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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2022
Dec. 31, 2021
Condensed Consolidated Balance Sheets    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 175,000,000 175,000,000
Common stock, shares issued 146,426,697 143,292,043
Common stock, shares outstanding 146,385,388 143,250,734
Treasury stock, shares 41,309 41,309