SHAREHOLDERS' EQUITY AND NET INCOME PER COMMON SHARE (Tables)

12 Months Ended

Dec. 31, 2021

SHAREHOLDERS' EQUITY AND NET INCOME PER COMMON SHARE [Abstract]

Reconciliation of Basic and Diluted Net Income Per Share

A reconciliation of basic and diluted net income per common share for the years ended December 31 follows:

	2021		2020		2019
	(In thousands, except per share amounts)
Net income	$	62,895	$	56,152	$	46,435
Weighted average shares outstanding (1)		21,585		21,977		22,894
Stock units for deferred compensation plan for non-employee directors		121		121		132
Effect of stock options		69		90		115
Performance share units		32		33		42
Weighted average shares outstanding for calculation of diluted earnings per share		21,807		22,221		23,183
Net income per common share
Basic (1)	$	2.91	$	2.56	$	2.03
Diluted	$	2.88	$	2.53	$	2.00

(1) Basic net income per common share includes weighted average common shares outstanding during the period and participating share awards.