Common Stock and Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2015

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

Summary of Stock Option Activity

The following table summarizes stock option activity during the nine months ended September 30, 2015:

	Options		Weighted Average Exercise Price		Weighted Average Contractual Life (Years)	Aggregate Intrinsic Value
Options outstanding at January 1, 2015	3,691,567		$	20.13
Granted	—		—
Forfeited and canceled	(301,471	)	22.25
Exercised	(135,991	)	16.28
Options outstanding at September 30, 2015	3,254,105		$	20.10	2.35	$	3,241,791
Options exercisable at September 30, 2015	3,251,576		$	20.11	2.34	$	3,235,620

Summary of Restricted Stock Unit Activity

The following table summarizes RSU activity during the nine months ended September 30, 2015:

	Employees			Non-Employee Directors			Total
RSUs outstanding at January 1, 2015	898,550			112,579			1,011,129
RSUs issued	374,401			44,821			419,222
Shares issued upon vesting of RSUs	(162,061		)	(62,723		)	(224,784		)
RSUs canceled or forfeited(1)	(93,751		)	(1,629		)	(95,380		)
RSUs outstanding at September 30, 2015	1,017,139			93,048			1,110,187
Weighted average grant date fair value	$	15.37		$	15.04		$	15.34

(1) Pursuant to the terms of our plans, employees have the option of forfeiting RSUs to cover their minimum statutory tax withholding when shares are issued. Any RSUs surrendered or canceled in satisfaction of participants’ tax withholding obligations are not available for future grants under the plans.

Summary of Phantom Share Activity

The following table summarizes the phantom share activity during the nine months ended September 30, 2015:

	Shares		Weighted Average Grant Date Fair Value
Outstanding at January 1, 2015	1,036,331		$	15.91
Granted	712,561		16.32
Converted/paid	(495,509	)	16.41
Forfeited	(92,386	)	15.75
Outstanding at September 30, 2015	1,160,997		$	15.96

Summary of Share-Based Compensation Expense Recognized

The following table summarizes the share-based compensation expense recognized during the three and nine months ended September 30, 2015 and 2014:

	Three Months Ended September 30				Nine Months Ended September 30
	2015		2014		2015		2014
	(In thousands)
Stock options	$	10	$	75	$	88	$	338
RSUs	2,516		892		6,460		3,279
Phantom shares	2,307		585		5,203		3,185
Total	$	4,833	$	1,552	$	11,751	$	6,802