Net Income Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Basic and diluted net income per share

The following table reconciles basic and diluted net income per share for the three and six months ended June 30, 2018 and 2017.

	Three Months Ended June 30,
	2018					2017
	Net Income		Weighted-Average Shares	Per Share Amount		Net Income		Weighted-Average Shares	Per Share Amount
Net income available to common stockholders	$	39,634	49,252,580	$	0.80	$	24,136	42,038,824	$	0.57
Effect of potentially dilutive stock options and restricted stock awards			198,826					204,715
Diluted net income per share	$	39,634	49,451,406	$	0.80	$	24,136	42,243,539	$	0.57

	Six Months Ended June 30,
	2018					2017
	Net Income		Weighted-Average Shares	Per Share Amount		Net Income		Weighted-Average Shares	Per Share Amount
Net income available to common stockholders	$	76,313	49,222,779	$	1.55	$	47,329	41,514,565	$	1.14
Effect of potentially dilutive stock options and restricted stock awards			217,266					220,456
Diluted net income per share	$	76,313	49,440,045	$	1.54	$	47,329	41,735,021	$	1.13