Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings per Share

Schedule of common stock equivalents excluded in the calculation of diluted loss per share

	Three Months ended March 31,
	2015	2014
	(unaudited)
Shares underlying Convertible Senior Secured Notes	6,071,894	7,556,001
Warrants to purchase common stock	21,800	21,273
Stock options, stock appreciation rights, non-vested stock options, and ESPP awards	—	356,364

Schedule of computation of basic and diluted net income per share

The following table sets forth the computation of basic and diluted net income per share for the three months ended March 31, 2015 and 2014, in thousands, except share and per share amounts:

	Three Months ended March 31,
	2015		2014
	(unaudited)
Numerator, in thousands:
Net income (loss) used for calculation of basic and diluted EPS	$	917	$	(15,543	)
Denominator:
Weighted average shares outstanding, basic	44,563,299		41,129,055
Stock options, stock appreciation rights, non-vested stock options, and ESPP awards	337,999		—
Total potential dilutive common shares	337,999		—
Weighted average shares outstanding, diluted	44,901,298		41,129,055
Net income (loss) per share, basic	$	0.02	$	(0.38	)
Net income (loss) per share, diluted	$	0.02	$	(0.38	)