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Earnings Per Share
6 Months Ended
Jun. 30, 2020
Earnings Per Share [Abstract]  
Earnings Per Share Earnings Per ShareBasic earnings per share is computed by dividing net income available to common stockholders by the weighted-average number of common shares outstanding. Diluted earnings per share is computed by dividing net income available to common stockholders by the weighted-average number of common shares plus the effect of dilutive potential common shares
outstanding during the period. The following table sets forth the computation of basic and diluted earnings per share (shares in thousands):
Three Months EndedSix Months Ended
 June 30,June 30,
 2020201920202019
Numerator:
Net income available to common stockholders$212  $270  385  445  
Denominator:
Denominator for basic earnings per share—weighted-average common shares72,161  78,264  73,101  78,829  
Effect of dilutive securities:
Employee stock options12  108  14  200  
Restricted stock units102  95  155  211  
Denominator for diluted earnings per share—adjusted weighted-average common shares72,275  78,467  73,270  79,240  
Basic earnings per share$2.94  $3.45  $5.26  $5.65  
Diluted earnings per share$2.93  $3.44  $5.25  $5.62