The table below presents a reconciliation between basic and diluted weighted average shares outstanding, net income available to common shareholders and basic and diluted income per share for the three months ended March 31, 2019 and 2018:



	Three Months Ended
	March 31,
(In thousands, except per share amounts)	2019		2018
NUMERATOR
Net income	$	17,723	$	18,063
Interest on 3.00% convertible senior subordinated notes due 2018^(a)	—		410
Diluted income available to common shareholders	$	17,723	$	18,473
DENOMINATOR
Basic weighted average shares outstanding	27,498		28,124
Effect of dilutive securities:
Stock option awards	244		466
Deferred compensation awards	228		211
3.00% convertible senior subordinated notes due 2018 ^(a)	—		1,743
Diluted weighted average shares outstanding - adjusted for assumed conversions	27,970		30,544
Earnings per common share:
Basic	$	0.64	$	0.64
Diluted	$	0.63	$	0.60
Anti-dilutive equity awards not included in the calculation of diluted earnings per common share	606		—

(a)

On March 1, 2013, the Company issued $86.3 million in aggregate principal amount of 3.0% Convertible Senior Subordinated Notes due 2018 (the “2018 Convertible Senior Subordinated Notes”). The 2018 Convertible Senior Subordinated Notes were scheduled to mature on March 1, 2018 and the deadline for holders to convert the 2018 Convertible Senior Subordinated Notes was February 27, 2018. As a result of conversion elections made by holders of the 2018 Convertible Senior Subordinated Notes, (1) approximately $20.3 million in aggregate principal amount of the 2018 Convertible Senior Subordinated Notes were converted and settled through the issuance of approximately 0.629 million of our common shares (at a conversion price per common share of $32.31) and (2) the Company repaid in cash approximately $65.9 million in aggregate principal amount of the 2018 Convertible Senior Subordinated Notes at maturity.