Summary of Significant Accounting Policies - Revenue recognition - Disaggregation of revenue - Braves Holdings (Details) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2024
USD ($)
|
Sep. 30, 2024
USD ($)
|
Jun. 30, 2024
USD ($)
|
Mar. 31, 2024
USD ($)
|
Dec. 31, 2023
USD ($)
|
Sep. 30, 2023
USD ($)
|
Jun. 30, 2023
USD ($)
|
Mar. 31, 2023
USD ($)
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2023
USD ($)
item
|
Dec. 31, 2022
USD ($)
|
|
| Revenue disaggregated by source | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
| Revenue | $ 1,167 | $ 911 | $ 988 | $ 587 | $ 1,230 | $ 936 | $ 994 | $ 412 | $ 3,653 | $ 3,572 | $ 3,161 |
| Number of MLB clubs | item | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 30 | Ìý |
| Braves Holdings | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
| Revenue disaggregated by source | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
| Revenue | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 350 | 588 |
| Braves Holdings | Baseball | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
| Revenue disaggregated by source | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
| Revenue | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 318 | 535 |
| Braves Holdings | Mixed-Use Development | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
| Revenue disaggregated by source | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý </ |