Annual report pursuant to Section 13 and 15(d)

Information about QVC's Operating Segments Narrative (Details)

v3.20.4
Information about QVC's Operating Segments Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
QVC-International      
Segment Reporting Information [Line Items]      
Segment Cost Allocation $ 33 $ 27 $ 39