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EARNINGS PER SHARE
 9 Months Ended
Sep. 30, 2022
Earnings Per Share [Abstract]  
EARNINGS PER SHARE EARNINGS PER SHARE
Earnings per share have been computed based on the following (average diluted shares outstanding are calculated using the treasury stock method):
 Three Months Ended September 30,Nine Months Ended September 30,
(In thousands, except per share data)2022202120222021
Net income$18,717 $63,749 $62,028 $98,416 
Average number of common shares issued51,903 51,903 51,903 51,903 
Less: average number of treasury shares6,433 2,764 5,068 1,519 
Less: average number of unvested stock award shares770 744 779 712 
Average number of basic shares outstanding44,700 48,395 46,056 49,672 
Plus: dilutive effect of unvested stock award shares330 342 336 286 
Plus: dilutive effect of stock options outstanding4 7 4 5 
Average number of diluted shares outstanding45,034 48,744 46,396 49,963 
Basic earnings per common share:$0.42 $1.32 $1.35 $1.98 
Diluted earnings per common share:$0.42 $1.31 $1.34 $1.97 

For the three months ended September 30, 2022, 440 thousand shares of unvested restricted stock and 68 thousand options outstanding were anti-dilutive and therefore excluded from the earnings per share calculation. For the nine months ended September 30, 2022, 448 thousand shares of unvested restricted stock and 69 thousand options outstanding were anti-dilutive and therefore excluded from the earnings per share calculation. For the three months ended September 30, 2021, 402 thousand shares of unvested restricted stock and 88 thousand options outstanding were anti-dilutive and therefore excluded from the earnings per share calculation. For the nine months ended September 30, 2021, 425 thousand shares of unvested restricted stock and 93 thousand options outstanding were anti-dilutive and therefore excluded from the earnings per share calculation.