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Number Of Share-Based Compensation Plans

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Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period, Increase

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Share-Based Compensation Arrangement by Share-Based Payment Award, Threshold Trading Days

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Amount of cost to be recognized for option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Share-based Compensation - Narrative (Details)			12 Months Ended
Share-based Compensation - Narrative (Details)	Apr. 20, 2023 d option shares	Apr. 17, 2020 plan	Jun. 30, 2024 USD ($) plan shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share-based compensation plans \| plan		2	3
Share-based payment award, vesting period			3 years
Number Of Equity Award Options \| option	2
Share-based compensation arrangement, threshold trading days \| d	10
Share-based payment arrangement, nonvested award, option, cost not yet recognized, amount \| $			$ 0
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, expiration period			7 years 6 months
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, expiration period			10 years
Common Class A \| Employee Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, expiration period			10 years
Awards granted (in shares)			4,500,000
Share-based compensation arrangement by share-based payment award, expiration period, increase			1 year
Performance Stock Units and Performance Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation cost not yet recognized \| $			$ 88,753,000
Share-based compensation cost not yet recognized, period for recognition			2 years 1 month 6 days
Stock Appreciation Rights (SARs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, vesting period			3 years
Employee Stock \| Common Class A \| Non-Employee Director Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, expiration period			10 years
Awards granted (in shares)			250,000
MSG Entertainment \| Spinoff \| Common Class A \| Share-Based Payment Arrangement, Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares received for every one common stock shares held on record date (in shares)	1
MSG Entertainment \| Performance Stock Units and Performance Restricted Stock Units \| Spinoff
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares received for every one common stock shares held on record date (in shares)	1
Sphere \| Spinoff \| Common Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares received for every one common stock shares held on record date (in shares)	1
Sphere \| Performance Stock Units and Performance Restricted Stock Units \| Spinoff
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares received for every one common stock shares held on record date (in shares)	1
Sphere \| Restricted Stock \| Spinoff \| Share-Based Payment Arrangement, Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares received for every one common stock shares held on record date (in shares)	1