XML 42 R31.htm IDEA: XBRL DOCUMENT v3.20.2
Earnings Per Share (Tables)
 6 Months Ended
Jun. 30, 2020
Earnings Per Share [Abstract]  
Summary of Earnings Per Share, Basic and Diluted The calculation and reconciliation of basic and diluted earnings per share for the three and six months ended June 30, 2020, and 2019 is as follows (in thousands, except per share data):
 
 Three Months Ended
June 30,		Six Months Ended
June 30,
 2020201920202019
Net income$158,488  $261,651  $305,548  $433,758  
Denominator for basic earnings per share83,895  86,360  84,399  86,159  
Dilutive securities2,675  3,771  2,981  3,535  
Denominator for diluted earnings per share86,570  90,131  87,380  89,694  
Basic earnings per share$1.89  $3.03  $3.62  $5.03  
Diluted earnings per share$1.83  $2.90  $3.50  $4.84