Annual report pursuant to Section 13 and 15(d)

Related Party Transactions (Details)

v3.19.3.a.u2
Related Party Transactions (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Feb. 04, 2020
Jun. 23, 2016
Related Party Transaction [Line Items]          
Line of credit facility maximum borrowing capacity $ 3,650       $ 2,650
Letters of Credit Outstanding, Amount 12 $ 13      
QVC to Zulily allocated expenses [Member]          
Related Party Transaction [Line Items]          
Related party transaction, amounts of transactions 7 5 $ 4    
Zulily to QVC allocated expenses [Member]          
Related Party Transaction [Line Items]          
Related party transaction, amounts of transactions 9 6 $ 5    
QVC to CBI Allocated Expenses [Member]          
Related Party Transaction [Line Items]          
Related Party Transaction, Expenses from Transactions with Related Party 28 50      
CBI to QVC allocated expenses [Member]          
Related Party Transaction [Line Items]          
Related Party Transaction, Expenses from Transactions with Related Party 1 $ 5      
Cornerstone Brands Inc [Member]          
Related Party Transaction [Line Items]          
Repayments of Related Party Debt 29        
zulily, llc          
Related Party Transaction [Line Items]          
Letters of Credit Outstanding, Amount 9        
QVC [Member] | Senior secured credit facility          
Related Party Transaction [Line Items]          
Line of credit facility maximum borrowing capacity 3,250       2,250
Tranche One, Shared with Related Party [Member] | Senior secured credit facility          
Related Party Transaction [Line Items]          
Line of credit facility maximum borrowing capacity 400       $ 400
Line of Credit Facility, Fair Value of Amount Outstanding $ 130        
Subsequent Event [Member]          
Related Party Transaction [Line Items]          
Line of credit facility maximum borrowing capacity       $ 2,950  
Subsequent Event [Member] | QVC [Member]          
Related Party Transaction [Line Items]          
Line of credit facility maximum borrowing capacity       $ 2,550