Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Narrative (Details)

v3.20.2
Long-Term Debt - Narrative (Details)
Apr. 01, 2020
USD ($)
Dec. 31, 2018
USD ($)
Jun. 30, 2020
USD ($)
Feb. 04, 2020
USD ($)
4% Exchangeable Senior Debentures Due 2029        
Long-term debt        
Interest rate (as a percent)     4.00%  
3.75% Exchangeable Senior Debentures Due 2030        
Long-term debt        
Interest rate (as a percent)     3.75%  
T-Mobile US, Inc. | 4% Exchangeable Senior Debentures Due 2029        
Long-term debt        
Debt instrument, conversion ratio 0.3309      
T-Mobile US, Inc. | 3.75% Exchangeable Senior Debentures Due 2030        
Long-term debt        
Debt instrument, conversion ratio 0.2419      
Century Link, Inc. | 4% Exchangeable Senior Debentures Due 2029        
Long-term debt        
Debt instrument, conversion ratio 0.7860      
Century Link, Inc. | 3.75% Exchangeable Senior Debentures Due 2030        
Long-term debt        
Debt instrument, conversion ratio 0.5746      
QVC | Standby Letters of Credit        
Long-term debt        
Maximum borrowing capacity   $ 450,000,000    
QVC | Amendment No. 4 QVC Bank Credit Facility        
Long-term debt        
Maximum borrowing capacity   $ 2,950,000,000    
Remaining borrowing capacity     $ 2,900,000,000  
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   $ 1,500,000,000    
QVC | Portion of Credit Facility Available to QVC or zulily        
Long-term debt        
Maximum borrowing capacity   400,000,000    
QVC | Portion of Credit Facility Available to QVC or zulily | Standby Letters of Credit        
Long-term debt        
Maximum borrowing capacity   50,000,000    
QVC | Portion of Credit Facility Available Only to QVC        
Long-term debt        
Maximum borrowing capacity   $ 2,550,000,000    
QVC | Credit Facility Portion Available to Zulily And Letters Of Credit        
Long-term debt        
Remaining borrowing capacity     $ 400,000,000  
QVC | QVC 4.75% Senior Secured Notes Due 2027        
Long-term debt        
Interest rate (as a percent)     4.75%  
Debt Instrument, Face Amount       $ 575,000,000
T-Mobile US, Inc. | Sprint Corporation        
Long-term debt        
Debt instrument, face amount per debenture $ 1,000      
Acquisition, conversion ratio of shares 0.10256