Annual report pursuant to Section 13 and 15(d)

Information about QVC's Operating Segments (Total Assets and CAPEX by Segment) (Details)

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Information about QVC's Operating Segments (Total Assets and CAPEX by Segment) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Segment Reporting Information [Line Items]    
Total assets $ 16,558 $ 14,927
Payments to Acquire Productive Assets 218 291
QVC-International    
Segment Reporting Information [Line Items]    
Total assets 2,455 2,268
Payments to Acquire Productive Assets 36 34
QxH [Member]    
Segment Reporting Information [Line Items]    
Total assets 14,103 12,659
Payments to Acquire Productive Assets $ 182 $ 257