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Net loss per share (Tables)

3 Months Ended

Mar. 31, 2016

Net loss per share

Schedule of computation of basic and diluted net loss available to common stockholders

		Three months ended March 31,
		2016			2015
Numerator
Net loss attributable to common stockholders		$	(41,233	)	$	(37,915	)
Denominator
Denominator for basic and diluted net loss per share		33,919,169			33,067,752
Net loss per share:
Basic and diluted		$	(1.22	)*	$	(1.15	)*

*In the three months ended March 31, 2016 and 2015, the Company experienced a net loss and therefore did not report any dilutive share impact.

Schedule of historical dilutive common share equivalents outstanding

		As of March 31,
		2016		2015
Stock Options		6,034,918		4,627,833
Unvested restricted stock awards and units		453,441		364,970
Total		6,488,359		4,992,803

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- References

No definition available.

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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