Quarterly report [Sections 13 or 15(d)]

BASIS OF PRESENTATION AND OTHER INFORMATION (Basis of Presentation and Other Information) (Details)

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BASIS OF PRESENTATION AND OTHER INFORMATION (Basis of Presentation and Other Information) (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Variable Interest Entity [Line Items]    
Assets $ 22,887,819 $ 19,638,771
Restricted Cash and Cash Equivalent Item [Line Items]    
Cash received that includes the face value of tickets sold on behalf of ticketing clients and their share of service charges. 2,100,000 1,600,000
Finite-Lived Intangible Assets [Line Items]    
Accumulated deficit (839,878) (1,546,819)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2023-08    
Finite-Lived Intangible Assets [Line Items]    
Accumulated deficit 8,900  
Variable Interest Entity, Primary Beneficiary    
Variable Interest Entity [Line Items]    
Assets 802,500 839,900
Liabilities $ 753,000 $ 577,600