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

3 Months Ended

Mar. 31, 2019

Equity [Abstract]

Schedule of Stock Option Activity

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

	Three Months Ended March 31, 2019
				Weighted Average
	Stock Options			Exercise Price
Outstanding - beginning of period		2,945,040		$	24.18
Granted		104,417		$	54.74
Exercised		(63,079	)	$	14.79
Forfeited/Expired		(45,097	)	$	24.10
Outstanding - end of period		2,941,281		$	25.47
Exercisable - end of period		1,202,558		$	18.66

Schedule of RSA/RSU Activity

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

	Three Months Ended
	March 31, 2019
	Shares/Units
Outstanding and unvested - beginning of period		421,200
Granted		164,200
Vested		-
Forfeited		(15,000	)
Outstanding and unvested - end of period		570,400
Cumulative vested shares - end of period		1,913,916

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,
	2019		2018
Total direct costs	$	1,560	$	843
Selling, general and administrative		1,623		624
Total stock-based compensation expense	$	3,183	$	1,467