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SUPPLEMENTAL FINANCIAL INFORMATION - Other Current Assets (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
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Supplemental Financial Information [Abstract] |  |
Income taxes | $ 3,462 | $ 3,292
Research and development | 844 | 754
Contract assets | 323 | 385
Other | 905 | 1,186
Other current assets | $ 5,534 | $ 5,617

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