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Fair Value Measurements
6 Months Ended
Jun. 30, 2022
Fair Value Disclosures [Abstract]  
Fair Value Measurements Fair Value Measurements
 
The following table presents the Company’s assets and liabilities that are measured and recognized at fair value on a recurring basis classified under the appropriate level of the fair value hierarchy as of June 30, 2022 and December 31, 2021:
 
Fair Value Measurements at
June 30, 2022
(in thousands)Quoted Prices in Active Markets for Identical Assets and Liabilities
(Level 1)
Significant Other Observable Inputs
(Level 2)
Significant Unobservable Inputs
(Level 3)
Total
Assets:
Money market fund$20,089 $— $— $20,089 
Total included in cash and cash equivalents20,089 — — 20,089 
Available for sale investments:
Certificate of deposit— 12,860 — 12,860 
Corporate debt securities— 63,386 — 63,386 
    Commercial paper— 10,135 — 10,135 
U.S. treasury securities14,660 — — 14,660 
Total available for sale investments (1)14,660 86,381 — 101,041 
Total assets measured at fair value on a recurring basis$34,749 $86,381 $— $121,130 

Fair Value Measurements at
December 31, 2021
(in thousands)Quoted Prices in Active Markets for Identical Assets and Liabilities
(Level 1)
Significant Other Observable Inputs
(Level 2)
Significant Unobservable Inputs
(Level 3)
Total
Assets:
Money market fund$10,990 $— $— $10,990 
Total included in cash and cash equivalents10,990 $— — 10,990 
Available for sale investments:
Certificate of deposit— 1,260 — 1,260 
Corporate debt securities— 88,390 — 88,390 
    Commercial paper— 14,454 — 14,454 
Non U.S. government— 728 — 728 
U.S. treasury securities24,046 — — 24,046 
Total available for sale investments (1)24,046 104,832 — 128,878 
Total assets measured at fair value on a recurring basis$35,036 $104,832 $— $139,868 
(1) Included in short-term investments in the accompanying balance sheets.
The Company’s policy is to recognize transfers between levels of the fair value hierarchy on the date of the event or change in circumstances that caused the transfer. There were no transfers into or out of Level 3 during the six months ended June 30, 2022