Note 9 - Marketable Securities

9 Months Ended

Sep. 30, 2022

Notes to Financial Statements

Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]

9. MARKETABLE SECURITIES

The amortized cost, unrealized gain (loss), and estimated fair value of the Company's investments in securities available for sale consisted of the following:

	September 30, 2022
	Amortized Cost		Unrealized Gain		Unrealized Loss			Estimated Fair Value
Marketable securities
Corporate debt securities	$	989,000		-	$	(6,000	)	$	983,000

The Company had marketable securities in an unrealized loss position as of September 30, 2022 and the Company held no marketable securities in 2021. The Company did not identify any marketable securities that were other-than-temporarily impaired as of September 30, 2022 and 2021. The Company does not intend to sell any marketable securities that have an unrealized loss at September 30, 2022 and it is not more likely than not that the Company will be required to sell such securities before any anticipated recovery.