EARNINGS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share of common stock as follows:

	Three Months Ended   June 30,				Six Months Ended   June 30,
	2018		2017		2018		2017
Numerator for basic and diluted earnings per share:
Net income	$	50,255	$	37,359	$	114,673	$	61,000
Numerator for basic and diluted earnings per share	$	50,255	$	37,359	$	114,673	$	61,000
Denominator:
Weighted average common shares for basic earnings per share	53,517,124		51,899,416		53,299,038		51,431,353
Net effect of dilutive stock options, restricted stock units and restricted stock awards	3,069,885		2,949,203		3,115,948		2,939,931
Weighted average common shares for diluted earnings per share	56,587,009		54,848,619		56,414,986		54,371,284
Net income per share:
Basic	$	0.94	$	0.72	$	2.15	$	1.19
Diluted	$	0.89	$	0.68	$	2.03	$	1.12