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Basis of Presentation - Schedule of Change in Accounting Estimate (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |  |  |  |
Decrease to Revenue | $ (747) | $ (470) | $ (965) | $ (782) | $ (1,706) | $ (2,335) | $ (379)
Increase to Loss from operations | $ (1,334) | $ (830) | $ (1,700) | $ (1,348) | $ (2,943) | $ (5,253) | $ (880)
Increase to Diluted loss per share (in dollars per share) | $ (2.06) | $ (0.51) | $ (2.62) | $ (1.43) | $ (5.43) | $ (8.88) | $ (1.28)

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- Definition Increase/decrease in diluted earnings per share due to change in accounting estimate. + References No definition available. + Details
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- Definition Changes in estimated revenues recognized using a cumulative catch-up adjustment which recognizes in the current period the cumulative effect of the changes on current and prior periods based on a contract's percent complete + References No definition available. + Details
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