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Investments (Tables)

9 Months Ended

Sep. 30, 2022

Investments [Abstract]

Investments consists of available-for-sale securities

Investments consists of available-for-sale securities as follows (in thousands):

		September 30, 2022
		Amortized Cost				Unrealized Gain				Unrealized Loss				Estimated Fair Value
Short-term marketable securities:
Commercial paper		$	30,318			$	—			$	—			$	30,318
U.S. government debt securities			35,531				—				(227	)			35,304
Corporate bonds			21,367				—				(314	)			21,053
Total short-term marketable securities		$	87,216			$	—			$	(541	)		$	86,675
Long-term marketable securities:
U.S. government debt securities		$	—			$	—			$	—			$	—
Corporate bonds			7,001				—				(40	)			6,961
Total long-term marketable securities		$	7,001			$	—			$	(40	)		$	6,961

		December 31, 2021
		Amortized Cost				Unrealized Gain				Unrealized Loss				Estimated Fair Value
Short-term marketable securities:
Commercial paper		$	54,363			$	—			$	(1	)		$	54,362
Corporate bonds			35,231				—				(35	)			35,196
Total short-term marketable securities		$	89,594			$	—			$	(36	)		$	89,558
Long-term marketable securities:
U.S. government debt securities		$	3,996			$	—			$	(17	)		$	3,979
Corporate bonds			21,010				—				(70	)			20,940
Total long-term marketable securities		$	25,006			$	—			$	(87	)		$	24,919

Investments in a continual unrealized loss position

Investments in a continual unrealized loss position for less than 12 months consist of the following (in thousands):

		September 30, 2022				December 31, 2021
		Fair Value				Fair Value
Corporate bonds		$	15,425			$	60,114
U.S. government debt securities			26,508				—
Commercial paper			—				3,995
Total available-for-sale securities		$	41,933			$	64,109

Investments in a continual unrealized loss position for greater than 12 months consist of the following (in thousands):

		September 30, 2022				December 31, 2021
		Fair Value				Fair Value
Corporate bonds		$	12,589			$	—
U.S. government debt securities			3,910				—
Total available-for-sale securities		$	16,499			$	—

X

- Definition

Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-URI https://asc.fasb.org/topic&trid=2196928

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- Definition

Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 55
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27290-111563

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455

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- References

No definition available.

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