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Consolidated Balance Sheets (Parenthetical) - $ / shares
Mar. 31, 2021
Dec. 31, 2020
Class A Non-voting Common Stock    
Common stock par value $ 0.00001 $ 0.00001
Common stock authorized 3,000,000,000 3,000,000,000
Common stock issued 1,263,733,000 1,248,010,000
Common stock outstanding 1,263,733,000 1,248,010,000
Class B Voting Common Stock    
Common stock par value $ 0.00001 $ 0.00001
Common stock authorized 700,000,000 700,000,000
Common stock issued 23,640,000 23,696,000
Common stock outstanding 23,640,000 23,696,000
Class C Voting Common Stock    
Common stock par value $ 0.00001 $ 0.00001
Common stock authorized 260,888,000 260,888,000
Common stock issued 231,627,000 231,627,000
Common stock outstanding 231,627,000 231,627,000