XML 33 R23.htm IDEA: XBRL DOCUMENT
v3.20.2

Marketable Securities (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2020
Investments Debt And Equity Securities [Abstract] |
Summary of Cash Equivalents and Marketable Securities Recorded at Fair Value | A summary of the Company’s cash equivalents and marketable securities, which are recorded at fair value (and do not include $125.7 million of cash at September 30, 2020) is shown below (in thousands):
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | $ | 896,690 |  |  | $ | — |  |  | $ | — |  |  | $ | 896,690 |
Corporate debt securities |  |  | 6,505 |  |  |  | — |  |  |  | (1 | ) |  |  | 6,504 |
Certificates of deposit |  |  | 4,012 |  |  |  | — |  |  |  | — |  |  |  | 4,012 |
Commercial paper |  |  | 8,497 |  |  |  | — |  |  |  | — |  |  |  | 8,497 |
Total cash equivalents |  |  | 915,704 |  |  |  | — |  |  |  | (1 | ) |  |  | 915,703 |
Marketable securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  |  | 39,978 |  |  |  | 2 |  |  |  | — |  |  |  | 39,980 |
Corporate debt securities |  |  | 182,716 |  |  |  | 9 |  |  |  | (154 | ) |  |  | 182,571 |
Certificates of deposit |  |  | 9,153 |  |  |  | — |  |  |  | — |  |  |  | 9,153 |
Government-sponsored enterprise securities |  |  | 6,772 |  |  |  | — |  |  |  | — |  |  |  | 6,772 |
Commercial paper |  |  | 86,097 |  |  |  | — |  |  |  | — |  |  |  | 86,097 |
Total marketable securities |  |  | 324,716 |  |  |  | 11 |  |  |  | (154 | ) |  |  | 324,573 |
Total cash equivalents and marketable securities |  | $ | 1,240,420 |  |  | $ | 11 |  |  | $ | (155 | ) |  | $ | 1,240,276 |

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 components of cash, cash equivalents, and investments. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration