Intangible Assets and Goodwill - Schedule of Goodwill (Details) $ in Thousands	6 Months Ended
Mar. 31, 2026 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 1,296,000
Fubo purchase accounting	1,318,161
Ending balance	$ 2,614,161

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details