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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Trade receivables, allowances $ 2,342 $ 3,204
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized (in shares) 15,000,000 15,000,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 250,000,000 250,000,000
Common stock, shares issued (in shares) 72,997,000 72,600,000
Common stock, shares outstanding (in shares) 72,997,000 72,600,000
Treasury stock, shares (in shares) 51,493,000 50,427,000