Quarterly report pursuant to Section 13 or 15(d)

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

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Information About Qurate Retail's Operating Segments (Reconciliation Of Segment Adjusted OIBDA To Earnings (Loss) From Continuing Operations Before Income Taxes) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Information About Liberty's Operating Segments        
Consolidated segment Adjusted OIBDA $ 468 $ 413 $ 1,502 $ 1,331
Stock-based compensation (21) (22) (67) (59)
Depreciation and amortization (167) (180) (489) (594)
Transaction related costs (43) (3) (57) (3)
Operating Income (Loss) 237 208 889 675
Interest expense (94) (88) (288) (267)
Share of earnings (losses) of affiliates, net (29) (86) (89) (122)
Realized and unrealized gains (losses) on financial instruments, net (note 7) (27) 4 92 280
Other, net 1 7 (8) 1
Earnings (loss) from continuing operations before income taxes $ 88 $ 45 $ 596 $ 567