Quarterly report pursuant to Section 13 or 15(d)

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

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Information about QVC's Operating Segments (Total Assets and Capital Expenditures by Segment) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Segment Reporting Information [Line Items]    
Total assets $ 16,131 $ 16,558
Capital expenditures 41  
Property and equipment, net of accumulated depreciation of $1,392 at March 31, 2021 and $1,544 at December 31, 2020 1,106 $ 1,178
QxH [Member]    
Segment Reporting Information [Line Items]    
Total assets 13,891  
Capital expenditures 36  
Property and equipment, net of accumulated depreciation of $1,392 at March 31, 2021 and $1,544 at December 31, 2020 728  
QVC-International    
Segment Reporting Information [Line Items]    
Total assets 2,240  
Capital expenditures 5  
Property and equipment, net of accumulated depreciation of $1,392 at March 31, 2021 and $1,544 at December 31, 2020 $ 378