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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.

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Amount before tax of foreign currency transaction realized and unrealized gain recognized in the income statement.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Amount to be collected within one year of the balance sheet date (or one operating cycle, if longer) from customers in accordance with the contractual provisions of long-term contracts or programs including amounts billed and unbilled as of the balance sheet date.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) Item $ / shares	Dec. 31, 2023 USD ($) Item $ / shares	Dec. 31, 2022 USD ($) Item	Sep. 12, 2023 $ / shares
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Realized and unrealized foreign currency transaction losses	$ 9,900,000		$ 33,400,000
Realized and unrealized foreign currency transaction (gains)	(14,800,000)
Receivables, Long-Term Contracts or Programs		$ 4,700,000	$ 28,200,000
Other Current Assets [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Foreign Currency Contract, Asset, Fair Value Disclosure	1,300,000	1,000,000
Other Assets [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Foreign Currency Contract, Asset, Fair Value Disclosure	2,000,000	100,000
Other Current Liabilities [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure	2,200,000	2,200,000
Other Liabilities [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure	$ 0	$ 1,200,000
Revenue Benchmark [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Number of customers that accounted for more than 10% \| Item		1	1
Accounts Receivable [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Number of customers that accounted for more than 10% \| Item	0	0
Restricted Stock Units (RSUs) [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Vesting period	3 years
Performance Stock Units (PSUs) [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Vesting period	3 years
Variable Interest Entity, Primary Beneficiary [Member] \| TKO OpCo [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Variable interest entity owned	47.50%
Common Class A [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Common stock, par value \| $ / shares	$ 0.00001	$ 0.00001		$ 0.00001
Common Class A [Member] \| WWE [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Common stock, par value \| $ / shares	0.01
Common Class B [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Common stock, par value \| $ / shares	$ 0.00001	$ 0.00001		$ 0.00001
UFC Segment [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Number of customers that accounted for more than 10% \| Item	1
WWE Segment [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Number of customers that accounted for more than 10% \| Item	1
Licensing Agreements [Member] \| UFC Segment [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Estimated useful life (in years)	3 years
Impairment charge	$ 0	$ 0	$ 0