Quarterly report pursuant to Section 13 or 15(d)

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

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Earnings (Loss) Per Common Share (Earrings Per Share Basic and Diluted) (Details)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Liberty Interactive
       
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount     2  
Basic EPS (in shares) 486 523 490 529
Potentially dilutive shares (in shares) 10 8 10 7
Diluted EPS (in shares) 496 531 500 536
Liberty Ventures
       
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]        
Basic EPS (in shares) 73 74 73 74
Potentially dilutive shares (in shares) 1 0 1 0
Diluted EPS (in shares) 74 74 74 74