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Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Common shares, issued (in shares) 367,144,500 366,981,556
Common shares, outstanding (in shares) 367,144,500 366,981,556
Common shares, par value (in USD per share) $ 0.001 $ 0.001