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Net loss per share (Tables)

6 Months Ended

Jun. 30, 2016

Net loss per share

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

		Three Months Ended June 30,						Six Months Ended June 30,
		2016			2015			2016			2015
Numerator
Net loss		$	(38,914	)	$	(38,361	)	$	(80,147	)	$	(76,276	)
Denominator
Denominator for basic and diluted net loss per share		34,000,333			33,600,653			33,959,751			33,335,674
Net loss per share:
Basic and diluted		$	(1.14	)*	$	(1.14	)*	$	(2.36	)*	$	(2.29	)*

*In the three and six months ended June 30, 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 June 30,
		2016		2015
Stock Options		5,969,382		4,663,852
Unvested restricted stock awards and units		274,490		353,135
Total		6,243,872		5,016,987

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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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