Information about QVC's Operating Segments (Total Assets and CAPEX by Segment) (Details) - USD ($) $ in Millions  | 
12 Months Ended | |
|---|---|---|
Dec. 31, 2024  | 
Dec. 31, 2023  | 
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| Segment Reporting Information [Line Items] | ||
| Total assets | $ 9,889 | $ 11,720 | 
| Payments to Acquire Productive Assets | 173 | 182 | 
| QxH [Member] | ||
| Segment Reporting Information [Line Items] | ||
| Total assets | 8,128 | 9,828 | 
| Payments to Acquire Productive Assets | 122 | 128 | 
| QVC- International [Member] | ||
| Segment Reporting Information [Line Items] | ||
| Total assets | 1,761 | 1,892 | 
| Payments to Acquire Productive Assets | $ 51 | $ 54 | 
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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- 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. 
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