SEGMENT INFORMATION - Schedule of Revenue (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenue, Major Customer [Line Items]
Revenues	$ 2,031,790	$ 1,219,547	$ 5,542,708	$ 4,021,173
Owned Sports Properties [Member]
Revenue, Major Customer [Line Items]
Revenues	735,205	479,748	2,314,691	1,173,125
Representation [Member]
Revenue, Major Customer [Line Items]
Revenues	429,207	385,619	1,185,964	1,117,008
Operating Segments [Member] | Owned Sports Properties [Member]
Revenue, Major Customer [Line Items]
Revenues	735,205	479,748	2,314,691	1,173,125
Operating Segments [Member] | Events Experiences & Rights [Member]
Revenue, Major Customer [Line Items]
Revenues	899,761	367,064	2,116,879	1,758,928
Operating Segments [Member] | Representation [Member]
Revenue, Major Customer [Line Items]
Revenues	429,207	385,619	1,185,964	1,117,008
Eliminations [Member]
Revenue, Major Customer [Line Items]
Revenues	$ (32,383)	$ (12,884)	$ (74,826)	$ (27,888)