Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2014

Schedule of Information with Respect to Outstanding and Exercisable Stock Options

The following table summarizes information with respect to all outstanding and exercisable stock options under all of our plans as of December 31, 2014:


	Options Outstanding						Options Exercisable
Range of Exercise Prices	Number of Options Outstanding		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in Years)		Number Exercisable		Weighted Average Exercise Price
$ 2.20 $ 2.20		644,628	$	2.20		8.27		161,157	$	2.20
$ 2.62 $ 2.65		96,729	$	2.65		8.61		26,403	$	2.64
$ 2.72 $ 2.72		403,504	$	2.72		4.88		269,626	$	2.72
$ 2.82 $ 6.81		628,327	$	5.49		8.72		148,344	$	4.62
$ 7.33 $ 8.63		590,500	$	7.98		6.03		132,933	$	8.63
$13.32 $22.04		503,112	$	19.12		3.95		484,459	$	19.02
$22.13 $30.67		413,564	$	27.57		4.98		413,564	$	27.57
$30.80 $34.70		454,350	$	33.18		1.27		454,350	$	33.18
$34.86 $37.76		46,750	$	35.30		0.70		46,750	$	35.30
$38.28 $38.28		500	$	38.28		0.51		500	$	38.28

		3,781,964	$	12.88		5.77		2,138,086	$	18.87

Schedule of Deferred Stock Units to be Settled in Shares

The following table summarizes information with respect to all deferred stock units during the year to date ended December 31, 2014:


	Deferred Stock Units to be Settled in Shares		Weighted Average Grant-Date Fair Value Per Unit
Outstanding as of December 31, 2013		—	$	—
Granted		116,952		4.39
Vested		—		—
Forfeited		—		—

Outstanding as of December 31, 2014		116,952	$	4.39

Schedule of Restricted Stock Units to be Settled in Cash

The following table summarizes information with respect to all cash-settled restricted stock units for the years ended December 31, 2014 and 2013:


	Restricted Stock Units to be Settled in Cash
Outstanding as of December 31, 2012		—
Granted		2,938,283
Vested		—
Forfeited		(649,368	)

Outstanding as of December 31, 2013		2,288,915

Granted		981,136
Vested		(755,656	)
Forfeited		(671,940	)

Outstanding as of December 31, 2014		1,842,455

Summary of Total Stock Based Compensation Expense

Stock-Based Compensation Expense. Total stock-based compensation expense for the years ended December 31, 2014, 2013 and 2012 for all types of awards was as follows (dollars in thousands):


	December 31,
Award Type	2014		2013		2012
Stock Options	$	1,372	$	2,308	$	2,907
Restricted stock or units settled in stock		2,865		4,339		6,637
Restricted stock units settled in cash		4,514		3,452		—
Stock appreciation rights settled in cash		295		149		—

Total stock-based compensation expense	$	9,046	$	10,248	$	9,544

Schedule of Fair Value of Stock Option Award Granted Estimated on Date of Grant Using the Black-Scholes-Merton Option Pricing Model

The weighted average fair value per share of stock option awards granted during the years ended December 31, 2014, 2013 and 2012, and assumptions used to value stock options are as follows:


	For the Year Ended December 31,
	2014			2013			2012
Dividend yield		—			—			—
Risk-free interest rate		1.4	%		1.1	%		0.6	%
Weighted average volatility		73.0	%		64.6	%		68.4	%
Expected life (in years)		4.3			5.6			5.2
Weighted average grant date fair value per share of options granted	$	3.89		$	1.47		$	4.10

Employee Stock Option [Member]

Summary of Stock Option Activity

Stock option activity during the years ended December 31, 2014, 2013 and 2012, under all of our plans was as follows:


	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value (in thousands)
Outstanding as of December 31, 2011		3,353,462		$	27.79
Granted		534,895			7.91
Exercised		—			—			$	—
Forfeited		(196,400	)		18.52
Cancelled		(1,100,070	)		24.09

Outstanding as of December 31, 2012		2,591,887		$	25.96

Granted		1,934,005			2.58
Exercised		(1,275	)		3.08			$	3
Forfeited		(261,366	)		5.19
Cancelled		(362,816	)		31.60

Outstanding as of December 31, 2013		3,900,435		$	15.15

Granted		746,318			6.89
Exercised		(225,000	)		2.72			$	721
Forfeited		(299,577	)		4.94
Cancelled		(340,212	)		39.49

Outstanding as of December 31, 2014		3,781,964		$	12.88		5.8 years	$	6,118

Exercisable as of December 31, 2014		2,138,086		$	18.87		4.0 years	$	2,372

Restricted Stock Shares [Member]

Schedule of Information with Respect to all Outstanding Restricted Stock

The following table summarizes information with respect to all outstanding restricted stock and restricted stock units to be settled in shares of stock under our plans during the years ended December 31, 2014, 2013 and 2012:


	Restricted Stock to be Settled in Shares of Stock
	Shares			Weighted Average Grant-Date Fair Value Per Share		Units			Weighted Average Grant-Date Fair Value Per Unit		Total
Outstanding as of December 31, 2011		1,796,747		$	24.74		—		$	—		1,796,747
Granted		—			—		1,416,832			8.32		1,416,832
Vested		(374,260	)		24.74		—			—		(374,260	)
Forfeited		(568,196	)		24.73		(272,899	)		8.53		(841,095	)

Outstanding as of December 31, 2012		854,291		$	24.74		1,143,933		$	8.27		1,998,224

Granted		—			—		43,313			2.72		43,313
Vested		(208,461	)		23.10		(306,605	)		8.60		(515,066	)
Forfeited		(424,268	)		27.01		(342,020	)		7.22		(766,288	)

Outstanding as of December 31, 2013		221,562		$	22.19		538,621		$	8.30		760,183

Granted		—			—		318,940			6.57		318,940
Vested		(136,133	)		22.94		(135,645	)		8.61		(271,778	)
Forfeited		(42,677	)		20.87		(165,776	)		7.90		(208,453	)

Outstanding as of December 31, 2014		42,752		$	21.63		556,140		$	7.35		598,892