v3.26.1
LONG-LIVED ASSETS (CY definite-lived Intangibles assets weighted-average lives) (Details)
3 Months Ended
Mar. 31, 2026
Finite-lived Intangible Assets [Roll Forward]  
Weighted-average lives of definite-lived intangible assets 6 years
Revenue-generating contracts [Member]  
Finite-lived Intangible Assets [Roll Forward]  
Weighted-average lives of definite-lived intangible assets 8 years
Client/vendor relationships [Member]  
Finite-lived Intangible Assets [Roll Forward]  
Weighted-average lives of definite-lived intangible assets 5 years
Venue Management  
Finite-lived Intangible Assets [Roll Forward]  
Weighted-average lives of definite-lived intangible assets 10 years