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Goodwill (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2018 USD ($)
Goodwill [Line Items] |
Balance as of December 31, 2017 | $ 5,075
Exchange rate fluctuations | 34
Balance as of March 31, 2018 | 5,109
QVC-U.S. |
Goodwill [Line Items] |
Balance as of December 31, 2017 | 4,190
Exchange rate fluctuations | 0
Balance as of March 31, 2018 | 4,190
QVC-Germany |
Goodwill [Line Items] |
Balance as of December 31, 2017 | 305
Exchange rate fluctuations | 7
Balance as of March 31, 2018 | 312
QVC-Japan |
Goodwill [Line Items] |
Balance as of December 31, 2017 | 269
Exchange rate fluctuations | 15
Balance as of March 31, 2018 | 284
QVC-U.K. |
Goodwill [Line Items] |
Balance as of December 31, 2017 | 176
Exchange rate fluctuations | 8
Balance as of March 31, 2018 | 184
QVC-Italy |
Goodwill [Line Items] |
Balance as of December 31, 2017 | 135
Exchange rate fluctuations | 4
Balance as of March 31, 2018 | $ 139

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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