | $ 8.91 |  |  |  |
Greenstar |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Principal amount |  | $ 81,220 |  |  |  |
Promissory Note |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Principal amount |  | $ 100,000 |  |  |  |
August 2025 ATM Program |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Sale of common stock | $ 200,000,000 |  |  |  |  |
Number of units issued | shares |  |  | 0 |  |  |
Combined gross sales proceeds | 200,000,000 |  |  |  |  |
August 2025 ATM Program | Maximum [Member] |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Gross proceed fom sale of common stock | $ 50,000,000 |  |  |  |  |
February 2025 ATM Program |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Sale of common stock |  |  |  | $ 38,261 |  |
Number of units issued | shares |  |  |  | 21,006,528 |  |
Gross proceed fom sale of common stock |  |  |  | $ 38,261 |  |
August 2025 Equity Distribution Agreement |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Aggregate offering price of issuance and sale of common shares |  |  | $ 200,000,000 |  |  |

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