XML 61 R42.htm IDEA: XBRL DOCUMENT v3.22.2
Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Numerator:        
Net income available to common stockholders $ 136,383 $ 117,869 $ 223,861 $ 188,671
Net income available to common stockholders $ 136,383 $ 117,869 $ 223,861 $ 188,671
Denominator:        
Basic weighted-average shares outstanding (in shares) 102,164,377 116,824,108 104,731,388 118,082,691
Effect of dilutive shares:        
Stock options and unvested restricted stock units (in shares) 623,542 945,976 747,058 838,649
Diluted (in shares) 102,787,919 117,770,084 105,478,446 118,921,340
Earnings per share        
Basic (in dollars per share) $ 1.33 $ 1.01 $ 2.14 $ 1.60
Diluted (in dollars per share) $ 1.33 $ 1.00 $ 2.12 $ 1.59
Antidilutive stock options and unvested restricted stock units not included in diluted earnings per share (in shares) 1,489,263 1,805,413 1,778,492 2,101,688