REVENUE (Summary of Company's Revenue Disaggregated by Primary Revenue Sources) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 1,268,800	$ 1,222,448
Revenue, Remaining Performance Obligation, Amount	8,164,207
Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue	(13,132)	(9,144)
Media Rights, Production and Content [Member]
Disaggregation of Revenue [Line Items]
Revenue	640,326	619,243
Live Events and Hospitality [Member]
Disaggregation of Revenue [Line Items]
Revenue	456,681	468,635
Partnerships and Marketing [Member]
Disaggregation of Revenue [Line Items]
Revenue	124,369	86,277
Consumer Products, Licensing and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	60,556	57,437
UFC Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	359,747	312,990
UFC Segment [Member] \| Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0
UFC Segment [Member] \| Media Rights, Production and Content [Member]
Disaggregation of Revenue [Line Items]
Revenue	224,097	214,462
UFC Segment [Member] \| Live Events and Hospitality [Member]
Disaggregation of Revenue [Line Items]
Revenue	58,623	35,277
UFC Segment [Member] \| Partnerships and Marketing [Member]
Disaggregation of Revenue [Line Items]
Revenue	64,344	48,603
UFC Segment [Member] \| Consumer Products, Licensing and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	12,683	14,648
WWE Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	391,540	316,721
WWE Segment [Member] \| Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0
WWE Segment [Member] \| Media Rights, Production and Content [Member]
Disaggregation of Revenue [Line Items]
Revenue	251,615	221,107
WWE Segment [Member] \| Live Events and Hospitality [Member]
Disaggregation of Revenue [Line Items]
Revenue	76,279	50,192
WWE Segment [Member] \| Partnerships and Marketing [Member]
Disaggregation of Revenue [Line Items]
Revenue	25,577	13,815
WWE Segment [Member] \| Consumer Products, Licensing and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	38,069	31,607
IMG Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	476,268	549,652
IMG Segment [Member] \| Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0
IMG Segment [Member] \| Media Rights, Production and Content [Member]
Disaggregation of Revenue [Line Items]
Revenue	161,306	177,481
IMG Segment [Member] \| Live Events and Hospitality [Member]
Disaggregation of Revenue [Line Items]
Revenue	288,386	353,146
IMG Segment [Member] \| Partnerships and Marketing [Member]
Disaggregation of Revenue [Line Items]
Revenue	22,335	12,978
IMG Segment [Member] \| Consumer Products, Licensing and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	4,241	6,047
Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	54,377	52,229
Corporate and Other [Member] \| Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0
Corporate and Other [Member] \| Media Rights, Production and Content [Member]
Disaggregation of Revenue [Line Items]
Revenue	3,308	6,193
Corporate and Other [Member] \| Live Events and Hospitality [Member]
Disaggregation of Revenue [Line Items]
Revenue	33,393	30,020
Corporate and Other [Member] \| Partnerships and Marketing [Member]
Disaggregation of Revenue [Line Items]
Revenue	12,113	10,881
Corporate and Other [Member] \| Consumer Products, Licensing and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 5,563	$ 5,135