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Net Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Net Loss Per Share [Abstract]

Computation Of Basic And Diluted Net Income (Loss) Per Share



	Years Ended December 31,
	2016			2015			2014
Numerator:
Net loss	$	(74,375)		$	(31,696)		$	(66,160)
Denominator:
Weighted average shares used in computation of basic and diluted net loss per share		89,148			75,614			70,475
Basic and diluted net loss per share	$	(0.83)		$	(0.42)		$	(0.94)



Anti-Dilutive Shares Excluded From Computation Of Diluted Net Income (Loss) Per Share



	Years Ended December 31,
(in thousands)	2016		2015		2014
Options outstanding	22,501		19,468		16,491
Warrants to purchase common stock	—		5,500		5,500



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- References

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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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