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GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details) |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 01, 2024 USD ($) | Jun. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Goodwill [Line Items] |  |  |  |  |
Amortization of intangible assets |  |  | $ 5,935,000,000 | $ 6,854,000,000 | $ 6,237,000,000
Goodwill, impairment loss | $ 0 |  | 9,147,000,000 | 0 | $ 0
Networks Reporting Unit |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, impairment loss |  | $ 9,100,000,000 |  |  |
Measurement Input, Long-Term Revenue Growth Rate | Networks Reporting Unit |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, measurement input (as a percent) |  | (0.03) |  |  |
Measurement Input, Discount Rate | Networks Reporting Unit |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, measurement input (as a percent) |  | 0.105 |  |  |
Trade names | Intangible Assets, Amortization Period |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Amortization of intangible assets |  |  | 184,000,000 |  |
Trademarks, Tradenames, And Franchise Rights |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Amortization of intangible assets |  |  |  | 368,000,000 |
Networks |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, accumulated impairments |  |  | 10,800,000,000 | 1,600,000,000 |
Goodwill, impairment loss |  |  | 9,147,000,000 |  |
Goodwill, headroom threshold (as a percent) | 12.00% |  |  |  |
Studios |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, accumulated impairments |  |  | 0 | 0 |
Goodwill, impairment loss |  |  | 0 |  |
Goodwill, headroom threshold (as a percent) | 16.00% |  |  |  |
DTC |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, accumulated impairments |  |  | 0 | $ 0 |
Goodwill, impairment loss |  |  | $ 0 |  |
Goodwill, headroom threshold (as a percent) | 20.00% |  |  |  |

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