Marketable Investments

9 Months Ended

Sep. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Marketable Investments

Note 4. Marketable Investments

Investments in available-for-sale corporate debt securities and equity securities as of September 30, 2022 and December 31, 2021 consist of the following (in thousands):

	September 30, 2022		December 31, 2021
Corporate debt securities	$	88	$	119
Equity securities		500		1,034
Total marketable investments	$	588	$	1,153

The amortized cost basis amounts, gross unrealized holding gains, gross unrealized holding losses and fair values of available-for-sale corporate debt securities as of September 30, 2022 and December 31, 2021, are as follows (in thousands):

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Loss		Fair Value
September 30, 2022	$	88	$	—	$	—	$	88
December 31, 2021	$	119	$	—	$	—	$	119

The following table presents unrealized net gain (loss) on equity securities during the three and nine months ended September 30, 2022 and 2021 (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022			2021
Unrealized net gain (loss) on equity securities reflected in the unaudited condensed consolidated statements of income	$	13	$	342	$	(534	)	$	1,557