Quarterly report [Sections 13 or 15(d)]

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

v3.25.3
LONG-LIVED ASSETS (Definite-lived Intangibles) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Finite-lived Intangible Assets [Roll Forward]        
Gross carrying amount     $ 1,807,071  
Accumulated amortization     (821,259)  
Net     985,812  
Acquisitions and additions—current year     216,247  
Foreign exchange     100,818  
Other (2) [1]     (238,038)  
Net change     79,027  
Amortization $ (68,300) $ (61,300) (192,958) $ (185,000)
Foreign exchange     (39,671)  
Other (2) [1]     231,895  
Net change     (734)  
Gross carrying amount 1,886,098   1,886,098  
Accumulated amortization (821,993)   (821,993)  
Net 1,064,105   $ 1,064,105  
Weighted-average lives of definite-lived intangible assets     6 years  
Revenue-generating contracts [Member]        
Finite-lived Intangible Assets [Roll Forward]        
Gross carrying amount     $ 819,594  
Accumulated amortization     (339,298)  
Net     480,296  
Acquisitions and additions—current year     35,092  
Foreign exchange     66,840  
Other (2) [1]     (130,021)  
Net change     (28,089)  
Amortization     (78,760)  
Foreign exchange     (26,019)  
Other (2) [1]     109,717  
Net change     4,938  
Gross carrying amount 791,505   791,505  
Accumulated amortization (334,360)   (334,360)  
Net 457,145   $ 457,145  
Weighted-average lives of definite-lived intangible assets     5 years  
Client/vendor relationships [Member]        
Finite-lived Intangible Assets [Roll Forward]        
Gross carrying amount     $ 567,572  
Accumulated amortization     (286,381)  
Net     281,191  
Acquisitions and additions—current year     170,240  
Foreign exchange     19,203  
Other (2) [1]     (41,820)  
Net change     147,623  
Amortization     (72,653)  
Foreign exchange     (7,781)  
Other (2) [1]     41,618  
Net change     (38,816)  
Gross carrying amount 715,195   715,195  
Accumulated amortization (325,197)   (325,197)  
Net 389,998   $ 389,998  
Weighted-average lives of definite-lived intangible assets     7 years  
Venue Management        
Finite-lived Intangible Assets [Roll Forward]        
Gross carrying amount     $ 231,180  
Accumulated amortization     (76,945)  
Net     154,235  
Acquisitions and additions—current year     7,729  
Foreign exchange     6,229  
Other (2) [1]     (15,055)  
Net change     (1,097)  
Amortization     (22,504)  
Foreign exchange     (2,488)  
Other (2) [1]     15,157  
Net change     (9,835)  
Gross carrying amount 230,083   230,083  
Accumulated amortization (86,780)   (86,780)  
Net 143,303   $ 143,303  
Weighted-average lives of definite-lived intangible assets     5 years  
Trademarks and naming rights [Member]        
Finite-lived Intangible Assets [Roll Forward]        
Gross carrying amount     $ 162,488  
Accumulated amortization     (104,968)  
Net     57,520  
Acquisitions and additions—current year     2,241  
Foreign exchange     7,787  
Other (2) [1]     (63,794)  
Net change     (53,766)  
Amortization     (11,120)  
Foreign exchange     (3,084)  
Other (2) [1]     63,810  
Net change     49,606  
Gross carrying amount 108,722   108,722  
Accumulated amortization (55,362)   (55,362)  
Net 53,360   $ 53,360  
Weighted-average lives of definite-lived intangible assets     5 years  
Technology and Other intangible assets [Member]        
Finite-lived Intangible Assets [Roll Forward]        
Gross carrying amount     $ 26,237  
Accumulated amortization [2]     (13,667)  
Net [2]     12,570  
Acquisitions and additions—current year [2]     945  
Foreign exchange [2]     759  
Other (2) [1],[2]     12,652  
Net change [2]     14,356  
Amortization [2]     (7,921)  
Foreign exchange [2]     (299)  
Other (2) [1],[2]     1,593  
Net change [2]     (6,627)  
Gross carrying amount [2] 40,593   40,593  
Accumulated amortization [2] (20,294)   (20,294)  
Net [2] $ 20,299   $ 20,299  
[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.