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v3.21.2

Investments and Fair Value Measurement - Summarized Financial Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Jun. 30, 2021 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Results of Operations Data |  |  |  |  |  |
Loss from operations | $ (572) | $ (1,116) |  | $ (3,284) | $ (3,986) |
Net loss | (2,424) | $ (1,089) |  | (1,388) | $ (5,799) |
Balance Sheet Data |  |  |  |  |  |
Total current assets | 9,684 |  |  | 9,684 |  | $ 9,882
Total assets | 36,884 |  |  | 36,884 |  | 33,252
Total current liabilities | 8,126 |  |  | 8,126 |  | 6,865
Total liabilities | 22,599 |  |  | 22,599 |  | 19,498
Redeemable non-controlling interests | $ 229 |  |  | $ 229 |  | $ 787
Aurora |  |  |  |  |  |
Results of Operations Data |  |  |  |  |  |
Total operating expenses |  |  | $ 373 |  |  |
Loss from operations |  |  | (373) |  |  |
Net loss |  |  | (370) |  |  |
Balance Sheet Data |  |  |  |  |  |
Total current assets |  |  | 808 |  |  |
Total assets |  |  | 2,796 |  |  |
Total current liabilities |  |  | 72 |  |  |
Total liabilities |  |  | 254 |  |  |
Redeemable non-controlling interests |  |  | $ 2,161 |  |  |

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