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Goodwill and Intangible Assets (Tables) | 6 Months Ended
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Jun. 30, 2026
Intangible Asset, Goodwill and Other [Abstract] |
Schedule of Carrying Amount of Goodwill by Reportable Segment | The carrying amounts of goodwill as of June 30, 2026 and December 31, 2025 were as follows:
|  | Sphere |  | MSG Networks |  | Consolidated
Gross balance at December 31, 2025 |  | $ | 46,864 |  |  | $ | 424,508 |  |  | $ | 471,372 |
Accumulated impairment losses |  | — |  |  | (126,600) |  |  | (126,600) |
Net balance at December 31, 2025 |  | $ | 46,864 |  |  | $ | 297,908 |  |  | $ | 344,772 |
Changes during the period : |  |  |  |  |  |
Acquisitions |  | — |  |  | — |  |  | — |
Impairments |  | — |  |  | — |  |  | — |
Gross balance at June 30, 2026 |  | $ | 46,864 |  |  | $ | 424,508 |  |  | $ | 471,372 |
Accumulated impairment losses |  | — |  |  | (126,600) |  |  | (126,600) |
Net balance at June 30, 2026 |  | $ | 46,864 |  |  | $ | 297,908 |  |  | $ | 344,772 |
Schedule of Intangible Assets Subject to Amortization | The Company’s intangible assets subject to amortization as of June 30, 2026 and December 31, 2025 were as follows:
|  | As of
|  | June 30, 2026 |  | December 31, 2025
|  | Gross carrying amount |  | Accumulated amortization |  | Intangible assets, net |  | Gross carrying amount |  | Accumulated amortization |  | Intangible assets, net
Affiliate relationships |  | $ | 83,044 |  |  | $ | (74,478) |  |  | $ | 8,566 |  |  | $ | 83,044 |  |  | $ | (72,921) |  |  | $ | 10,123 |
Technology |  | 15,508 |  |  | (6,720) |  |  | 8,788 |  |  | 15,508 |  |  | (5,169) |  |  | 10,339 |
Trade name |  | 2,032 |  |  | (880) |  |  | 1,152 |  |  | 2,032 |  |  | (677) |  |  | 1,355 |
Total |  | $ | 100,584 |  |  | $ | (82,078) |  |  | $ | 18,506 |  |  | $ | 100,584 |  |  | $ | (78,767) |  |  | $ | 21,817 |

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