Earnings per share

12 Months Ended

Dec. 31, 2019

The following table represents a reconciliation of the numerator and denominator of the basic and diluted earnings per share computations contained in the consolidated financial statements:



	Year ended December 31,
	2019		2018		2017
	(in thousands, except per share data)
Net income	$	63,316	$	33,787	$	24,901

Weighted average common shares outstanding - basic	21,528		21,090		20,992
Dilutive effect of shares issued under stock compensation arrangements:
Stock options	570		591		506
Restricted stock awards	38		4		—
Total dilutive effect of shares issued under stock compensation arrangements	608		595		506
Weighted average common shares outstanding - diluted	22,136		21,685		21,498

Earnings per common share:
Basic	$	2.94	$	1.60	$	1.19
Diluted	$	2.86	$	1.56	$	1.16

There were approximately 54 thousand and approximately 86 thousand anti-dilutive stock awards for the years ended December 31, 2019 and 2018, respectively. There were no anti-dilutive stock awards for the year ended December 31, 2017.

Basic earnings per share was computed by dividing the earnings attributable to the common stockholders by the weighted average number of shares of common stock outstanding during the period. Diluted earnings per share was computed by dividing earnings attributable to common stockholders by the weighted average shares outstanding of common stock outstanding during the period, including potentially dilutive shares of common stock for the period determined using the treasury stock method.