| Document and Entity Information | Feb. 28, 2025 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001973266 |
| Document Type | 8-K |
| Document Period End Date | Feb. 28, 2025 |
| Entity Registrant Name | TKO Group Holdings, Inc. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-41797 |
| Entity Tax Identification Number | 92-3569035 |
| Entity Address, Address Line One | 200 Fifth Avenue |
| Entity Address, Address Line Two | 7th Floor |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10010 |
| City Area Code | (646) |
| Local Phone Number | 558-8333 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Class A Common Stock, $0.00001 par value per share |
| Trading Symbol | TKO |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
