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Organization and Business Operations (Details) $ / shares in Units, $ in Millions |  |  |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 18, 2026 USD ($) | Aug. 18, 2026 USD ($) | Aug. 18, 2025 USD ($) TelevisionStation RadioStation Market $ / shares | Sep. 30, 2025 USD ($) Market RadioStation Channel NetworkService TelevisionStation Application State Website | Sep. 30, 2025 USD ($) Market RadioStation Channel NetworkService TelevisionStation Application State Website | Sep. 11, 2025 USD ($) | Jun. 30, 2025
Organization And Business Operations [Line Items] |  |  |  |  |  |  |
Number of full power television stations owned, operated, programmed or provided sales and other services | TelevisionStation |  |  |  | 201 | 201 |  |
Number of markets in which the Company's stations broadcast | Market |  |  |  | 116 | 116 |  |
Number of local websites | Website |  |  |  | 125 | 125 |  |
Number of mobile applications | Application |  |  |  | 229 | 229 |  |
Number of states in which the Company's stations broadcast | State |  |  |  | 40 | 40 |  |
Number of AM radio station | RadioStation |  |  |  | 1 | 1 |  |
Percentage of US television household reach |  |  |  | 39.00% | 39.00% |  |
Number of television stations owned by consolidated VIEs | TelevisionStation |  |  |  | 35 | 35 |  |
Number of television stations owned by an unconsolidated VIE | TelevisionStation |  |  |  | 2 | 2 |  |
Number of multicast network services owned and operated | NetworkService |  |  |  | 2 | 2 |  |
Connected television application | Application |  |  |  | 72 | 72 |  |
Number of ad supported television channels | Channel |  |  |  | 3 | 3 |  |
The CW Network, LLC [Member] |  |  |  |  |  |  |
Organization And Business Operations [Line Items] |  |  |  |  |  |  |
Percentage of outstanding equity acquired |  |  |  | 79.70% | 79.70% |  | 78.70%
TV Food Network [Member] |  |  |  |  |  |  |
Organization And Business Operations [Line Items] |  |  |  |  |  |  |
Ownership stake |  |  |  | 31.30% | 31.30% |  |
TEGNA Inc [Member] |  |  |  |  |  |  |
Organization And Business Operations [Line Items] |  |  |  |  |  |  |
Number of full power television stations owned, operated, programmed or provided sales and other services | TelevisionStation |  |  | 64 |  |  |  |
Number of markets in which the Company's stations broadcast | Market |  |  | 51 |  |  |  |
Number of radio station | RadioStation |  |  | 2 |  |  |  |
Merger consideration | $ / shares |  |  | $ 22 |  |  |  |
Estimated total purchase price |  |  | $ 5,800 |  |  |  |
Transaction costs |  |  |  | $ 8 | $ 8 |  |
Merger agreement date |  |  | Aug. 18, 2025 |  | Aug. 18, 2025 |  |
TEGNA Inc [Member] | Forecast [Member] |  |  |  |  |  |  |
Organization And Business Operations [Line Items] |  |  |  |  |  |  |
Termination fee payable by acquiree to acquirer |  | $ 120 |  |  |  |  |
Termination fee payable by acquirer to acquiree | $ 125 |  |  |  |  |  |
Costs and expenses incurred in connection with transaction |  | $ 30 |  |  |  |  |
Maximum [Member] | TEGNA Inc [Member] |  |  |  |  |  |  |
Organization And Business Operations [Line Items] |  |  |  |  |  |  |
Debt financing |  |  |  |  |  | $ 5,725 |

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