Annual report pursuant to Section 13 and 15(d)

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

v3.24.0.1
LONG-LIVED ASSETS (Definite-lived Intangibles) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period $ 1,760,349 $ 1,631,658  
Accumulated amortization - beginning of period (709,727) (605,320)  
Net 1,050,622 1,026,338  
Acquisitions—current year 282,002 90,913  
Acquisitions—prior year (8,522) 162,686  
Foreign exchange 86,874 (27,401)  
Other (2) [1] (181,509) (97,507)  
Net change 178,845 128,691  
Amortization of Intangible Assets 237,629 216,852 $ 193,400
Foreign exchange (13,907) 12,259  
Other (2) [1] 183,690 100,186  
Net change (67,846) (104,407)  
Gross carrying amount - end of period 1,939,194 1,760,349 1,631,658
Accumulated amortization (777,573) (709,727) (605,320)
Net $ 1,161,621 $ 1,050,622 1,026,338
Weighted Average Useful Life of Finite-lived Intangible Assets, 8 years 7 years  
Estimate of amortization expense for each of the five succeeding fiscal years [Abstract]      
2024 $ 234,313    
2025 203,450    
2026 172,937    
2027 137,951    
2028 122,208    
Client vendor relationships [Member]      
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period 563,210 $ 576,930  
Accumulated amortization - beginning of period (209,518) (178,725)  
Net 353,692 398,205  
Acquisitions—current year 46,767 46,432  
Acquisitions—prior year (6,681) (7,435)  
Foreign exchange 17,070 (12,923)  
Other (2) [1] (36,930) (39,794)  
Net change 20,226 (13,720)  
Amortization of Intangible Assets 75,994 75,369  
Foreign exchange (3,019) 4,402  
Other (2) [1] 36,882 40,174  
Net change (42,131) (30,793)  
Gross carrying amount - end of period 583,436 563,210 576,930
Accumulated amortization (251,649) (209,518) (178,725)
Net $ 331,787 $ 353,692 398,205
Weighted Average Useful Life of Finite-lived Intangible Assets, 4 years 4 years  
Revenue-generating contracts [Member]      
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period $ 824,785 $ 593,258  
Accumulated amortization - beginning of period (316,581) (275,909)  
Net 508,204 317,349  
Acquisitions—current year 136,117 32,919  
Acquisitions—prior year (1,830) 255,086  
Foreign exchange 57,797 (9,308)  
Other (2) [1] (91,612) (47,170)  
Net change 100,472 231,527  
Amortization of Intangible Assets 103,756 93,290  
Foreign exchange (7,900) 5,561  
Other (2) [1] 91,612 47,057  
Net change (20,044) (40,672)  
Gross carrying amount - end of period 925,257 824,785 593,258
Accumulated amortization (336,625) (316,581) (275,909)
Net $ 588,632 $ 508,204 317,349
Weighted Average Useful Life of Finite-lived Intangible Assets, 5 years 5 years  
Venue management and leaseholds [Member]      
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period $ 148,022 $ 232,856  
Accumulated amortization - beginning of period (58,588) (46,929)  
Net 89,434 185,927  
Acquisitions—current year 77,329 11,562  
Acquisitions—prior year (11) (92,290)  
Foreign exchange 3,960 (3,491)  
Other (2) [1] (2,512) (615)  
Net change 78,766 (84,834)  
Amortization of Intangible Assets 22,186 14,277  
Foreign exchange (1,132) 1,783  
Other (2) [1] 2,688 835  
Net change (20,630) (11,659)  
Gross carrying amount - end of period 226,788 148,022 232,856
Accumulated amortization (79,218) (58,588) (46,929)
Net $ 147,570 $ 89,434 185,927
Weighted Average Useful Life of Finite-lived Intangible Assets, 11 years 26 years  
Trademarks and naming rights [Member]      
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period $ 188,596 $ 180,865  
Accumulated amortization - beginning of period (97,931) (79,349)  
Net 90,665 101,516  
Acquisitions—current year 0 0  
Acquisitions—prior year 0 7,007  
Foreign exchange 8,151 685  
Other (2) [1] (13,254) 39  
Net change (5,103) 7,731  
Amortization of Intangible Assets 18,390 18,382  
Foreign exchange (1,448) 335  
Other (2) [1] 13,733 (535)  
Net change (6,105) (18,582)  
Gross carrying amount - end of period 183,493 188,596 180,865
Accumulated amortization (104,036) (97,931) (79,349)
Net 79,457 90,665 101,516
Technology [Member]      
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period 35,736 47,749  
Accumulated amortization - beginning of period (27,109) (24,408)  
Net 8,627 23,341  
Acquisitions—current year 21,789 0  
Acquisitions—prior year 0 318  
Foreign exchange (104) (2,364)  
Other (2) (37,201) (9,967)  
Net change (15,516) (12,013)  
Amortization of Intangible Assets 17,303 15,534  
Foreign exchange (408) 178  
Other (2) 38,775 12,655  
Net change 21,064 (2,701)  
Gross carrying amount - end of period 20,220 35,736 47,749
Accumulated amortization (6,045) (27,109) (24,408)
Net $ 14,175 8,627 23,341
Weighted Average Useful Life of Finite-lived Intangible Assets, [2] 3 years    
Other Intangible Assets [Member]      
Finite-lived Intangible Assets [Roll Forward]      
Gross carrying amount - beginning of period [3] $ 35,736 47,749  
Accumulated amortization - beginning of period [3] (27,109) (24,408)  
Net [3] 8,627 23,341  
Acquisitions—current year [3] 21,789 0  
Acquisitions—prior year [3] 0 318  
Foreign exchange [3] (104) (2,364)  
Other (2) [3] (37,201) (9,967)  
Net change [3] (15,516) (12,013)  
Amortization of Intangible Assets [3] 17,303 15,534  
Foreign exchange [3] (408) 178  
Other (2) [3] 38,775 12,655  
Net change [3] 21,064 (2,701)  
Gross carrying amount - end of period [3] 20,220 35,736 47,749
Accumulated amortization [3] (6,045) (27,109) (24,408)
Net [3] $ 14,175 $ 8,627 $ 23,341
Software and Software Development Costs | Minimum      
Finite-lived Intangible Assets [Roll Forward]      
Weighted Average Useful Life of Finite-lived Intangible Assets, 1 year    
Software and Software Development Costs | Maximum      
Finite-lived Intangible Assets [Roll Forward]      
Weighted Average Useful Life of Finite-lived Intangible Assets, 3 years    
[1] Other primarily includes netdowns of fully amortized or impaired assets.
[2] The weighted average life of technology intangibles does not include purchased software licenses that are typically amortized over 1 to 3 years.
[3] Other primarily includes intangible assets for non-compete agreements.