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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Mar. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 350,000,000 350,000,000
Common stock, shares issued (in shares) 43,385,671 43,193,394
Common stock, shares outstanding (in shares) 41,719,329 41,575,129
Treasury stock, shares (in shares) 1,666,342 1,618,625