v3.25.1
STOCKHOLDERS’ EQUITY (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Feb. 13, 2025
Oct. 24, 2024
Mar. 31, 2025
Feb. 28, 2025
Mar. 31, 2024
Sep. 12, 2023
STOCKHOLDERS’ EQUITY [Line Items]            
Dividend description     On February 13, 2025, the Company’s board of directors declared its inaugural quarterly cash dividend to holders of Class A common stock in the amount of $0.38 per share, which was paid on March 31, 2025 to stockholders of record as of March 14, 2025. The dividend represented a pro rata distribution of approximately $75 million from TKO OpCo to its equityholders, of which TKO used its portion to fund the cash dividend to its Class A common stockholders. No dividend was declared or paid on the Company’s Class B common stock, which does not have economic rights.      
Common Class A [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Share repurchase program authorized amount   $ 2,000.0        
Share repurchase program quarterly distributions to be made   $ 75.0        
Common Class A [Member] | O 2025 Q1 Dividends [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Inaugural quarterly cash dividend declared and paid     $ 0.38      
Dividend declared, but not paid     0      
Dividends payable, date declared Feb. 13, 2025          
Dividend payments, date to be paid Mar. 31, 2025          
Dividends payable, date of record Mar. 14, 2025          
Common Class B [Member] | O 2025 Q1 Dividends [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Inaugural quarterly cash dividend declared and paid     $ 0      
EGH [Member] | Common Class A [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Shares repurchased     1,897,650      
Repurchase amount of stock     $ 300.9      
TKO OpCo [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Pro rata distribution $ 75.0          
TKO OpCo [Member] | EGH [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Variable interest entity owned     58.70%      
Variable Interest Entity, Primary Beneficiary [Member] | TKO OpCo [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Variable interest entity owned     41.30%      
Endeavor Asset Acquisition [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Investments reclassified to nonredeemable non-controlling interest           $ 1,552.1
Accumulated other comprehensive loss attributable to Acquired Businesses           $ 67.8
TKO Group Holdings, Inc. [Member] | EGH And Its Subsidiaries [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Company's ownership interest percentage     60.90%   60.90%  
TKO Group Holdings, Inc. [Member] | Endeavor Asset Acquisition [Member]            
STOCKHOLDERS’ EQUITY [Line Items]            
Consideration transferred, number of common units       26,540,000