Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2013

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

Schedule of changes in outstanding restricted stock awards

Changes in the Company's outstanding restricted stock awards were as follows for the year ended December 31, 2013.

	Restricted  Stock Awards		Weighted-Average Grant Date Fair Value
Outstanding restricted stock at January 1, 2013	107,929		$	17.05
Granted	346,652		10.20
Vested	(84,479	)	16.95
Forfeitures	(13,964	)	11.90
Outstanding restricted stock at December 31, 2013	356,138		$	10.28

Schedule of weighted average option fair values and assumptions

Weighted average stock option fair values and assumptions for the year ended December 31, 2013 are disclosed in the following table.

	Year Ended
	December 31, 2013
Weighted average fair value of grants	$5.63
Dividend yield	—
Volatility	55.95%
Risk-free interest rate	2.23%
Expected life (in years)	6.25

Schedule of changes in outstanding stock option awards

Changes in the Company's outstanding stock option awards for the year ended December 31, 2013 were as follows.

	Number of Stock Option Awards		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (years)	Aggregate Intrinsic Value
Outstanding stock option awards at January 1, 2013	575,102		$	55.85	8.13	$	203
Granted	430,600		10.25		10	—
Exercises	(123,516	)	7.01		7.92	—
Forfeitures/expirations	(440,053	)	70.82		8.00	—
Outstanding stock option awards at December 31, 2013	442,133		$	10.15	9.64	$	5,422

Schedule of stock-based compensation expense

The following table sets forth stock-based compensation expense recognized for the years ended December 31, 2013, 2012 and 2011. As a result of merger related stock transactions in 2013, the Company accelerated $2 million of expense related to these awards during the three months ended June 30, 2013 and such amounts were included as part of merger transaction costs. These costs were recorded as part of general and administrative expense on the Company's consolidated statements of comprehensive income (loss). 

	Years Ended December 31,
	2013		2012		2011
	(in millions)
Stock-based compensation expense	$	4	$	5	$	5