Stock Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2014

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

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The following weighted average assumptions were used in calculating the fair value of the stock options granted in 2012 under the Equity Plans:

Expected life (in years)	1.1
Risk-free interest rate	0.2%
Expected volatility	58%
Dividend yield	—

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan

Stock-based compensation expense by type of equity-based award, all of which was recognized as a component of "Selling, general, and administrative expenses" in the consolidated statements of operations for the years ended December 31, 2014, 2013, and 2012, was as follows:

	Year Ended December 31,
	2014		2013		2012
	(in thousands)
Stock options	$	36	$	91	$	92
Restricted stock	2,770		1,949		1,395
Total stock-based compensation	$	2,806	$	2,040	$	1,487

Schedule of Stock Options Roll Forward

Information relating to outstanding and exercisable stock options under the Equity Plans at December 31, 2014, is summarized in the following table. All stock option grants had exercise prices equal to or greater than the market price on the grant date.

	Shares	Weighted Average Exercise Price		Weighted-Average Remaining Contractual Term (Years)	Aggregate Intrinsic Value
	(in thousands)				(in thousands)
Outstanding, December 31, 2014	56	$	30.14	4.2	$	—
Exercisable, December 31, 2014	55	$	30.17	4.2	$	—

Schedule of Share-based Compensation, Restricted Stock Units Award Activity

Information relating to restricted stock activity in the Equity Plans for the year ended December 31, 2014, is summarized in the following table.

	Shares		Weighted Average Grant Date Fair Value
	(in thousands)
Non-vested stock, January 1, 2014	142		$	28.19
Awarded	24		$	32.69
Vested	(97	)	$	28.21
Forfeited	(12	)	$	28.07
Non-vested stock, December 31, 2014	57		$	30.10

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable

Information relating to the fair value of grants of equity awards and the fair value of restricted shares vested for the years ended December 31, 2014, 2013, and 2012 is summarized in the following table. No stock options were exercised for the years ended December 31, 2014, 2013, and 2012.

	Year Ended December 31,
	2014		2013		2012
	(in thousands)
Weighted average fair value on grant date:
Options	$	—	$	—	$	27
Restricted stock	$	788	$	3,977	$	2,795
Fair value of restricted stock vested	$	2,739	$	2,797	$	415