SEGMENT INFORMATION (Schedule of Adjusted EBITDA) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||
|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Revenue, Major Customer [Line Items] | ||||||
| Revenue | $ 1,360,155 | $ 1,119,914 | $ 4,504,109 | $ 3,697,156 | ||
| Direct operating costs | 489,025 | 439,653 | 1,779,505 | 1,483,652 | ||
| Selling, general and administrative expenses | 400,590 | 379,167 | 1,243,477 | 1,106,809 | ||
| Adjusted EBITDA | 555,813 | 360,210 | 1,755,449 | 1,304,076 | ||
| UFC Segment [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 519,223 | 325,236 | 1,456,106 | 1,100,818 | ||
| WWE Segment [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 399,291 | 402,099 | 1,495,899 | 1,349,781 | ||
| IMG Segment [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 391,301 | 336,772 | 1,401,392 | 1,119,630 | ||
| Operating Segments [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 1,309,815 | 1,064,107 | 4,353,397 | 3,570,229 | ||
| Adjusted EBITDA | 618,421 | 434,966 | 1,953,645 | 1,533,285 | ||
| Operating Segments [Member] | UFC Segment [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 519,223 | 325,236 | 1,456,106 | 1,100,818 | ||
| Direct operating costs | [1] | 172,189 | 104,049 | 462,996 | 310,004 | |
| Selling, general and administrative expenses | [1] | 61,706 | 55,531 | 172,857 | 152,973 | |
| Adjusted EBITDA | 285,328 | 165,656 | 820,253 | 637,841 | ||
| Operating Segments [Member] | WWE Segment [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 399,291 | 402,099 | 1,495,899 | 1,349,781 | ||
| Direct operating costs | [1] | 104,291 | 113,396 | 401,911 | 378,120 | |
| Selling, general and administrative expenses | [1] | 77,755 | 80,886 | 252,372 | 240,165 | |
| Adjusted EBITDA | 217,245 | 207,817 | 841,616 | 731,496 | ||
| Operating Segments [Member] | IMG Segment [Member] | ||||||
| Revenue, Major Customer [Line Items] | ||||||
| Revenue | 391,301 | 336,772 | 1,401,392 | 1,119,630 | ||
| Direct operating costs | [1] | 196,219 | 198,002 | 848,012 | 725,789 | |
| Selling, general and administrative expenses | [1] | 79,234 | 77,277 | 261,604 | 229,893 | |
| Adjusted EBITDA | $ 115,848 | $ 61,493 | $ 291,776 | $ 163,948 | ||
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