Income Per Common Share

6 Months Ended

Jun. 30, 2016

Basic and diluted income per common share for the three and six months ended June 30, 2016 and 2015 were calculated as follows (in thousands, except number of shares and per share amounts):



	Three Months Ended June 30, 2016		Three Months Ended June 30, 2015		Six Months Ended June 30, 2016		Six Months Ended June 30, 2015
Basic weighted average number of common shares outstanding	36,786,268		36,565,369		36,719,057		36,514,962
Effect of dilutive securities:
Stock options, unvested common shares, and warrants	675,524		1,461,497		688,060		1,361,734
Tangible equity units	894,930		—		894,930		—
Diluted average shares outstanding	38,356,722		38,026,866		38,302,047		37,876,696
Net income available to common stockholders	$	14,561	$	12,277	$	23,575	$	18,959
Basic income per common share	$	0.40	$	0.34	$	0.64	$	0.52
Dilutive income per common share	$	0.38	$	0.32	$	0.62	$	0.50
Antidilutive securities not included in the calculation of diluted income per common share (weighted average):
Unvested stock options	240,000		240,000		240,000		120,000
Warrants	1,907,551		—		1,907,551		—
Tangible equity units	—		894,930		—		894,930