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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2021
Mar. 31, 2021
Statement of Financial Position [Abstract]    
Par value (in dollars per share) $ 0.001 $ 0.001
Common shares, authorized (in shares) 600,000,000 600,000,000
Common shares, issued (in shares) 285,701,744 283,130,238
Common shares, outstanding (in shares) 285,701,744 283,130,238