Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Narrative) (Details)

v3.10.0.1
Long-Term Debt (Narrative) (Details)
$ in Thousands
Dec. 29, 2017
USD ($)
Jun. 23, 2016
USD ($)
Jan. 27, 2015
USD ($)
Jun. 30, 2018
USD ($)
Outstanding principal       $ 7,865,000
8.5% Senior Debentures Due 2029        
Interest rate (as a percent)       8.50%
Outstanding principal       $ 287,000
8.25% Senior Debentures Due 2030        
Interest rate (as a percent)       8.25%
Outstanding principal       $ 504,000
4% Exchangeable Senior Debentures Due 2029        
Interest rate (as a percent)       4.00%
Outstanding principal       $ 433,000
3.75% Exchangeable Senior Debentures Due 2030        
Interest rate (as a percent)       3.75%
Outstanding principal       $ 435,000
3.5% Exchangeable Senior Debentures Due 2031        
Interest rate (as a percent)       3.50%
Outstanding principal       $ 323,000
0.75% Exchangeable Senior Debentures due 2043        
Interest rate (as a percent)       0.75%
1.75% Exchangeable Senior Debentures due 2046        
Interest rate (as a percent)       1.75%
Outstanding principal       $ 332,000
Debt instruments, repurchase amount       457,000
Subsidiary Debt        
Outstanding principal       $ 186,000
QVC | QVC 3.125% Senior Secured Notes Due 2019        
Interest rate (as a percent)       3.125%
Outstanding principal       $ 400,000
QVC | QVC 5.125% Senior Secured Notes Due 2022        
Interest rate (as a percent)       5.125%
Outstanding principal       $ 500,000
QVC | QVC 4.375% Senior Secured Notes due 2023        
Interest rate (as a percent)       4.375%
Outstanding principal       $ 750,000
QVC | QVC 4.85% Senior Secured Notes Due 2024        
Interest rate (as a percent)       4.85%
Outstanding principal       $ 600,000
QVC | QVC 4.45% Senior Secured Notes Due 2025 [Member]        
Interest rate (as a percent)       4.45%
Outstanding principal       $ 600,000
QVC | QVC 5.45% Senior Secured Notes Due 2034 [Member]        
Interest rate (as a percent)       5.45%
Outstanding principal       $ 400,000
QVC | QVC 5.95% Senior Secured Notes due 2043        
Interest rate (as a percent)       5.95%
Outstanding principal       $ 300,000
QVC | QVC Bank Credit Facilities        
Outstanding principal       $ 1,335,000
QVC | Amendment No. 3 QVC Bank Credit Facility        
Maximum borrowing capacity   $ 2,650,000    
Interest rate (as a percent)       3.50%
Remaining borrowing capacity       $ 1,300,000
QVC | Standby Letters of Credit        
Maximum borrowing capacity   300,000    
QVC | Standby Letters of Credit | Portion of Credit Facility Available to QVC and zulily        
Maximum borrowing capacity   50,000    
QVC | Uncommitted Incremental Revolving Loan Commitments or Incremental Term Loans        
Maximum borrowing capacity   1,500,000    
QVC | Portion of Credit Facility Available Only to QVC        
Maximum borrowing capacity   2,250,000    
QVC | Portion of Credit Facility Available to QVC and zulily        
Maximum borrowing capacity   400,000    
Remaining borrowing capacity       400,000
QVC | Portion of Credit Facility that matures on March 9, 2020 [Member]        
Maximum borrowing capacity   $ 140,000    
HSNi | HSNi Bank Credit Facility        
Maximum borrowing capacity     $ 1,750,000  
Outstanding principal       480,000
Secured debt     $ 1,250,000  
Debt instrument, term     5 years  
Percentage secured by U.S. subsidiaries     100.00%  
Percentage secured by foreign subsidiaries     65.00%  
Line of Credit, current borrowing capacity     $ 750,000  
HSNi | HSNi Bank Credit Facility | Senior secured note        
Secured debt     $ 500,000  
HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Maximum borrowing capacity $ 1,000,000      
Remaining borrowing capacity       $ 512,000
Debt instrument interest Rate Interest rate (as a percent)       3.50%
Leverage ratio 3.50      
Credit issued under the revolving credit facility       $ 7,700
Minimum | HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Commitment fee (as a percent) 0.20%      
Minimum | LIBOR | QVC | Amendment No. 3 QVC Bank Credit Facility        
Debt Instrument, Basis Spread on Variable Rate   1.25%    
Minimum | LIBOR | HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Debt Instrument, Basis Spread on Variable Rate 1.25%      
Minimum | Base Rate | QVC | Amendment No. 3 QVC Bank Credit Facility        
Debt Instrument, Basis Spread on Variable Rate   0.25%    
Minimum | Base Rate | HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Debt instrument interest Rate Interest rate (as a percent) 0.25%      
Maximum | HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Commitment fee (as a percent) 0.30%      
Maximum | LIBOR | QVC | Amendment No. 3 QVC Bank Credit Facility        
Debt Instrument, Basis Spread on Variable Rate   1.75%    
Maximum | LIBOR | HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Debt Instrument, Basis Spread on Variable Rate 1.75%      
Maximum | Base Rate | QVC | Amendment No. 3 QVC Bank Credit Facility        
Debt Instrument, Basis Spread on Variable Rate   0.75%    
Maximum | Base Rate | HSNi | Amendment No. 1 HSNi Bank Credit Facility        
Debt instrument interest Rate Interest rate (as a percent) 0.75%