Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2015

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

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

The following table provides the assumptions utilized in the Black-Scholes model for options granted on September 24, 2014 and December 2, 2014. No options were granted during the nine months ended September 30, 2015. A total of 359,000 options were granted during the nine months ended September 30, 2014.

	December 2, 2014			September 24, 2014
Weighted-average risk-free interest rate		51	%		42	%
Expected term of option in years		1.6			1.7
Weighted-average volatility		35.6	%		36.5	%
Dividend yield		0	%		0	%
Weighted average grant date fair value per share	$	3.19		$	2.70

Summary of Information Related to Stock Option

A summary of information related to stock options outstanding at September 30, 2015 is as follows:

	Shares			Weighted-Average Grant Date Fair Value		Shares Available for Grant
Balance at December 31, 2014		1,685,923		$	3.09		1,295,814
Granted		—
Exercised		(380,000	)	$	15.61
Balance at September 30, 2015		1,305,923		$	2.86		1,295,814
Vested and exercisable as of September 30, 2015		1,298,102		$	2.86