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MARKETABLE SECURITIES (Tables)

6 Months Ended

Jun. 30, 2022

Cash and Cash Equivalents [Abstract]

Marketable Securities

The following table summarizes our marketable securities by significant investment categories as of June 30, 2022:

			Cost Basis			Gross Unrealized Losses			Gross Unrealized Gains			Fair Value
Marketable debt securities(1)			$	11,435		$	—		$	5		$	11,440
Marketable equity securities			756			(401)			—			355
Total marketable securities			$	12,191		$	(401)		$	5		$	11,795

(1) Marketable debt securities are comprised primarily of notes of U.S. government agency bonds.

The following table summarizes our marketable securities by significant investment categories as of December 31, 2021:

			Cost Basis			Gross Unrealized Losses			Gross Unrealized Gains			Fair Value
Marketable equity securities			$	756		$	(262)		$	—		$	494

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- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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