Investments (Tables)

9 Months Ended

Sep. 30, 2023

Investments, All Other Investments [Abstract]

Summary of Fair value of Company's Financial Assets

Fair Value of Financial Assets

The fair value of the Company's financial assets as of September 30, 2023, have been categorized based upon the fair value hierarchy as follows:

	Total		Level 1		Level 2		Level 3
Financial assets:
Cash and cash equivalents
Sovereign debt securities	$	60,040	$	—	$	60,040	$	—
Money market funds		53,834		—		53,834		—
Certificates of Deposit		10,604		—		10,604		—
Total financial assets included in cash and cash equivalents		124,478		—		124,478		—
Investments
Sovereign debt securities		150,309		—		150,309		—
Total financial assets included in investments		150,309		—		150,309		—
Total financial assets	$	274,787	$	—	$	274,787	$	—

During the nine months ended September 30, 2023, the Company liquidated its equity investments measured at fair value. Therefore, there were no unrealized gains or losses on equity securities held at the reporting date for the three and nine months ended September 30, 2023. U

The fair value of the Company's financial assets as of December 31, 2022 have been categorized based upon the fair value hierarchy as follows:

	Total		Level 1		Level 2		Level 3
Financial assets:
Cash and cash equivalents
Sovereign debt securities	$	55,938	$	—	$	55,938	$	—
Money market funds		41,210		—		41,210		—
Total financial assets included in cash and cash equivalents		97,148		—		97,148		—
Investments
Sovereign debt securities		205,779		—		205,779		—
Common stock		12,149		12,149		—		—
Warrants		153		153		—		—
Total financial assets included in investments		218,081		12,302		205,779		—
Total financial assets	$	315,229	$	12,302	$	302,927	$	—