v3.26.1
Description of Business and Basis of Presentation (Details) - segment
12 Months Ended
Jun. 30, 2026
Apr. 20, 2023
Noncontrolling Interest [Line Items]    
Number of reportable segments 1  
Madison Square Garden Entertainment | Spinoff    
Noncontrolling Interest [Line Items]    
Noncontrolling interest, ownership percentage by noncontrolling owners   33.00%
Madison Square Garden Entertainment | Spinoff | MSG Stockholders    
Noncontrolling Interest [Line Items]    
Noncontrolling interest, ownership percentage by parent   67.00%