| Long-Term Debt - Braves Holdings Notes (Details) - Braves Holdings - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022 | 
|---|---|---|
| Debt Instrument | ||
| Long term debt | $ 542 | $ 546 | 
| Senior Secured Notes | ||
| Debt Instrument | ||
| Weighted average interest rate | 3.77% | |
| Long term debt | $ 169 | 172 | 
| Stadium credit facility | ||
| Debt Instrument | ||
| Weighted average interest rate | 6.18% | |
| Long term debt | $ 43 | 44 | 
| Maximum borrowing capacity | 44 | |
| Revolving Credit Facility | Operating Credit Facilities | ||
| Debt Instrument | ||
| Maximum borrowing capacity | $ 275 | |
| Revolving Credit Facility | Mixed Use Credit Facilities and Loans | ||
| Debt Instrument | ||
| Weighted average interest rate | 5.12% | |
| Long term debt | $ 300 | 300 | 
| Maximum borrowing capacity | $ 428 | |
| Revolving Credit Facility | Spring Training Credit Facility | ||
| Debt Instrument | ||
| Weighted average interest rate | 3.65% | |
| Long term debt | $ 30 | $ 30 | 
| X | ||||||||||
| 
- Definition Amount, after unamortized (discount) premium, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. No definition available. 
 | 
| X | ||||||||||
| 
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
 | 
| X | ||||||||||
| 
- Definition Weighted average interest rate of debt outstanding. No definition available. 
 | 
| X | ||||||||||
| 
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 |