Annual report pursuant to Section 13 and 15(d)

Leases - Narrative (Details)

v3.20.4
Leases - Narrative (Details)
ft² in Millions, $ in Millions
 12 Months Ended
Oct. 05, 2018
USD ($)
ft²
item
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Leases      
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability   $ 35 $ 173
Operating lease liability   $ 383 $ 413
Operating lease, existence of option to extend   true  
Maximum      
Leases      
Renewal term   14 years  
QVC | ECDC Lease      
Leases      
Area of leased building (in square feet) | ft² 1.7    
Initial term of lease (in years) 15 years    
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability $ 141    
Operating lease liability $ 131    
Operating lease, existence of option to extend true    
Maximum number of consecutive terms eligible for extension | item 2    
Renewal term 5 years    
Final renewal term 4 years    
QVC | ECDC Lease | Minimum      
Leases      
Operating Lease, rent expenses $ 10    
QVC | ECDC Lease | Maximum      
Leases      
Operating Lease, rent expenses $ 14