Share Capital and Equity - Summary of Share Capital and Equity (Details)	Dec. 31, 2020 shares
Class Of Stock [Line Items]
Number of shares outstanding	538,851,252
Class A Shares
Class Of Stock [Line Items]
Number of shares outstanding	537,575,044
Class C Shares
Class Of Stock [Line Items]
Number of shares outstanding	1,276,208
Class A Subordinate Voting Shares
Class Of Stock [Line Items]
Number of shares outstanding	537,575,044
Class C Multiple Voting Shares
Class Of Stock [Line Items]
Number of shares outstanding	1,276,208