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Accounts Payable and Accrued Liabilities (Details) - USD ($)
$ in Thousands
Aug. 31, 2023
Feb. 28, 2023
Accounts Payable and Accrued Liabilities    
Trade Accounts Payable $ 283 $ 1,020
Accrued Employee Compensation 863 712
Accrued Professional Fees 556 410
Accrued insurance premiums 171 70
Accrued Engineering Fees 20 96
Other Accrued Liabilities 105 202
Accounts Payable And Accrued Liabilities $ 1,998 $ 2,510