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Earnings Per Share (Tables)
 6 Months Ended
Jun. 30, 2022
Earnings Per Share [Abstract]  
Weighted-Average Shares Outstanding for Computation of Basic and Diluted Income per Common Share The following table reports the weighted-average shares outstanding used for these computations.
Three Months Ended June 30,Six Months Ended
June 30,
(Weighted-average shares)2022202120222021
Basic method155,388,555 154,394,602 155,121,098 154,153,158 
Dilutive stock options and restricted stock units 2,066,575 — 2,730,624 — 
Diluted method157,455,130 154,394,602 157,851,722 154,153,158 
Anti Dilutive Securities Not Included in Computation of Diluted EPS
The following table reflects certain options to purchase shares of common stock that were outstanding during the periods presented but were not included in the computation of diluted shares above because the incremental shares from the assumed conversion were antidilutive.
Three Months Ended June 30,Six Months Ended
June 30,
2022202120222021
Antidilutive stock options excluded from diluted shares— 1,379,481 234,000 1,592,812 
Weighted average price of these options$— $33.79 $49.65 $35.07