Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2022

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The amounts used in computing earnings per share and the weighted average number of shares of potentially dilutive securities are as follows:

	Three months ended June 30,				Six months ended June 30,
(in thousands, except market price and earnings per share)	2022		2021		2022		2021
Net income attributable to the Company	$	39,201	$	31,397	$	66,938	$	58,980
Weighted average number of shares:
Weighted average number of shares used in calculating basic net income per share	31,268		32,375		31,571		32,363
Effect of dilutive stock-based compensation plans:
Stock options	—		1		—		2
RSU and MPP shares	110		46		97		46
Weighted average number of shares used in calculating diluted net income per share	31,378		32,422		31,668		32,411
Average market price of common stock used for calculation of dilutive shares	$	81.46	$	87.53	$	83.77	$	83.48
Net income attributable to the Company per share:
Basic	$	1.25	$	0.97	$	2.12	$	1.82
Diluted	$	1.25	$	0.97	$	2.11	$	1.82