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Condensed Consolidated Balance Sheets (unaudited) (Parenthetical) - $ / shares
Jun. 30, 2022
Dec. 31, 2021
Preferred stock par value (usd per share) $ 0.0001 $ 0.0001
Preferred stock authorized (shares) 5,000,000  
Preferred stock issued (shares) 0 0
Preferred stock outstanding (shares) 0 0
Common stock par value (usd per share) $ 0.0001 $ 0.0001
Common stock authorized (shares) 200,000,000  
Common stock issued (shares) 28,456,000 27,608,000
Common stock outstanding (shares) 28,278,000 27,313,000