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Earnings Per Common Share (Tables)
9 Months Ended
Sep. 30, 2020
Earnings Per Share [Abstract]  
Summary Of Computation Of Basic And Diluted Earnings Per Common Share
The following table sets forth the computation of basic and diluted earnings per common share for the three and nine months ended September 30, 2020 and 2019.
 
Three Months Ended
September 30,
Nine Months Ended
September 30,
(In thousands, except share and per common share data)2020201920202019
Numerator:  
Net income$30,846 $31,146 $82,723 $78,764 
Denominator:  
Weighted-average common shares outstanding16,300,720 16,382,798 16,300,250 16,198,294 
Effect of dilutive PBRSUs and TBRSUs93,072 92,943 98,100 89,401 
Weighted-average common shares outstanding adjusted for the effect of dilutive PBRSUs and TBRSUs16,393,792 16,475,741 16,398,350 16,287,695 
Earnings per common share:  
Basic earnings per common share$1.89 $1.90 $5.07 $4.86 
Diluted earnings per common share$1.88 $1.89 $5.04 $4.84