Investment in Films and Television Programs - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Mar. 31, 2025 |
|
| Investment in Films And Television Programs [Abstract] | |||
| Acquired film and television libraries, unamortized costs | $ 230.8 | $ 235.7 | |
| Acquired libraries, remaining amortization period (in years) | 13 years | ||
| Amortization of investment in film and television programs and licensed program rights | $ 224.4 | $ 161.5 | |
| Write downs on investments in films and television programs and licensed program rights | $ 0.0 | $ 0.3 | |