v3.22.2.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Cash Flows from Operating Activities    
Net loss $ (25,711,105) $ (20,549,780)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization (Notes 7 and 8) 276,642 272,770
Stock-based compensation expense (Note 16) 9,094,988 719,733
Accretion and accrued interest expenses (Note 18) 79,507 43,967
Changes in operating assets and liabilities:    
Sales tax and tax credits receivable (Note 3) (143,010) 436,236
Inventory (Note 4) (330,462) 0
Prepaid expenses and deposits (Note 5) (1,146,544) (365,769)
Accounts payable and accrued liabilities (Note 10) (2,798,922) (2,957,577)
Net cash used in operating activities (20,678,906) (22,400,420)
Cash Flows from Investing Activities    
Additions to property, plant and equipment (Notes 6 and 7) (58,428) (5,010,982)
Additions to intangible assets (Note 8) (141,404) (90,591)
Net cash used in investing activities (199,832) (5,101,573)
Cash Flows from Financing Activities    
Proceeds from sale of common shares and warrants, net of share issuance costs (Note 13) 0 56,087,746
Proceeds from issuance of long-term debt (Note 11) 0 1,894,877
Repayment of long-term debt (Note 10) 0 (27,740)
Net cash (used) provided by financing activities 0 57,954,883
Effect of exchange rate changes (182,298) (113,479)
Net increase (decrease) in cash (21,061,036) 30,339,411
Cash, beginning of period 44,061,427 35,221,951
Cash, end of period 23,000,391 65,561,362
Supplemental Disclosure of Cash Flow Information:    
Income tax paid 0 0
Interest paid 0 19,720
Interest received $ 22,527 $ 18,174