DEBT - Summary of Outstanding Debt (Parenthetical) (Detail)	9 Months Ended
	Sep. 30, 2024
First Lien Term Loan (due May 2025) [Member]
Debt Instrument [Line Items]
Line of credit maturity date	May 2025
Revolving Credit Facility (due April 2025) [Member]
Debt Instrument [Line Items]
Line of credit maturity date	April 2025
Zuffa First Lien Term Loan (due April 2026) [Member]
Debt Instrument [Line Items]
Line of credit maturity date	April 2026
Other Debt (3.25%-14.50% Notes due at various dates through 2034) [Member]
Debt Instrument [Line Items]
Line of credit maturity date	2034
Other Debt (3.25%-14.50% Notes due at various dates through 2034) [Member] | Maximum [Member]
Debt Instrument [Line Items]
Line of credit interest rate	14.50%
Other Debt (3.25%-14.50% Notes due at various dates through 2034) [Member] | Minimum [Member]
Debt Instrument [Line Items]
Line of credit interest rate	3.25%