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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for credit loss $ 3,573 $ 4,696
Allowance for product returns 1,344 1,480
Other assets, allowance for credit loss, current 5 17
Other assets, allowance for credit loss $ 73 $ 72
Preferred stock, par value (USD per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 10,000,000 10,000,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (USD per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 300,000,000 300,000,000
Common stock, shares issued (in shares) 50,040,853 49,630,773
Common stock, shares outstanding (in shares) 49,893,700 49,483,620
Treasury stock, shares repurchased (in shares) 147,153 147,153