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Note 7 - Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

Debt Securities, Available-for-Sale [Table Text Block]

		September 30, 2022
		Adjusted Cost				Unrealized Gains				Unrealized Losses				Fair Value
Level 2:
Corporate debt securities		$	998			$	—			$	—			$	998
U.S. government debt securities			2,591				—				(2	)			2,589
Total		$	3,589			$	—			$	(2	)		$	3,587

		December 31, 2021
		Adjusted Cost				Unrealized Gains				Unrealized Losses				Fair Value
Level 2:
Corporate debt securities		$	5,043			$	—			$	(2	)		$	5,041
Total		$	5,043			$	—			$	(2	)		$	5,041

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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X

- References

No definition available.

+ Details

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