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EARNINGS PER SHARE
3 Months Ended
Mar. 31, 2021
EARNINGS PER SHARE  
EARNINGS PER SHARE

16.    EARNINGS PER SHARE

Basic and diluted weighted-average shares outstanding are as follows (in thousands):

Three months ended

March 31, 

    

2021

    

2020

    

Basic weighted average shares outstanding

 

14,306

 

14,180

 

Dilutive effect of equity awards

 

132

 

94

 

Diluted weighted average shares outstanding

 

14,438

 

14,274

 

For the three months ended March 31, 2021 and 2020, the anti-dilutive common shares excluded from the calculation of diluted earnings per share were immaterial.