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Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2018

Fair Value Measurements

Summary of Fair Value Measurements of Company's Financial Assets and Liabilities

The following table sets forth the fair value of the Company’s financial assets and liabilities measured on a recurring basis by level within the fair value hierarchy (in thousands):

		June 30, 2018
		Total			Level 1			Level 2			Level 3
Assets:
Money market funds		$	67,611		$	67,611		$	—		$	—
U.S. treasury securities			8,460			8,460			—			—
Corporate bonds			41,421			—			41,421			—
Commercial paper			83,184			—			83,184			—
Asset-backed securities			9,123			—			9,123			—
Total		$	209,799		$	76,071		$	133,728		$	—
Liabilities:
Derivative liability		$	546		$	—		$	—		$	546

		December 31, 2017
		Total			Level 1			Level 2			Level 3
Assets:
Money market funds		$	68,651		$	68,651		$	—		$	—
U.S. treasury securities			3,993			3,993			—			—
Corporate bonds			26,827			—			26,827			—
Commercial paper			20,420			—			20,420			—
Asset-backed securities			8,203			—			8,203			—
Total		$	128,094		$	72,644		$	55,450		$	—

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- References

No definition available.

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- Definition

Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258

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