Stock-Based Compensation - (Tables)

6 Months Ended

Jun. 30, 2020

A summary of the stock option activity for the six months ended June 30, 2020 is presented below.



	Number of Shares		Weighted Average Exercise Price
Outstanding at January 1, 2020	4,300,088		$	5.03
Granted	—		$	—
Exercised	—		$	—
Forfeited	(70,960	)	$	14.00
Expired	(5,619	)	$	14.00
Outstanding at June 30, 2020	4,223,509		$	4.87
Exercisable at June 30, 2020	4,086,657		$	4.57

The following table summarizes RSUs activity during the six months ended June 30, 2020:



	Number of Shares		Weighted Average Grant Date Fair Value
Outstanding at January 1, 2020	613,217		$	18.75
Granted	1,143,230		$	7.05
Vested	(202,493	)	$	18.22
Forfeited	(285,157	)	$	15.91
Canceled	—		$	—
Outstanding at June 30, 2020	1,268,797		$	8.93

The following table summarizes information about PSUs activity during the six months ended June 30, 2020:



Period Granted	Target Shares Outstanding at January 1, 2020	Target Shares Granted	Target Shares Vested		Target Shares Forfeited		Target Shares Outstanding at June 30, 2020	Weighted Average Grant Date Fair Value per Share
2017	151,492	—	(151,492	)	—		—	$	10.73
2018	156,576	—	—		(72,254	)	84,322	$	27.51
2019	214,553	—	—		(88,235	)	126,318	$	34.82
2020	—	966,242			(125,391	)	840,851	$	9.42
Total	522,621	966,242	(151,492	)	(285,880	)	1,051,491	$	13.92