Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Narrative (Details)

v3.20.1
Long-Term Debt - Narrative (Details) - USD ($)
$ in Millions
Dec. 31, 2018
Mar. 31, 2020
Feb. 04, 2020
1.75% Exchangeable Senior Debentures due 2046      
Long-term debt      
Interest rate (as a percent)   1.75%  
QVC | Standby Letters of Credit      
Long-term debt      
Maximum borrowing capacity $ 450    
QVC | Amendment No. 4 QVC Bank Credit Facility      
Long-term debt      
Maximum borrowing capacity $ 2,950    
Interest rate (as a percent)   2.10%  
Remaining borrowing capacity   $ 2,400  
QVC | Amendment No. 4 QVC Bank Credit Facility | Base Rate      
Long-term debt      
Debt Instrument, Description of Variable Rate Basis base rate    
QVC | Amendment No. 4 QVC Bank Credit Facility | Base Rate | Minimum      
Long-term debt      
Debt Instrument, Basis Spread on Variable Rate 0.25%    
QVC | Amendment No. 4 QVC Bank Credit Facility | Base Rate | Maximum      
Long-term debt      
Debt Instrument, Basis Spread on Variable Rate 0.75%    
QVC | Amendment No. 4 QVC Bank Credit Facility | LIBOR      
Long-term debt      
Debt Instrument, Description of Variable Rate Basis LIBOR    
QVC | Amendment No. 4 QVC Bank Credit Facility | LIBOR | Minimum      
Long-term debt      
Debt Instrument, Basis Spread on Variable Rate 1.25%    
QVC | Amendment No. 4 QVC Bank Credit Facility | LIBOR | Maximum      
Long-term debt      
Debt Instrument, Basis Spread on Variable Rate 1.75%    
QVC | Uncommitted Incremental Revolving Loan Commitments or Incremental Term Loans      
Long-term debt      
Maximum borrowing capacity $ 1,500    
QVC | Portion of Credit Facility Available to QVC or zulily      
Long-term debt      
Maximum borrowing capacity 400    
QVC | Portion of Credit Facility Available to QVC or zulily | Standby Letters of Credit      
Long-term debt      
Maximum borrowing capacity 50    
QVC | Portion of Credit Facility Available Only to QVC      
Long-term debt      
Maximum borrowing capacity $ 2,550    
QVC | Credit Facility Portion Available to Zulily And Letters Of Credit      
Long-term debt      
Remaining borrowing capacity   $ 400  
QVC | QVC 4.75% Senior Secured Notes Due 2027      
Long-term debt      
Interest rate (as a percent)   4.75%  
Debt Instrument, Face Amount     $ 575