XML 59 R17.htm IDEA: XBRL DOCUMENT v3.19.3

Cash, Cash Equivalents and Investments (Tables)

9 Months Ended

Sep. 30, 2019

Cash, Cash Equivalents and Investments [Abstract]

Summary of Cash, Cash Equivalents and Investments



	As of September 30, 2019
				Gross			Gross
	Amortized			unrealized			unrealized			Fair
	Cost			gains			losses			Value
Cash and cash equivalents:
Cash and money market funds	$	18,505		$	—		$	—		$	18,505
Commercial paper		14,579			—			—			14,579
Total cash and cash equivalents		33,084			—			—			33,084
Investments:
Commercial paper		12,117			1			—			12,118
Corporate debt securities		3,992			10			—			4,002
Total investments		16,109			11			—			16,120
Total cash, cash equivalents and investments	$	49,193		$	11		$	—		$	49,204
Long-term restricted cash:
Certified deposits	$	4,000		$	—		$	—		$	4,000


	As of December 31, 2018
				Gross			Gross
	Amortized			unrealized			unrealized			Fair
	Cost			gains			losses			Value
Cash and cash equivalents:
Cash and money market funds	$	18,844		$	—		$	—		$	18,844
Total cash and cash equivalents		18,844			—			—			18,844
Investments:
Commercial paper		53,493			—			(24)			53,469
Corporate debt securities		10,223			3			(12)			10,214
US government & agency securities		19,830			—			(3)			19,827
Total investments		83,546			3			(39)			83,510
Total cash, cash equivalents and investments	$	102,390		$	3		$	(39)		$	102,354
Long-term restricted cash:
Certified deposits	$	4,500		$	—		$	—		$	4,500




Summary of Contractual Maturities of Cash Equivalents and Available-for-Sale Investments



(in thousands)	Fair Value
Due in one year or less	$	30,699
Total investments	$	30,699



X

- References

No definition available.

+ Details

Name:	us-gaap_CashAndCashEquivalentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

+ References

No definition available.

+ Details

Name:	us-gaap_MarketableSecuritiesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of cash, cash equivalents, and investments.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration