Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table presents the calculation of net earnings per common share (“EPS”) — basic and diluted (in thousands, except per share data): 

	Three months ended September 30,				Nine months ended September 30,
	2020		2019		2020		2019
Net income	$	24,986	$	26,563	$	60,728	$	80,394
Weighted-average number of common shares outstanding (for basic calculation)	20,948		20,666		20,870		20,607
Dilutive securities	608		821		691		949
Weighted-average common and common equivalent shares outstanding (for diluted calculation)	21,556		21,487		21,561		21,556
EPS — basic	$	1.19	$	1.29	$	2.91	$	3.90
EPS — diluted	$	1.16	$	1.24	$	2.82	$	3.73