Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Disaggregation of Revenue (Details)

v3.10.0.1
Summary of Significant Accounting Policies - Disaggregation of Revenue (Details)
$ in Millions
12 Months Ended
Dec. 31, 2018
USD ($)
Disaggregation of Revenue [Line Items]  
Net revenue $ 14,070
Corp and Other  
Disaggregation of Revenue [Line Items]  
Net revenue 964
QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 6,349
QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 2,738
HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 2,202
zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 1,817
Home  
Disaggregation of Revenue [Line Items]  
Net revenue 5,500
Home | Corp and Other  
Disaggregation of Revenue [Line Items]  
Net revenue 791
Home | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 2,265
Home | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 1,023
Home | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 910
Home | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 511
Apparel  
Disaggregation of Revenue [Line Items]  
Net revenue 2,640
Apparel | Corp and Other  
Disaggregation of Revenue [Line Items]  
Net revenue 180
Apparel | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 1,140
Apparel | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 453
Apparel | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 183
Apparel | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 684
Beauty  
Disaggregation of Revenue [Line Items]  
Net revenue 2,016
Beauty | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 1,040
Beauty | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 640
Beauty | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 286
Beauty | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 50
Accessories  
Disaggregation of Revenue [Line Items]  
Net revenue 1,678
Accessories | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 772
Accessories | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 273
Accessories | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 161
Accessories | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 472
Electronics  
Disaggregation of Revenue [Line Items]  
Net revenue 1,266
Electronics | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 674
Electronics | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 119
Electronics | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 455
Electronics | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 18
Jewelry  
Disaggregation of Revenue [Line Items]  
Net revenue 739
Jewelry | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 324
Jewelry | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 213
Jewelry | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 149
Jewelry | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue 53
Other  
Disaggregation of Revenue [Line Items]  
Net revenue 231
Other | Corp and Other  
Disaggregation of Revenue [Line Items]  
Net revenue (7)
Other | QVC US  
Disaggregation of Revenue [Line Items]  
Net revenue 134
Other | QVC International  
Disaggregation of Revenue [Line Items]  
Net revenue 17
Other | HSN  
Disaggregation of Revenue [Line Items]  
Net revenue 58
Other | zulily  
Disaggregation of Revenue [Line Items]  
Net revenue $ 29