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Investments - Schedule of Readily Determinable Fair Value (Details) - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Schedule of Equity Method Investments [Line Items] |  |  |
Unrealized gain | $ 0 | $ 1,969 | $ 0
Total realized and unrealized (loss) gain | $ (22,971) | 548,690 | (54,869)
Supplemental information on realized (loss) gain: |  |  |
Equity securities, FV-NI, shares disposed (in shares) | 1,923 |  |
MSG Entertainment |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Unrealized gain | $ 0 | 341,039 |
(Loss) gain from shares sold | (19,027) | 204,676 |
Total realized and unrealized (loss) gain | $ (19,027) | $ 545,715 | $ 0
Supplemental information on realized (loss) gain: |  |  |
Equity securities, FV-NI, shares disposed (in shares) | 1,923 | 0 |
Shares of common stock sold (in shares) | 8,221 | 6,878 |
Cash proceeds from common stock sold | $ 256,501 | $ 204,676 |

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