Stock Based Compensation (Tables)

3 Months Ended

Mar. 31, 2021

Share-based Payment Arrangement [Abstract]

Share-based Payment Arrangement, Expensed and Capitalized, Amount

Stock-based compensation expense, net of forfeitures of $34.0 thousand and $52.0 thousand for March 31, 2021 and March 31, 2020, respectively, was recorded to the following line items in the consolidated statements of operations for the three months ended March 31:

	2021		2020
Cost of Sales - Contracts	$	67	$	94
Selling, general and administrative	1,253		995
Total stock-based compensation expense	$	1,320	$	1,089

Summary of Stock Option Activity

A summary of stock option activity for the three months ended March 31, 2021 is below:

(in thousands, except for exercise price)	Options Outstanding	Weighted Average Exercise Price
Outstanding at January 1, 2021	957	$	14.29
Exercised	(34)	12.29
Canceled/forfeited	(29)	18.78
Outstanding at March 31, 2021	894	$	14.22

Summary of Restricted Stock and RSU Awards Activity

A summary of unvested restricted stock activity for the three months ended March 31, 2021 is below:

(in thousands, except for award value)	Restricted Stock Awards	Weighted Average Award Value
Outstanding at January 1, 2021	61	$	25.62
Granted	2	22.36
Vested	(33)	24.91
Forfeited and cancelled	(1)	20.94
Outstanding at March 31, 2021	29	$	26.25

A summary of unvested restricted stock units (“RSU”) activity for the three months ended March 31, 2021 is below:

(in thousands, except for award value)	RSU Awards	Weighted Average Award Value
Outstanding at January 1, 2021	427	$	15.46
Granted	73	76.13
Vested	(86)	16.40
Outstanding at March 31, 2021	414	$	26.22