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Note 11 - Goodwill and Intangible Assets - Changes in Goodwill and Other Intangible Assets, Net (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 30, 2022
Broadcast licenses | $ 5,320 |  | $ 5,320 |  | $ 5,331 |
Goodwill | 2,643 |  | 2,643 |  | 2,663 | $ 2,663
Goodwill, acquisitions and adjustments |  |  | 4 |  |  |
Finite-lived intangible assets | 462 |  | 462 |  | 636 |
Amortization |  |  | (147) | $ (156) |  |
Total intangible assets net of accumulated amortization | 8,425 |  | 8,425 |  | 8,630 |
Total intangible assets net of accumulated amortization |  |  | (15) |  |  |
Impairment of goodwill and other intangible assets | 43 | $ 0 | 43 | $ 0 |  |
Finite-Lived Intangible Assets [Member] |  |  |  |  |  |
Acquisition and adjustments |  |  | 0 |  |  |
Acquisition and adjustments |  |  | 0 |  |  |
Amortization |  |  | (147) |  |  |
Finite-lived Intangible Assets [Member] |  |  |  |  |  |
Finite-lived intangible assets |  |  | 27 |  |  |
Broadcast Licenses [Member] |  |  |  |  |  |
Broadcast licenses | $ 5,320 |  | 5,320 |  | $ 5,331 |
Acquisition and adjustments |  |  | (11) |  |  |
Goodwill |  |  | 16 |  |  |
Acquisition and adjustments |  |  | $ 11 |  |  |

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