Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Tables)

v3.21.2
Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2021
Fair Value Disclosures [Abstract]  
Investments Classified by Contractual Maturity Date
The contractual maturities of investments classified as marketable debt securities are as follows as of June 30, 2021 and December 31, 2020:
June 30,
2021
December 31,
2020
Due within 1 year $ 37,826  $ 37,813 
Total marketable debt securities
$ 37,826  $ 37,813 
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis
Fair Value as of June 30, 2021
Level 1 Level 2 Level 3 Total
Commercial paper $ —  $ 16,691  $ —  $ 16,691 
U.S. Treasuries 15,969  —  —  15,969 
Corporate bonds —  1,752  —  1,752 
Total assets in the fair value hierarchy 15,969  18,443  —  34,412 
Money market funds measured at NAV(a)
—  —  —  3,414 
Total investments at fair value
$ 15,969  $ 18,443  $   $ 37,826 
Warrant liabilities —  —  —  — 
Total warrant liabilities at fair value
$   $   $   $  
Fair Value as of December 31, 2020
Level 1 Level 2 Level 3 Total
Commercial paper $ —  $ 11,932  $ —  $ 11,932 
U.S. Treasuries 5,380  —  —  5,380 
Corporate bonds —  20,444  —  20,444 
Total assets in the fair value hierarchy 5,380  32,376  —  37,756 
Money market funds measured at NAV(a)
—  —  —  57 
Total investments at fair value
$ 5,380  $ 32,376  $   $ 37,813 
Warrant liabilities $ —  $ —  $ (17,740) $ (17,740)
Total warrant liabilities at fair value
$   $   $ (17,740) $ (17,740)
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(a)Certain money market funds that were measured at NAV per share (or its equivalent) have not been classified in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the line items presented in the consolidated balance sheets.
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation
The following table provides a summary of changes in fair value of the Company’s Level 3 warrant liabilities for the six months ended June 30, 2021 and 2020:
2021 2020
Balance as of January 1 $ (17,740) $ (16,853)
Warrants issued (289) — 
Issuance of equity upon exercise of certain warrants 30,206  — 
Issuance of equity upon settlement of certain warrants 619  — 
Fair value adjustments (12,796) — 
Balance as of June 30 $   $ (16,853)