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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Jun. 30, 2020
Dec. 31, 2019
CONDENSED CONSOLIDATED BALANCE SHEETS    
Common stock, par value $ 0.001 $ 0.001
Common stock, authorized 120,000,000 120,000,000
Common stock, shares issued 55,831,021 36,086,254
Common stock, shares outstanding 55,831,021 36,086,254