Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2023

Earnings Per Share [Abstract]

Schedule 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:

 

Year ended December 31 (In thousands, except share data)	2023		2022		2021
Numerator:
Net income	$	126,734	$	148,351	$	153,945
Denominator:
Weighted-average common shares outstanding	16,163,500		16,246,009		16,291,016
Effect of dilutive PBRSUs and TBRSUs	86,519		119,300		134,190
Weighted-average common shares outstanding adjusted for the effect of dilutive PBRSUs and TBRSUs	16,250,019		16,365,309		16,425,206
Earnings per common share:
Basic earnings per common share	$	7.84	$	9.13	$	9.45
Diluted earnings per common share	$	7.80	$	9.06	$	9.37