Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2021

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 March 31,
(in thousands, except market price and earnings per share)	2021		2020
Net income attributable to the Company	$	27,582	$	9,109
Weighted average number of shares:
Weighted average number of shares used in calculating basic net income per share	32,352		32,312
Effect of dilutive stock-based compensation plans:
Stock options	3		8
RSU shares	46		—
Weighted average number of shares used in calculating diluted net income per share	32,401		32,320
Average market price of common stock used for calculation of dilutive shares	$	79.30	$	65.47
Net income attributable to the Company per share:
Basic	$	0.85	$	0.28
Diluted	$	0.85	$	0.28