Basic and Diluted Net Loss per Common Share (Tables)

6 Months Ended

Jun. 30, 2017

Basic and Diluted Net Loss per Common Share

Schedule of reconciliation of the numerator and denominator used in computing basic and diluted net loss per common share

The following table provides a reconciliation of the numerator and denominator used in computing basic and diluted net loss attributable to common stockholders per common share (in thousands except share amounts):

(In thousands, except per share	Three Months Ended June 30,						Six Months Ended June 30,
amounts)	2017			2016			2017			2016
Numerator:
Net loss attributable to common stockholders	$	(48,136	)	$	(51,050	)	$	(103,129	)	$	(94,741	)
Denominator:
Weighted average common shares outstanding — basic and diluted	143,000,718			129,122,175			142,886,614			127,160,943

Schedule of potential shares of common stock that were excluded from the computation as they were anti-dilutive using the treasury stock method

The table below presents potential shares of Common Stock that were excluded from the computation as they were anti-dilutive using the treasury stock method (in thousands):

	As of June 30,
	2017	2016
Options to purchase common stock	17,275	14,271
Convertible debt	40,850	—
Outstanding warrants, convertible to common stock	3,110	3,110
Unvested restricted stock units	2,826	322
Vested restricted stock units, unissued	50	—

Total number of potentially issuable shares	64,111	17,703