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Investments (Tables) | 6 Months Ended
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Jun. 30, 2024
Investments, Debt and Equity Securities [Abstract] |
Schedule of Investments by Major Security Type | The following tables summarize the Company’s investments by major security type (in millions):
| December 31, 2023
| Amortized Cost | Gross Unrealized Gains | Gross Unrealized Losses | Total Estimated Fair Value
Short-term investments |  |  |  |
Debt securities: |  |  |  |
Certificates of deposit | $ | 172 |  | $ | — |  | $ | — |  | $ | 172 |
Government bonds | 332 |  | 1 |  | — |  | 333 |
Commercial paper | 366 |  | — |  | — |  | 366 |
Corporate debt securities | 1,490 |  | 4 |  | (3) |  | 1,491 |
Mortgage-backed and asset-backed securities | 148 |  | 1 |  | (4) |  | 145 |
Total debt securities | 2,508 |  | 6 |  | (7) |  | 2,507 |
Time deposits | 690 |  | — |  | — |  | 690 |
Total short-term investments | $ | 3,198 |  | $ | 6 |  | $ | (7) |  | $ | 3,197 |
Long-term investments (1) |  |  |  |
Debt securities: |  |  |  |
Corporate debt securities | $ | 13 |  | $ | — |  | $ | (9) |  | $ | 4 |
| June 30, 2024
| Amortized Cost | Gross Unrealized Gains | Gross Unrealized Losses | Total Estimated Fair Value
Short-term investments |  |  |  |
Debt securities: |  |  |  |
Certificates of deposit | $ | 11 |  | $ | — |  | $ | — |  | $ | 11 |
Government bonds | 353 |  | — |  | (1) |  | 352 |
Commercial paper | 364 |  | — |  | — |  | 364 |
Corporate debt securities | 1,688 |  | 1 |  | (4) |  | 1,685 |
Mortgage-backed and asset-backed securities | 221 |  | — |  | (4) |  | 217 |
Total debt securities | 2,637 |  | 1 |  | (9) |  | 2,629 |
Time deposits | 740 |  | — |  | — |  | 740 |
Total short-term investments | $ | 3,377 |  | $ | 1 |  | $ | (9) |  | $ | 3,369 |
Long-term investments (1) |  |  |  |
Debt securities: |  |  |  |
Corporate debt securities | $ | 13 |  | $ | — |  | $ | (9) |  | $ | 4 |
(1)Classified within other assets, noncurrent on the unaudited condensed consolidated balance sheets.
Schedule of Contractual Maturities of the Available-for-Sale Debt Securities | The following table summarizes the contractual maturities of the Company’s available-for-sale debt securities (in millions):
| June 30, 2024
| Amortized Cost | Estimated Fair Value
Due within one year | $ | 1,813 |  | $ | 1,811 |
Due after one year through five years | 740 |  | 729 |
Due after five years | 97 |  | 93 |
Total | $ | 2,650 |  | $ | 2,633 |

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- Definition Schedule Of Cash And Cash Equivalents, Debt Securities, Available-For-Sale, And Equity Securities + References No definition available. + Details
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- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
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