v3.26.1
Segment Information - Schedule of Segment Reporting Information by Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting Information [Line Items]    
Revenues [1] $ 386,412 $ 280,574
Operating expenses:    
Event-related expenses 94,426 62,497
Rights fee expense 50,646 67,146
Network programming and production costs 19,775 20,641
Other direct operating expenses 4,800 8,039
Overhead expenses 121,703 114,269
Other segment expenses 87,860 86,591
Operating income (loss) 7,202 (78,609)
Other income (expense):    
Loss on extinguishment of debt (2,071) 0
Interest income 3,951 3,878
Interest expense (8,039) (26,206)
Other expense, net (1,424) (1,340)
Loss from continuing operations before income taxes (381) (102,277)
Share-based compensation expense 13,910 21,595
Depreciation and amortization 84,367 84,229
Restructuring charges 3,414 1,841
Impairment and other losses, net 79 521
Merger, debt work-out, and acquisition related costs, net of insurance recoveries 87 4,791
Amortization for capitalized cloud computing arrangement costs 917 1,579
Remeasurement of deferred compensation plan liabilities   21
Adjusted operating income 109,976 35,968
Sphere | Operating segments    
Segment Reporting Information [Line Items]    
Revenues 265,965 157,545
Operating expenses:    
Event-related expenses 94,426 62,497
Rights fee expense 0 0
Network programming and production costs 0 0
Other direct operating expenses 4,800 8,039
Overhead expenses 106,596 96,404
Other segment expenses 85,026 84,367
Operating income (loss) (24,883) (93,762)
Other income (expense):    
Share-based compensation expense 13,143 19,954
Depreciation and amortization 82,274 82,005
Restructuring charges 2,673 1,841
Impairment and other losses, net 79 521
Merger, debt work-out, and acquisition related costs, net of insurance recoveries 87 988
Amortization for capitalized cloud computing arrangement costs 917 1,579
Remeasurement of deferred compensation plan liabilities   21
Adjusted operating income 74,290 13,147
MSG Networks | Operating segments    
Segment Reporting Information [Line Items]    
Revenues 120,447 123,029
Operating expenses:    
Event-related expenses 0 0
Rights fee expense 50,646 67,146
Network programming and production costs 19,775 20,641
Other direct operating expenses 0 0
Overhead expenses 15,107 17,865
Other segment expenses 2,834 2,224
Operating income (loss) 32,085 15,153
Other income (expense):    
Share-based compensation expense 767 1,641
Depreciation and amortization 2,093 2,224
Restructuring charges 741 0
Impairment and other losses, net 0 0
Merger, debt work-out, and acquisition related costs, net of insurance recoveries 0 3,803
Amortization for capitalized cloud computing arrangement costs 0 0
Remeasurement of deferred compensation plan liabilities   0
Adjusted operating income $ 35,686 $ 22,821
[1] See Note 14. Related Party Transactions, for further information on related party revenues and expenses.