THE COMPANY AND SIGNIFICANT ACCOUNTING POLICIES - Impairment narratives (Details) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2025
USD ($)
item
|
Dec. 31, 2024
USD ($)
item
|
Dec. 31, 2023
USD ($)
item
|
|
| Impairment losses | |||
| Impairment of long-lived assets | $ 43.5 | $ 72.3 | $ 106.9 |
| Impairment of equity investments recorded in investment income | 10.3 | 1.0 | |
| U.S. Markets | |||
| Impairment losses | |||
| Impairment of long-lived assets | $ 28.0 | $ 51.9 | $ 49.2 |
| Tangible asset impairment, number of theatres | item | 47 | 39 | 68 |
| Tangible asset impairment, number of screens | item | 560 | 469 | 738 |
| Impairment of equity investments recorded in investment income | $ 10.3 | $ 1.0 | |
| International Markets | |||
| Impairment losses | |||
| Impairment of long-lived assets | $ 15.5 | $ 20.4 | $ 57.7 |
| Tangible asset impairment, number of theatres | item | 20 | 23 | 57 |
| Tangible asset impairment, number of screens | item | 159 | 188 | 488 |