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Condensed Consolidated Balance Sheets (Parenthetical) - shares
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Subordinate Voting Shares [Member]    
Common Stock, Shares Authorized Unlimited Unlimited
Common Stock, Shares, Issued 194,383,883 178,113,221
Common Stock, Shares, Outstanding 194,383,883 178,113,221
Multiple Voting Shares [Member]    
Common Stock, Shares Authorized Unlimited Unlimited
Common Stock, Shares, Issued 39,654 40,289
Common Stock, Shares, Outstanding 39,654 40,289
Super Voting Shares [Member]    
Common Stock, Shares Authorized Unlimited Unlimited
Common Stock, Shares, Issued 295,031 312,031
Common Stock, Shares, Outstanding 295,031 312,031