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Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Common stock par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized (in shares) 125,000,000 33,333,333
Common stock, outstanding (in shares) 16,305,731 16,128,862
Common stock, issued (in shares) 16,305,731 16,128,862