Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis |
We measure cash, cash equivalents and short-term investments at fair value on a recurring basis. The fair values of these such assets were as follows (in thousands):
|
|
Fair Value Measurements at Reporting Date Using |
|
|
|
Balance at
December 31,
2020 |
|
|
Quoted
Prices in
Active
Markets for
Identical
Assets
(Level 1) |
|
|
Significant
Other
Observable
Inputs
(Level 2) |
|
|
Significant
Unobservable
Inputs
(Level 3) |
|
Cash and money market funds |
|
$ |
49,149 |
|
|
$ |
49,149 |
|
|
$ |
— |
|
|
$ |
— |
|
U.S. treasury bills and government agency obligations |
|
|
20,276 |
|
|
|
— |
|
|
|
20,276 |
|
|
|
— |
|
U.S. corporate debt securities |
|
|
11,547 |
|
|
|
— |
|
|
|
11,547 |
|
|
|
— |
|
Foreign corporate debt securities |
|
|
15,557 |
|
|
|
— |
|
|
|
15,557 |
|
|
|
— |
|
U.S. commercial paper |
|
|
27,996 |
|
|
|
— |
|
|
|
27,996 |
|
|
|
— |
|
Foreign commercial paper |
|
|
83,966 |
|
|
|
— |
|
|
|
83,966 |
|
|
|
— |
|
Total |
|
$ |
208,491 |
|
|
$ |
49,149 |
|
|
$ |
159,342 |
|
|
$ |
— |
|
|
|
Fair Value Measurements at Reporting Date Using |
|
|
|
Balance at
December 31,
2019 |
|
|
Quoted
Prices in
Active
Markets for
Identical
Assets
(Level 1) |
|
|
Significant
Other
Observable
Inputs
(Level 2) |
|
|
Significant
Unobservable
Inputs
(Level 3) |
|
Cash and money market funds |
|
$ |
56,931 |
|
|
$ |
56,931 |
|
|
$ |
— |
|
|
$ |
— |
|
U.S. treasury bills and government agency obligations |
|
|
140,626 |
|
|
|
140,626 |
|
|
|
— |
|
|
|
— |
|
U.S. corporate debt securities |
|
|
80,170 |
|
|
|
— |
|
|
|
80,170 |
|
|
|
— |
|
Foreign corporate debt securities |
|
|
23,203 |
|
|
|
— |
|
|
|
23,203 |
|
|
|
— |
|
U.S. commercial paper |
|
|
32,801 |
|
|
|
— |
|
|
|
32,801 |
|
|
|
— |
|
Foreign commercial paper |
|
|
57,241 |
|
|
|
— |
|
|
|
57,241 |
|
|
|
— |
|
Total |
|
$ |
390,972 |
|
|
$ |
197,557 |
|
|
$ |
193,415 |
|
|
$ |
— |
|
|