REVENUE - Disaggregation of Revenue - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
|
| Disaggregation Of Revenue [Abstract] | ||||
| Broadcast revenues | $ 380,124 | $ 126,441 | $ 685,843 | $ 229,755 |
| Event and other revenues | 28,252 | 10,716 | 50,861 | 16,137 |
| Trade and barter revenues | 3,272 | 1,244 | 6,770 | 2,322 |
| Agency commissions | (39,524) | (13,431) | (70,790) | (24,243) |
| Sales Revenue, Net | $ 372,124 | $ 124,970 | $ 672,684 | $ 223,971 |