Equity Incentive Plans (Tables)

6 Months Ended

Jun. 30, 2018

The following table includes activity related to outstanding service period stock options during the six months ended June 30, 2018.

Service Period Stock Options	Shares			Weighted Average Exercise Price
Outstanding at December 31, 2017		2,030,266		$	9.47
Granted		95,364			16.45
Exercised		(110,389	)		9.05
Outstanding at June 30, 2018		2,015,241		$	9.82

The following table includes activity related to outstanding performance-vested stock options during the six months ended June 30, 2018.

Performance Based Options	Shares		Weighted Average Exercise Price
Outstanding at December 31, 2017		1,154,393	$	10.50
Granted		21,455		16.45
Outstanding at June 30, 2018		1,175,848	$	10.61

The following table includes activity related to outstanding restricted stock units during the six months ended June 30, 2018.

Restricted Stock Units	Shares			Weighted-Average Grant-Date Fair Value Per Unit
Outstanding at December 31, 2017		165,240		$	10.99
Granted		117,804			16.53
Issued upon vesting		(74,583	)		10.53
Outstanding at June 30, 2018		208,461		$	14.29