Quarterly report pursuant to Section 13 or 15(d)

Earnings (Loss) Per Common Share (Earrings Per Share Basic and Diluted) (Details)

v2.3.0.15
Earnings (Loss) Per Common Share (Earrings Per Share Basic and Diluted) (Details)
In Millions
3 Months Ended 9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
Segment, Liberty Capital [Member]
       
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]        
Basic, Weighted average number of shares outstanding 81 86 81 92
Stock options 0 3 2 0
Diluted, Weighted average number of shares outstanding 81 89 83 92
Segment, Liberty Starz [Member]
       
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]        
Basic, Weighted average number of shares outstanding 51 50 51 50
Stock options 2 2 2 2
Diluted, Weighted average number of shares outstanding 53 52 53 52
Segment, Liberty Interactive [Member]
       
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]        
Basic, Weighted average number of shares outstanding 597 596 598 596
Stock options 7 8 7 7
Diluted, Weighted average number of shares outstanding 604 604 605 603
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount     14