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3 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Assets Measured at Fair Value on Recurring Basis

As of March 31, 2020, the Company held certain assets that are required to be measured at fair value on a recurring basis, as follows:

					Fair Value Measurement as of March 31, 2020 Using
	Total Fair Value				Quoted Prices in Active Markets for Identical Assets				Significant Other Observable Inputs				Significant Unobservable Inputs
(in thousands)					(Level 1)				(Level 2)				(Level 3)
U.S. Treasury and government agencies	$	87,572			$	87,572			$	—			$	—
Corporate debt	123,426				—				123,426				—
Asset-backed securities	36,378				—				36,378				—
Total assets measured at fair value	$	247,376			$	87,572			$	159,804			$	—

As of December 31, 2019, the Company held certain assets that are required to be measured at fair value on a recurring basis, as follows:

					Fair Value Measurement as of December 31, 2019 Using
	Total Fair Value				Quoted Prices in Active Markets for Identical Assets				Significant Other Observable Inputs				Significant Unobservable Inputs
(in thousands)					(Level 1)				(Level 2)				(Level 3)
U.S. Treasury and government agencies	$	88,601			$	88,601			$	—			$	—
Corporate debt	137,025				—				137,025				—
Asset-backed securities	48,401				—				48,401				—
Total assets measured at fair value	$	274,027			$	88,601			$	185,426			$	—

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- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class 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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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X

- References

No definition available.

+ Details

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