Equity Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2013

Compensation and Retirement Disclosure [Abstract]

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

The fair value of each option granted was estimated on the date of grant using the Black-Scholes option-pricing model with the following weighted-average assumptions for the years ended December 31:

	2013		2012		2011
Risk-free interest rate	1.7	%	1.4	%	2.6	%
Expected life	5.2 years		5.7 years		5.5 years
Expected volatility	65	%	68	%	69	%
Expected dividend yield	0	%	0	%	0	%

Schedule of Nonvested Share Activity

The following is a summary of the option activity as of December 31, 2013 and changes during the year then ended:

In thousands except per share amounts and years

	Shares	Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (years)		Aggregate Intrinsic Value
Outstanding at December 31, 2012	847	$	9.59
Granted	75	$	16.61
Exercised	(158)	$	9.45
Forfeited/Cancelled	(6)	$	8.21
Outstanding at December 31, 2013	758	$	10.32		6.3	$	5,538
Options exercisable at December 31, 2013	491	$	9.05		4.9	$	4,213
Expected to vest at December 31, 2013	259	$	12.72		8.8	$	1,267

Schedule of Nonvested Restricted Stock Units Activity

The following is a summary of the Company’s unvested restricted shares for the year ended and as of December 31, 2013:

In thousands except per share amounts
Outstanding Restricted Shares	Shares	Weighted-Average Grant-Date Fair Value
Outstanding at December 31, 2012	290	$	9.71
Granted	124	$	16.01
Vested	(95)	$	5.85
Forfeited/Cancelled	(11)	$	13.27
Outstanding at December 31, 2013	308	$	12.99
Expected to vest at December 31, 2013	282	$	13.71