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Commitments and Contingencies (Details) - USD ($) $ in Millions | May 31, 2024 | Feb. 29, 2024
--- | --- | ---
Loss Contingencies Line Items] |  |
Collateral of outstanding letters of credit | $ 17 |
Funds from claim filed with Ministry of Innovation, Science and Economic Development Canada relating to Strategic Innovation Fund Program | $ 17 | $ 17

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