Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Narrative) (Details)

v2.4.1.9
Income Taxes (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Income Tax Contingency [Line Items]      
Income tax expense (benefit) $ 72us-gaap_IncomeTaxExpenseBenefit $ 74us-gaap_IncomeTaxExpenseBenefit  
Effective income tax rate reconciliation, percent 36.70%us-gaap_EffectiveIncomeTaxRateContinuingOperations 37.80%us-gaap_EffectiveIncomeTaxRateContinuingOperations  
UNITED STATES      
Income Tax Contingency [Line Items]      
Effective income tax rate reconciliation, at federal statutory income tax rate, percent 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_IncomeTaxAuthorityAxis
= country_US
   
Liberty | Tax Agreement      
Income Tax Contingency [Line Items]      
Current tax payments due to related parties $ 63us-gaap_DueToAffiliateCurrentAndNoncurrent
/ us-gaap_RelatedPartyTransactionAxis
= qvc_TaxAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= qvc_LibertyMember
  $ 55us-gaap_DueToAffiliateCurrentAndNoncurrent
/ us-gaap_RelatedPartyTransactionAxis
= qvc_TaxAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= qvc_LibertyMember