Annual report pursuant to Section 13 and 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
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Assets $ 8,325 $ 7,719
Investments in affiliates, accounted for using the equity method 3,341 563
Payments to Acquire Productive Assets 31 14
Starz, LLC [Member]
    
Assets 2,173 2,630
Investments in affiliates, accounted for using the equity method 0 0
Payments to Acquire Productive Assets 16 8
ANLBC [Member]
    
Assets 526 545
Investments in affiliates, accounted for using the equity method 32 31
Payments to Acquire Productive Assets 2 1
SIRIUS XM [Member]
    
Investments in affiliates, accounted for using the equity method 0 0
Payments to Acquire Productive Assets 97 137
Corporate And Other [Member]
    
Assets 5,626 4,544
Investments in affiliates, accounted for using the equity method 3,309 532
Payments to Acquire Productive Assets 13 5
equity method elimination [Member]
    
Assets (9,055) (7,496)
Investments in affiliates, accounted for using the equity method 0 0
Payments to Acquire Productive Assets $ (97) $ (137)