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Financial Instruments (Tables) | 12 Months Ended
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Dec. 31, 2020
Cash, Cash Equivalents And Marketable Securities [Abstract] |
Cash, Cash Equivalents, And Marketable Securities | The following table summarizes the Company’s cash, cash equivalents, and marketable securities and the fair value categorization of the financial instruments measured at fair value on a recurring basis:
| As of December 31,
| 2020 |  | 2019
| (In thousands)
Cash | $ | 28,832 |  |  | $ | 33,238 |
Time deposits | 4,176 |  |  | 3,924 |
Money market funds (Level 1) | 129,627 |  |  | 149,624 |
Debt securities issued by the U.S. Treasury (Level 1) | 1,013,679 |  |  | 1,040,678 |
Total | $ | 1,176,314 |  |  | $ | 1,227,464 |
Cash and cash equivalents | $ | 401,194 |  |  | $ | 508,196 |
Restricted cash (included in Other long-term assets) | 9,407 |  |  | 9,405 |
Total Cash, cash equivalents, and restricted cash | 410,601 |  |  | 517,601 |
Marketable securities | 765,713 |  |  | 709,863 |
Total | $ | 1,176,314 |  |  | $ | 1,227,464 |

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- Definition Tabular disclosure of the components of cash, cash equivalents, and investments. + References No definition available. + Details
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- Definition Cash, Cash Equivalents, And Marketable Securities [Abstract] + References No definition available. + Details
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