Quarterly report [Sections 13 or 15(d)]

LONG-LIVED ASSETS (Definite-lived Intangibles) (Details)

v3.26.1
LONG-LIVED ASSETS (Definite-lived Intangibles) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Finite-lived Intangible Assets [Roll Forward]    
Gross carrying amount $ 1,914,815  
Accumulated amortization (836,362)  
Net 1,078,453  
Acquisitions and additions current year 63,681  
Acquisitions and additions prior year 1,806  
Foreign exchange (3,570)  
Other (2) [1] (64,967)  
Net change (3,050)  
Amortization (69,731) $ (60,000)
Foreign exchange 2,989  
Other (2) [1] 62,629  
Net change (4,113)  
Gross carrying amount 1,911,765  
Accumulated amortization (840,475)  
Net 1,071,290  
Revenue-generating contracts [Member]    
Finite-lived Intangible Assets [Roll Forward]    
Gross carrying amount 786,202  
Accumulated amortization (335,483)  
Net 450,719  
Acquisitions and additions current year 23,792  
Acquisitions and additions prior year 557  
Foreign exchange (397)  
Other (2) [1] (19,995)  
Net change 3,957  
Amortization (25,187)  
Foreign exchange 743  
Other (2) [1] 19,987  
Net change (4,457)  
Gross carrying amount 790,159  
Accumulated amortization (339,940)  
Net 450,219  
Client/vendor relationships [Member]    
Finite-lived Intangible Assets [Roll Forward]    
Gross carrying amount 731,488  
Accumulated amortization (334,693)  
Net 396,795  
Acquisitions and additions current year 36,115  
Acquisitions and additions prior year 160  
Foreign exchange (2,570)  
Other (2) [1] (23,100)  
Net change 10,605  
Amortization (29,963)  
Foreign exchange 2,024  
Other (2) [1] 23,100  
Net change (4,839)  
Gross carrying amount 742,093  
Accumulated amortization (339,532)  
Net 402,561  
Venue Management    
Finite-lived Intangible Assets [Roll Forward]    
Gross carrying amount 242,430  
Accumulated amortization (91,472)  
Net 150,958  
Acquisitions and additions current year 3,774  
Acquisitions and additions prior year (2)  
Foreign exchange (907)  
Other (2) [1] 0  
Net change 2,865  
Amortization (7,980)  
Foreign exchange 421  
Other (2) [1] 4  
Net change (7,555)  
Gross carrying amount 245,295  
Accumulated amortization (99,027)  
Net 146,268  
Trademarks and naming rights [Member]    
Finite-lived Intangible Assets [Roll Forward]    
Gross carrying amount 103,289  
Accumulated amortization (52,658)  
Net 50,631  
Acquisitions and additions current year 0  
Acquisitions and additions prior year 0  
Foreign exchange 518  
Other (2) [1] 0  
Net change 518  
Amortization (2,908)  
Foreign exchange (333)  
Other (2) [1] (9)  
Net change (3,250)  
Gross carrying amount 103,807  
Accumulated amortization (55,908)  
Net 47,899  
Technology and Other intangible assets [Member]    
Finite-lived Intangible Assets [Roll Forward]    
Gross carrying amount 51,406  
Accumulated amortization [2] (22,056)  
Net [2] 29,350  
Acquisitions and additions current year [2] 0  
Acquisitions and additions prior year [2] 1,091  
Foreign exchange [2] (214)  
Other (2) [1],[2] (21,872)  
Net change [2] (20,995)  
Amortization [2] (3,693)  
Foreign exchange [2] 134  
Other (2) [1],[2] 19,547  
Net change [2] 15,988  
Gross carrying amount [2] 30,411  
Accumulated amortization [2] (6,068)  
Net [2] $ 24,343  
[1] Other primarily includes netdowns of fully amortized or impaired assets as well as mark-to-market adjustments of crypto assets.
[2] Other primarily includes crypto assets and intangible assets for non-compete agreements.