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Available-for-Sale-Securities

3 Months Ended

Mar. 31, 2024

Debt Securities, Available-for-Sale [Abstract]

The following table is a summary of available-for-sale securities recorded in cash and cash equivalents or marketable securities in our Consolidated Balance Sheets (in thousands):


	March 31, 2024								December 31, 2023
	Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value		Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value

Corporate debt securities	$	33,750	$	—	$	(18)	$	33,732	$	37,791	$	3	$	(8)	$	37,786
Commercial paper	—		—		—		—		1,981		—		—		1,981
Money market funds	5,242		—		—		5,242		4,268		—		—		4,268


Municipal debt securities	247		—		—		247		622		—		—		622
Total	$	39,239	$	—	$	(18)	$	39,221	$	44,662	$	3	$	(8)	$	44,657

Estimated fair values of available-for-sale securities are generally based on prices obtained from commercial pricing services. The following table summarizes the classification of the available-for-sale securities in the Company's Consolidated Balance Sheets (in thousands):


	March 31, 2024		December 31, 2023
Cash equivalents	$	17,677	$	16,715
Marketable securities	21,544		27,942
Total	$	39,221	$	44,657

The following table summarizes our portfolio of available-for-sale securities by contractual maturity (in thousands):


	March 31, 2024
	Amortized Cost		Estimated Fair Value
Less than one year	$	39,239	$	39,221
Greater than one year	—		—
Total	$	39,239	$	39,221