CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS (Tables)

12 Months Ended

Dec. 31, 2023

Investments, Debt and Equity Securities [Abstract]

Schedule of Cash and Cash Equivalents and Short-Term Investments

The

following table summarizes the fair value of cash and cash equivalents, and short-term investments as well as any gross unrealized holding gains and losses as of December 31, 2023. Due to the nature of these assets and the short-term nature of the U.S. treasury notes being held to maturity, both these cash and cash equivalents and short-term investments fall under the Level 1 fair value hierarchy as referenced in Note 2.

	As of December 31, 2023
	Amortized cost		Gross unrealized holding gains		Gross unrealized holding losses		Estimated fair value
Cash and cash equivalents	$	3,980	$	—	$	—	$	3,980
U.S. treasury notes (1)	5,000		—		—		5,000
Total cash, cash equivalents and short-term investments	$	8,980	$	—	$	—	$	8,980

	As of December 31, 2022
	Amortized cost		Gross unrealized holding gains		Gross unrealized holding losses		Estimated fair value
Cash and cash equivalents	$	5,196	$	—	$	—	$	5,196
U.S. treasury notes (2)	4,880		3		(15)		4,868
Total cash, cash equivalents and short-term investments	$	10,076	$	3	$	(15)	$	10,064

(1) These U.S. treasury notes are classified as "held-to-maturity" as they were purchased in August 2023 and will mature in January 2024. Any coupon payments or accretion of discounts from these short-term investments fall under "Interest and other income (expense)" in the Company's Statement of Operations.

(2) These U.S. treasury notes were classified as "held-to-maturity" as they were purchased in December 2022 and matured in July 2023.