Long-Term Debt (Debt Securities That Are Not Reported At Fair Value) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Carrying value of debt measured at fair value	$ 2,365	$ 2,355
Senior Debentures
Debt Instrument [Line Items]
Carrying value of debt measured at fair value	869
QVC Senior Secured Notes
Debt Instrument [Line Items]
Carrying value of debt measured at fair value	$ 3,946

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

No definition available.

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant