Shareholder's Equity and Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2018

Equity [Abstract]

Schedule of Stock Option Activity

The following table sets forth the Company’s stock option activity:

	Three Months Ended March 31, 2018
				WeightedAverage
	Stock Options			Exercise Price
Outstanding - beginning of period		2,782,868		$	20.73
Granted		406,500		$	32.05
Exercised		(38,161	)	$	14.83
Forfeited/Expired		(62,361	)	$	19.62
Outstanding - end of period		3,088,846		$	22.32
Exercisable - end of period		957,504		$	15.54

Schedule of RSA/RSU Activity

The following table sets forth the Company’s RSA/RSU activity:

	Three Months Ended
	March 31, 2018
	Shares/Units
Outstanding and unvested - beginning of period		183,629
Granted		98,000
Vested		-
Forfeited		(2,000	)
Outstanding and unvested - end of period		279,629
Cumulative vested shares - end of period		1,884,287

Summary of Stock-Based Compensation Expense Recognized in Statements of Operations Related to All Outstanding Stock Based Compensation Awards

Stock-based compensation expense recognized in the condensed consolidated statements of operations related to all outstanding stock based compensation awards is summarized below (in thousands):

	Three Months Ended March 31,
	2018		2017
Total direct costs	$	843	$	542
Selling, general and administrative		624		492
Total stock-based compensation expense	$	1,467	$	1,034