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Earnings Per Share
 12 Months Ended
Dec. 31, 2021
Earnings Per Share [Abstract]  
Earnings Per Share Earnings Per Share
The following table sets forth the computation of basic and diluted EPS:
(Thousands except per share amounts)202120202019
Numerator for basic and diluted EPS:
Net income$72,474 $15,462 $53,394 
Denominator:
Denominator for basic EPS:
Weighted-average shares outstanding20,422 20,338 20,365 
Effect of dilutive securities:
Stock appreciation rights78 39 72 
Restricted stock units124 102 75 
Performance-based restricted stock units65 124 143 
Diluted potential common shares267 265 290 
Denominator for diluted EPS:
Adjusted weighted-average shares outstanding20,689 20,603 20,655 
Basic EPS$3.55 $0.76 $2.62 
Diluted EPS$3.50 $0.75 $2.59 
Equity awards covering shares of common stock totaling 55,598 in 2021, 166,255 in 2020, and 71,199 in 2019 were excluded from the diluted EPS calculation as their effect would have been anti-dilutive.