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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Summary of Significant Accounting Policies

Schedule of the Company's net loss per share

The Company’s computation of net (loss) income per share is as follows (in thousands, except per share amounts):

					As of
					December 31,
			2018			2017			2016
Numerator:
Net (loss) income - basic		$	(12,951)		$	(92)		$	4,522
Denominator:
Weighted average number of common shares outstanding - basic			35,317			34,381			32,928
Common stock equivalents from outstanding common stock options			-			-			3,514
Common stock equivalents for ESPP			-			-			16
Common stock equivalents from outstanding common stock warrants			-			-			1
Weighted average number of common shares outstanding - diluted			35,317			34,381			36,459
Basic net (loss) income per share		$	(0.37)		$	(0.00)		$	0.14
Diluted net (loss) income per share		$	(0.37)		$	(0.00)		$	0.12

Schedule of potentially dilutive securities not included in the calculation of diluted net loss per share attributable to common stockholders

Potentially dilutive securities not included in the calculation of diluted net (loss) income per share because to do so would be anti‑dilutive were as follows (in common stock equivalent shares, in thousands):

			As of
			December 31,
			2018			2017			2016
Stock options outstanding			5,614			5,516			1,099
Unvested restricted stock units			244			173			—
Employee stock purchase plan			3			28			—
			5,861			5,717			1,099

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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://fasb.org/us-gaap/role/ref/legacyRef
-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://fasb.org/us-gaap/role/ref/legacyRef
-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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