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SUPPLEMENTAL FINANCIAL INFORMATION - Other Current Assets (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
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