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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 components used in the computation of basic and diluted earnings per share (in thousands, except share and per share amounts):
 
 Year Ended December 31,
 202120202019
Numerator:   
Income available to common stockholders$469,267 $282,207 $207,187 
Denominator:   
Basic weighted-average shares outstanding112,836,051 129,368,964 140,851,444 
Effect of dilutive shares:   
Stock options and unvested restricted stock units973,241 582,197 542,783 
Diluted weighted-average shares outstanding113,809,292 129,951,161 141,394,227 
Earnings per share   
Basic$4.16 $2.18 $1.47 
Diluted$4.12 $2.17 $1.47 
Antidilutive stock options not included in diluted earnings per share1,904,089 2,183,731 2,636,982