Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Stock Option Activity

The following table summarizes stock option activity for the three months ended March 31, 2015.

	Number of Options	Weighted- average Exercise Price		Weighted- average Remaining Contractual Term in Years	Aggregate Intrinsic Value
(amount in thousands, except Weighted-average exercise price)
Outstanding at January 1, 2015	3,168,067	$	12.61
Granted	—	—
Exercised	—	—
Forfeited	—	—
Outstanding at March 31, 2015	3,168,067	$	12.61	6.95	$	37,246
Exercisable at March 31, 2015	13,683	$	16.67	2.29	$	119

Summary of Restricted Stock Activity

The following table summarizes restricted stock unit activity for the three months ended March 31, 2015.

	Restricted Stock Units		Weighted- average Grant- date Fair Value
Outstanding and unvested at January 1, 2015	788,971		$	13.00
Granted	146,920		19.09
Vested	(62,605	)	11.45
Forfeited	(1,658	)	14.32
Outstanding and unvested at March 31, 2015	871,628		$	14.13