XML 36 R24.htm IDEA: XBRL DOCUMENT
v3.21.2

Cash Equivalents and Marketable Securities (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Investments, Debt and Equity Securities [Abstract] |
Schedule of Fair Value and Amortized Cost of Cash Equivalents and Marketable Securities | The fair value and amortized cost of cash equivalents and marketable securities by major security type as of September 30, 2021 and December 31, 2020 are as follows (in thousands):
|  | September 30, 2021 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Money market funds |  | $ | 331,349 |  |  | $ | - |  |  | $ | - |  |  | $ | 331,349 |
U.S. Treasury securities |  |  | 249,817 |  |  |  | 41 |  |  |  | (97 | ) |  |  | 249,761 |
U.S. government agency securities |  |  | 103,950 |  |  |  | 25 |  |  |  | (14 | ) |  |  | 103,961 |
Corporate debt securities |  |  | 230,724 |  |  |  | 6 |  |  |  | (26 | ) |  |  | 230,704 |
Total cash equivalents and marketable securities |  | $ | 915,840 |  |  | $ | 72 |  |  | $ | (137 | ) |  | $ | 915,775 |
Classified as: |  |  |  |  |  |  |  | Fair Value |
Cash equivalents |  |  |  |  |  |  |  | $ | 372,847 |
Short-term marketable securities |  |  |  |  |  |  |  |  | 225,417 |
Long-term marketable securities |  |  |  |  |  |  |  |  | 317,511 |
Total cash equivalents and marketable securities |  |  |  |  |  |  |  | $ | 915,775 |
|  | December 31, 2020 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Money market funds |  | $ | 50,513 |  |  | $ | - |  |  | $ | - |  |  | $ | 50,513 |
U.S. Treasury securities |  |  | 202,674 |  |  |  | 27 |  |  |  | - |  |  |  | 202,701 |
U.S. government agency securities |  |  | 205,558 |  |  |  | 207 |  |  |  | (1 | ) |  |  | 205,764 |
Corporate debt securities |  |  | 211,086 |  |  |  | 34 |  |  |  | (11 | ) |  |  | 211,109 |
Total cash equivalents and marketable securities |  | $ | 669,831 |  |  | $ | 268 |  |  | $ | (12 | ) |  | $ | 670,087 |
Classified as: |  |  |  |  |  |  |  | Fair Value |
Cash equivalents |  |  |  |  |  |  |  | $ | 117,879 |
Short-term marketable securities |  |  |  |  |  |  |  |  | 472,213 |
Long-term marketable securities |  |  |  |  |  |  |  |  | 79,995 |
Total cash equivalents and marketable securities |  |  |  |  |  |  |  | $ | 670,087 |

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration