INVESTMENTS - Related Party Transactions (Details) - Equity Method Investment, Nonconsolidated Investee(s) - Related Party - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2023 |
Jun. 30, 2022 |
Jun. 30, 2023 |
Jun. 30, 2022 |
Dec. 31, 2022 |
|
| Related Party Transactions | |||||
| Receivable due from related party | $ 0.3 | $ 0.3 | $ 1.7 | ||
| Other revenues, Related party | 6.5 | $ 6.5 | 11.5 | $ 12.0 | |
| Film exhibition costs, Related party | $ 4.0 | $ 2.3 | $ 7.0 | $ 3.4 | |