Equity-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2018

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Time-Vesting and Performance Vesting Awards

The activity related to the Company’s time-vesting and performance-vesting awards during the three months ended March 31, 2018 is as follows:

						Performance-Vesting Restricted shares/units
	Time-Vesting Restricted shares/units					Bonus Performance Restricted shares/units					Long-Term Incentive Performance Restricted shares/units					2.75x Performance Restricted shares
	Shares/Units			Weighted Average Grant Date Fair Value per Share/Unit		Shares/Units			Weighted Average Grant Date Fair Value per Share/Unit		Shares/Units			Weighted Average Grant Date Fair Value per Share/Unit		Shares			Weighted Average Grant Date Fair Value per Share
Outstanding at December 31, 2017		1,852,512		$	17.09		805,245		$	18.09		864,572		$	18.50		616,793		$	3.56
Granted		188,577		$	14.71		707,981		$	14.66		1,122,526		$	14.74		—			—
Vested		(281,861	)	$	18.90		(69,221	)	$	18.07		(9,010	)	$	18.79		—			—
Forfeited		(432,341	)	$	18.12		(754,750	)	$	18.01		(554,388	)	$	18.34		(3,893	)	$	13.93
Outstanding at March 31, 2018		1,326,887		$	16.04		689,255		$	14.66		1,423,700		$	15.60		612,900		$	3.49

Schedule of Activity Related to Stock Option Awards

The activity related to the Company’s stock option awards during the three months ended March 31, 2018 is as follows:

	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (in years)		Aggregate Intrinsic Value
Outstanding at December 31, 2017		2,923,448		$	18.78
Granted		—			—
Forfeited		(323,903	)	$	18.11
Expired		(33,641	)	$	18.65
Exercised		(484	)	$	14.17
Outstanding at March 31, 2018		2,565,420		$	18.86		7.34	$	57
Exercisable at March 31, 2018		2,094,948		$	19.14		7.24	$	15