Net Income (Loss) Per Share (Restated) (Tables)

12 Months Ended

Dec. 31, 2013

Basic and Diluted Net Income (Loss) per Share Attributable to Common Stockholders

The following table sets forth the computation of basic and diluted net income available (loss attributable) per share attributable to common stockholders for the years ended December 31:

	2013 (Restated)		2012			2011
Net income (loss)	$	54,455	$	23,503		$	(4,257	)
Less:
Accretion of convertible redeemable preferred
stock redemption premium		-		(9,378	)		(18,926	)
Beneficial conversion feature on convertible
redeemable preferred stock		-		(2,452	)		-
Net income allocable to convertible redeemable
preferred stockholders		-		(5,504	)		-
Net income available (loss attributable) to common
stockholders		54,455		6,169			(23,183	)
Less:
Change in fair value of warrant liabilities		-		(4,382	)		-
Accretion of convertible redeemable preferred
stock redemption premium for shares assumed
issued in exercise of warrants		-		(898	)		-
Plus:
Net income allocable to convertible redeemable
preferred stockholders		-		4,444			-
Diluted net income available (loss attributable)
to common stockholders	$	54,455	$	5,333		$	(23,183	)
Denominator (basic):
Weighted average common shares outstanding		88,635,832		35,081,863			18,725,305
Denominator (diluted):
Weighted average common shares outstanding		88,635,832		35,081,863			18,725,305
Dilutive stock options and awards outstanding		5,092,490		4,088,101			-
Weighted average common shares from
preferred stock		-		22,528,878			-
Weighted average common shares from warrants		2,318,422		491,860			-
Net weighted average common shares outstanding		96,046,744		62,190,702			18,725,305
Net income available (loss attributable) per share to
common stockholders:
Basic	$	0.61	$	0.18		$	(1.24	)
Diluted	$	0.57	$	0.09		$	(1.24	)

Stock Options, Warrants to Purchase Common and Preferred Stock and Convertible Redeemable Preferred Stock Excluded from Computation of Diluted Net Income (Loss) Per Share

The following weighted-average number of outstanding employee stock options, restricted stock units, warrants to purchase common and convertible redeemable preferred stock, and convertible redeemable preferred stock were excluded from the computation of diluted net loss per share for the years ended December 31:

	2013 (Restated)		2012		2011
Stock options outstanding		4,183,000		-		2,551,074
Restricted stock units		45,673		-		-
Common equivalent shares from stock warrants		-		3,585,996		2,727,702
Common shares from convertible redeemable
preferred stock		-		8,770,427		29,239,607
		4,228,673		12,356,423		34,518,383