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Condensed Balance Sheets (Parenthetical) - USD ($)
shares in Thousands, $ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for credit loss $ 2,835 $ 3,176
Temporary equity, shares authorized 100 100
Temporary equity, par value $ 0.01 $ 0.01
Temporary equity, shares issued 58 55
Temporary equity, shares outstanding 58 55
Preferred stock, shares authorized 50,000 50,000
Preferred stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 75,000 75,000
Common stock, par value $ 0.01 $ 0.01
Common stock, shares issued 37,584 37,263
Common stock, shares outstanding 36,156 35,882
Treasury stock, shares 1,429 1,381