Investments (Tables)

6 Months Ended

Jun. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-Sale Investments

The following tables summarize the Company’s debt securities available-for-sale investments at June 30, 2022 and December 31, 2021 (in thousands):

	June 30, 2022
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Certificates of deposit	$	5,268	$	—	$	(26)	$	5,242
U.S. Treasury securities	13,272		—		(54)		13,218
Commercial paper	5,067		—		(23)		5,044
Corporate notes and bonds	7,938		—		(44)		7,894
Total	$	31,545	$	—	$	(147)	$	31,398

	December 31, 2021
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Certificates of deposit	$	1,351	$	—	$	—	$	1,351
U.S. Treasury securities	250		—		—		250
Commercial paper	8,048		—		(2)		8,046
Corporate notes and bonds	13,245		—		(13)		13,232
Total	$	22,894	$	—	$	(15)	$	22,879

Schedule of Maturities of Available-for-Sale Investments

The following table summarizes the maturities of the Company’s debt securities available-for-sale investments at June 30, 2022 and December 31, 2021 (in thousands):

	June 30, 2022				December 31, 2021
	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Due in less than 1 year	$	31,140	$	30,995	$	22,663	$	22,649
Due in 1-3 years	405		403		231		230
Total	$	31,545	$	31,398	$	22,894	$	22,879

Schedule of Unrealized Gains or losses on Equity Securities

Unrealized gains or losses on equity securities recorded in income during the three and six months ended June 30, 2022 and 2021 were as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Unrealized loss on equity investments	$	107	$	0	$	157	$	—