| Information About Liberty's Operating Segments (Details) | 3 Months Ended | 
|---|---|
| Mar. 31, 2023  item | |
| Formula 1 | |
| Information About Liberty's Operating Segments | |
| Duration of World Championship | 9 months | 
| Sirius XM Holdings | |
| Information About Liberty's Operating Segments | |
| Number of complementary audio entertainment business | 2 | 
| Number of satellite systems | 2 | 
| X | ||||||||||
| 
- Definition The length of time of the Motor race based World Championship competition. No definition available. 
 | 
| X | ||||||||||
| 
- Definition The number of complementary audio entertainment businesses. No definition available. 
 | 
| X | ||||||||||
| 
- Definition The number of proprietary satellite radio systems. 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 | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 |