Quarterly report pursuant to Section 13 or 15(d)

Information About Liberty's Operating Segments (Other Information By Segment) (Details)

v2.4.0.6
Information About Liberty's Operating Segments (Other Information By Segment) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Total assets $ 25,354   $ 26,255
Investments in affiliates, accounted for using the equity method 870   851
Capital expenditures 59 68  
Inter-group Eliminations [Member]
     
Investments in affiliates, accounted for using the equity method 0    
Capital expenditures 0    
Interactive Group [Member]
     
Total assets 14,554    
Investments in affiliates, accounted for using the equity method 319   304
Capital expenditures 50 68  
Interactive Group [Member] | QVC [Member]
     
Total assets 12,865    
Investments in affiliates, accounted for using the equity method 53    
Capital expenditures 33    
Interactive Group [Member] | E-commerce [Member]
     
Total assets 1,455    
Investments in affiliates, accounted for using the equity method 5    
Capital expenditures 17    
Interactive Group [Member] | Corporate And Other [Member]
     
Total assets 234    
Investments in affiliates, accounted for using the equity method 261    
Capital expenditures 0    
Ventures Group [Member]
     
Total assets 10,956    
Investments in affiliates, accounted for using the equity method 551   547
Capital expenditures 9 0  
Ventures Group [Member] | Corporate And Other [Member]
     
Total assets 3,592    
Investments in affiliates, accounted for using the equity method 551    
Capital expenditures 0    
Ventures Group [Member] | TripAdvisor, Inc. [Member]
     
Total assets 7,364    
Investments in affiliates, accounted for using the equity method 0    
Capital expenditures 9    
Inter-group Eliminations [Member]
     
Total assets (156)    
Investments in affiliates, accounted for using the equity method $ 0