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Segments - Summary of Segment Profit (Detail) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Amounts Allocated To Segments [Abstract] |  |  |  |
Consolidated operating income (loss) |  | $ (303) | $ 433 | $ (2,197)
Amounts Not Allocated To Segments [Abstract] |  |  |  |
Amortization |  | 588 | 616 | 732
Other asset impairments, restructuring and other items |  | 1,388 | 718 | 512
Goodwill impairment | $ 400 | 1,280 | 700 | 2,045
Intangible assets impairments |  | 251 | 350 | 355
Legal settlements and loss contingencies |  | 761 | 1,043 | 2,082
Other Unallocated Amounts |  | 364 | 502 | 610
Revenues |  | 16,544 | 15,846 | 14,925
R&D expenses |  | 998 | 953 | 838
S&M expenses |  | 2,541 | 2,336 | 2,265
G&A expenses |  | 1,161 | 1,162 | 1,180
Segment profit |  | (303) | 433 | (2,197)
Financial expenses, net |  | 981 | 1,057 | 966
Consolidated income (loss) before income taxes |  | (1,284) | (624) | (3,163)
United States [Member] |  |  |  |
Amounts Allocated To Segments [Abstract] |  |  |  |
Consolidated operating income (loss) |  | 2,296 | 2,394 | 1,934
Amounts Not Allocated To Segments [Abstract] |  |  |  |
Revenues |  | 8,034 | 7,731 | 7,003
Cost of Sales |  | 3,646 | 3,421 | 3,269
R&D expenses |  | 633 | 604 | 485
S&M expenses |  | 1,049 | 938 | 879
G&A expenses |  | 410 | 378 | 440
Other loss (income) |  |  | (5) | (3)
Segment profit |  | 2,296 | 2,394 | 1,934
Europe [Member] |  |  |  |
Amounts Allocated To Segments [Abstract] |  |  |  |
Consolidated operating income (loss) |  | 1,575 | 1,478 | 1,496
Amounts Not Allocated To Segments [Abstract] |  |  |  |
Revenues |  | 5,103 | 4,837 | 4,525
Cost of Sales |  | 2,197 | 2,111 | 1,825
R&D expenses |  | 229 | 220 | 213
S&M expenses |  | 826 | 767 | 748
G&A expenses |  | 272 | 263 | 246
Other loss (income) |  | 3 | (2) | (3)
Segment profit |  | 1,575 | 1,478 | 1,496
International Markets [Member] |  |  |  |
Amounts Allocated To Segments [Abstract] |  |  |  |
Consolidated operating income (loss) |  | 440 | 465 | 538
Amounts Not Allocated To Segments [Abstract] |  |  |  |
Revenues |  | 2,463 | 2,351 | 2,352
Cost of Sales |  | 1,229 | 1,191 | 1,128
R&D expenses |  | 112 | 104 | 119
S&M expenses |  | 534 | 487 | 467
G&A expenses |  | 150 | 142 | 154
Other loss (income) |  | (2) | (39) | (54)
Segment profit |  | 440 | 465 | 538
Corporate Segment [Member] |  |  |  |
Amounts Allocated To Segments [Abstract] |  |  |  |
Consolidated operating income (loss) |  | 4,311 | 4,338 | 3,968
Amounts Not Allocated To Segments [Abstract] |  |  |  |
Segment profit |  | 4,311 | 4,338 | 3,968
Other Segments [Member] |  |  |  |
Amounts Allocated To Segments [Abstract] |  |  |  |
Consolidated operating income (loss) |  | 18 | 24 | 172
Amounts Not Allocated To Segments [Abstract] |  |  |  |
Segment profit |  | $ 18 | $ 24 | $ 172

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