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Financial Instruments and Fair Value Measurements
12 Months Ended
Dec. 31, 2021
Fair Value Disclosures [Abstract]  
Financial Instruments and Fair Value Measurements

3.  Financial Instruments and Fair Value Measurements

The Company’s financial instruments consist of money market funds, U.S. government debt securities and corporate debt securities. The following tables show the Company’s cash equivalents and available-for-sale securities’ carrying amounts and fair values as of December 31, 2021 and 2020:

 

 

 

As of December 31, 2021

 

 

 

Carrying

Amount

 

 

Fair

Value

 

 

Quoted priced

in active markets

(level 1)

 

 

Significant other

observable inputs

(level 2)

 

 

Significant

unobservable

inputs (level 3)

 

Financial assets

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds

 

$

40,960

 

 

$

40,960

 

 

$

40,960

 

 

$

 

 

$

 

Corporate securities

 

 

227,362

 

 

 

227,362

 

 

 

 

 

 

227,362

 

 

 

 

Government securities

 

 

42,245

 

 

 

42,245

 

 

 

 

 

 

42,245

 

 

 

 

Total financial assets

 

$

310,567

 

 

$

310,567

 

 

$

40,960

 

 

$

269,607

 

 

$

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

As of December 31, 2020

 

 

 

Carrying

Amount

 

 

Fair

Value

 

 

Quoted priced

in active markets

(level 1)

 

 

Significant other

observable inputs

(level 2)

 

 

Significant

unobservable

inputs (level 3)

 

Financial assets

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds

 

$

240,033

 

 

$

240,033

 

 

$

240,033

 

 

$

 

 

$

 

Corporate securities

 

 

120,008

 

 

 

120,008

 

 

 

 

 

 

120,008

 

 

 

 

Total financial assets

 

$

360,041

 

 

$

360,041

 

 

$

240,033

 

 

$

120,008

 

 

$

 

 

Cash and Cash Equivalents – As of December 31, 2021, the company had cash of $3,508 and cash equivalents of $168,960.  Cash equivalents consisted of money market funds of $40,960 and corporate debt securities of $128,000. Cash equivalents of $360,041 as of December 31, 2020 consisted of money market funds of $240,033 and corporate debt securities of $120,008. Money market funds are classified within level 1 of the fair value hierarchy because they are valued using quoted market prices in active markets, whereas corporate debt securities are classified within level 2 of the fair value hierarchy because they are valued using inputs other than quoted prices that are observable for the asset or liability either directly or indirectly.

Marketable Securities Marketable securities of $141,607 as of December 31, 2021 consisted of corporate debt securities of $99,362 and government debt securities of $42,245. There were $124,696 current marketable securities and $16,911 noncurrent marketable securities as of December 31, 2021. There were no marketable securities as of December 31, 2020.