| OTHER INFORMATION | OTHER INFORMATION 
|  |  |  |  |  |  |  |  |  |  |  |  |  
|  | December 31, |  
|  | 2020 |  | 2019 |  
|  | (in thousands) |  
| The following details the components of “Other current assets”: |  |  |  |  
|  |  |  |  |  
| Inventory | $ | 22,000 |  |  | $ | 16,106 |  |  
| Notes receivable | 14,556 |  |  | 34,842 |  |  
| Other | 2,909 |  |  | 6,059 |  |  
| Total other current assets | $ | 39,465 |  |  | $ | 57,007 |  |  
|  |  |  |  |  
| The following details the components of “Other long-term assets”: |  |  |  |  
|  |  |  |  |  
| Investments in nonconsolidated affiliates | $ | 170,494 |  |  | $ | 167,603 |  |  
| Notes receivable | 88,889 |  |  | 128,725 |  |  
| Other | 131,898 |  |  | 135,145 |  |  
| Total other long-term assets | $ | 391,281 |  |  | $ | 431,473 |  |  
|  |  |  |  |  
| The following details the components of “Accrued expenses”: |  |  |  |  
| Accrued compensation and benefits | $ | 90,070 |  |  | $ | 276,417 |  |  
| Accrued event expenses | 127,004 |  |  | 394,257 |  |  
| Accrued insurance | 128,348 |  |  | 165,071 |  |  
| Accrued legal | 23,596 |  |  | 16,978 |  |  
| Collections on behalf of others | 51,127 |  |  | 48,467 |  |  
| Accrued ticket refunds | 143,827 |  |  | 4,432 |  |  
| Other | 330,177 |  |  | 485,864 |  |  
| Total accrued expenses | $ | 894,149 |  |  | $ | 1,391,486 |  |  
|  |  |  |  |  
| The following details the components of “Other current liabilities”: |  |  |  |  
| Contingent and deferred purchase consideration | $ | 39,207 |  |  | $ | 13,165 |  |  
| Other | 32,876 |  |  | 46,046 |  |  
| Total other current liabilities | $ | 72,083 |  |  | $ | 59,211 |  |  
|  |  |  |  |  
| The following details the components of “Other long-term liabilities”: |  |  |  |  
| Deferred revenue | $ | 88,641 |  |  | $ | 34,390 |  |  
| Contingent and deferred purchase consideration | 26,401 |  |  | 67,979 |  |  
| Other | 67,466 |  |  | 28,279 |  |  
| Total other long-term liabilities | $ | 182,508 |  |  | $ | 130,648 |  |  |