Quarterly report [Sections 13 or 15(d)]

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

v3.25.2
LONG-LIVED ASSETS (Definite-lived Intangibles) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 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     186,759  
Foreign exchange     88,101  
Other (2) [1]     (218,699)  
Net change     56,161  
Amortization $ (64,700) $ (61,700) (124,676) $ (123,700)
Foreign exchange     (35,310)  
Other (2) [1]     209,710  
Net change     49,724  
Gross carrying amount 1,863,232   1,863,232  
Accumulated amortization (771,535)   (771,535)  
Net 1,091,697   $ 1,091,697  
Weighted-average lives of definite-lived intangible assets     7 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     26,123  
Foreign exchange     55,805  
Other (2) [1]     (113,722)  
Net change     (31,794)  
Amortization     (48,830)  
Foreign exchange     (21,983)  
Other (2) [1]     94,088  
Net change     23,275  
Gross carrying amount 787,800   787,800  
Accumulated amortization (316,023)   (316,023)  
Net 471,777   $ 471,777  
Weighted-average lives of definite-lived intangible assets     6 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     150,573  
Foreign exchange     19,165  
Other (2) [1]     (39,152)  
Net change     130,586  
Amortization     (47,094)  
Foreign exchange     (8,153)  
Other (2) [1]     38,950  
Net change     (16,297)  
Gross carrying amount 698,158   698,158  
Accumulated amortization (302,678)   (302,678)  
Net 395,480   $ 395,480  
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     6,287  
Other (2) [1]     (12,760)  
Net change     1,256  
Amortization     (15,629)  
Foreign exchange     (2,517)  
Other (2) [1]     12,822  
Net change     (5,324)  
Gross carrying amount 232,436   232,436  
Accumulated amortization (82,269)   (82,269)  
Net 150,167   $ 150,167  
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     1,677  
Foreign exchange     6,175  
Other (2) [1]     (63,794)  
Net change     (55,942)  
Amortization     (8,210)  
Foreign exchange     (2,396)  
Other (2) [1]     63,862  
Net change     53,256  
Gross carrying amount 106,546   106,546  
Accumulated amortization (51,712)   (51,712)  
Net 54,834   $ 54,834  
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]     657  
Foreign exchange [2]     669  
Other (2) [1],[2]     10,729  
Net change [2]     12,055  
Amortization [2]     (4,913)  
Foreign exchange [2]     (261)  
Other (2) [1],[2]     (12)  
Net change [2]     (5,186)  
Gross carrying amount [2] 38,292   38,292  
Accumulated amortization [2] (18,853)   (18,853)  
Net [2] $ 19,439   $ 19,439  
[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.