Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2015

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

Schedule of Stock-Based Compensation

Stock-based compensation consisted of the following:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(In millions)	2015		2014		2015		2014
Stock-based compensation expense	$	0.3	$	1.1	$	1.7	$	4.1

Summary of Stock Option Activity

The following table summarizes our stock option activity:

	Stock Options		Weighted Average Exercise Price
Outstanding December 31, 2014	3,897,986		$	13.07
Granted	24,547		3.94
Exercised	(20,000	)	3.84
Canceled	(341,498	)	24.84
Forfeited	(47,307	)	7.08
Outstanding September 30, 2015	3,513,728		$	12.00
Exercisable as of September 30, 2015	3,323,969		$	12.46

Summary of Weighted Average Assumptions Used in the Valuation of Stock Options

The following table summarizes our weighted average assumptions used in the valuation of stock options:

	Nine Months Ended
	September 30,
	2015		2014
Volatility	46.2	%	46.2	%
Risk-free interest rate	1.9	%	1.9	%
Expected life (months)	73		73
Dividend yield	—		—

Summary of Restricted Stock Activity

The following table summarizes our restricted stock activity:

	Restricted Stock		Weighted Average Grant Date Fair Value Per Share
Nonvested as of December 31, 2014	1,348,917		$	3.81
Granted	862,706		3.97
Vested	(850,077	)	3.91
Forfeited	(931,962	)	3.82
Nonvested as of September 30, 2015	429,584		$	3.90