EARNINGS PER SHARE (Schedule of Basic and Diluted Earnings Per Share and Weighted Average Shares Outstanding) (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended	6 Months Ended
		Jun. 30, 2024	Jun. 30, 2024
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income (loss) attributable to TKO Group Holdings, Inc.		$ 59,107	$ (44,733)
Weighted average Class A Common Shares outstanding - Basic		80,884,513	81,618,084
Additional shares from RSUs and PSUs, as calculated using the treasury stock method		966,875
Weighted average number of shares used in computing diluted earnings (loss) per share		81,851,388	81,618,084
Basic earnings (loss) per share	[1]	$ 0.73	$ (0.55)
Diluted earnings (loss) per share	[1]	$ 0.72	$ (0.55)
Restricted Stock Units (RSUs) [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Securities that are anti-dilutive this period			2,176,271
Performance Stock Units (PSUs) [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Securities that are anti-dilutive this period			306,975
Common Class B [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Securities that are anti-dilutive this period		89,616,891	89,616,891

[1] Basic and diluted net earnings (loss) per share of Class A common stock is applicable only for the period from January 1, 2024 through June 30, 2024, which is the period following the Transactions (as defined in Note 1 to the unaudited consolidated financial statements). See Note 14, Earnings Per Share, for the calculation of the number of shares used in computation of net earnings (loss) per share of Class A common stock and the basis for computation of net earnings (loss) per share.