Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings per Share

The following table sets forth the computation of basic and diluted earnings per share:

Year Ended December 31 (in thousands except per share data)	2021		2020		2019
Numerator:
Net income	$	87,939	$	59,504	$	64,540
Denominator:
Basic earnings per share:
Weighted average shares		17,786		17,748		17,724
Diluted earnings per share:
Dilutive effect of equity grants		18		8		16
Adjusted weighted average shares		17,804		17,756		17,740
Earnings per share:
Basic earnings per share	$	4.94	$	3.35	$	3.64
Diluted earnings per share		4.94		3.35		3.64