Net Income Per Common Share (Tables)

3 Months Ended

Mar. 31, 2015

Basic and diluted net income per common share

Basic and diluted net income per common share calculations are as follows for the periods presented:



	Three Months Ended
	March 31,
	2015		2014
Basic
Net income applicable to common stock	$	15,240	$	13,597
Average common shares outstanding	31,576,275		31,436,148
Net income per common share - basic	$	0.48	$	0.43
Diluted
Net income applicable to common stock	$	15,240	$	13,597
Average common shares outstanding	31,576,275		31,436,148
Effect of dilutive stock-based compensation	239,435		232,214
Average common shares outstanding - diluted	31,815,710		31,668,362
Net income per common share - diluted	$	0.48	$	0.43

Diluted net income per common share due to their anti-dilutive effect

Stock options that could potentially dilute basic net income per common share in the future that were not included in the computation of diluted net income per common share due to their anti-dilutive effect were as follows for the periods presented:



	Three Months Ended
	March 31,
	2015	2014
Number of shares	2,568	107,396
Range of exercise prices	$29.57 - $29.67	$17.63 - $29.67