Quarterly report pursuant to Section 13 or 15(d)

Information About Liberty's Operating Segments (Reconciliation Of Segment Adjusted OIBDA To Earnings (Loss) From Continuing Operations Before Income Taxes) (Details)

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Information About Liberty's Operating Segments (Reconciliation Of Segment Adjusted OIBDA To Earnings (Loss) From Continuing Operations Before Income Taxes) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Consolidated segment Adjusted OIBDA $ 418 $ 378
Stock-based compensation (17) (16)
Depreciation and amortization (143) (149)
Interest expense (106) (114)
Share of earnings (losses) of affiliates 11 20
Realized and unrealized gains on financial instruments, net (18) (59)
Other, net 3 18
Earnings from continuing operations before income taxes 148 78
QVC [Member]
   
Consolidated segment Adjusted OIBDA 390 363
Corporate And Other [Member]
   
Consolidated segment Adjusted OIBDA $ (6) $ (14)