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Investments (Tables)

12 Months Ended

Dec. 31, 2021

Investments, Debt and Equity Securities [Abstract]

Summary of Investments Accounted for Available-for-Sale-Securities

The following tables summarize the Company’s investments accounted for as available-for-sale securities (in thousands, except years):

		December 31, 2021
		Maturity		Amortized				Unrealized				Unrealized				Estimated
		(in years)		cost				losses				gains				fair value
US treasury securities		1 or less		$	18,116			$	(19	)		$	—				18,097
Corporate debt securities		1 or less			2,824				(2	)			—				2,822
Commercial paper		1 or less			31,566				—				—				31,566
Supranational debt securities		1 or less			1,503				—				—				1,503
US treasury securities		1-2			44,911				(141	)							44,770
Total				$	98,920			$	(162	)		$	—			$	98,758

		December 31, 2020
		Maturity		Amortized				Unrealized				Unrealized				Estimated
		(in years)		cost				losses				gains				fair value
US treasury securities		1 or less		$	38,489			$	—			$	3			$	38,492
Corporate debt securities		1 or less			3,794				(1	)			—				3,793
Commercial paper		1 or less			11,040				—				—				11,040
Total				$	53,323			$	(1	)		$	3			$	53,325

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- 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 http://asc.fasb.org/topic&trid=2196928

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- References

No definition available.

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