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, 2017
Dec. 31, 2016
Segment Reporting Information [Line Items]    
Total assets $ 11,550 $ 11,545
Capital expenditures 152 179
QVC-U.S.    
Segment Reporting Information [Line Items]    
Total assets 9,429 9,595
Capital expenditures 116 152
QVC-International    
Segment Reporting Information [Line Items]    
Total assets 2,121 1,950
Capital expenditures $ 36 $ 27