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Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Statement Of Financial Position [Abstract]    
Preferred shares, without par value
Preferred shares, shares authorized Unlimited Unlimited
Preferred shares, issued 1,016,000 1,016,000
Preferred shares, outstanding 1,016,000 1,016,000
Common shares, without par value
Common shares, shares authorized Unlimited Unlimited
Common shares, Issued 41,412,875 35,012,125
Common shares, Outstanding 41,412,875 35,012,125