Earnings (Loss) Per Common Share (Earrings Per Share Basic and Diluted) (Details) - shares shares in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
QVC Group Common Stock
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	13	4	13	4
Basic EPS (WA shares outstanding)	479	469	482	471
Potentially dilutive shares	6	7	6	7
Diluted EPS (WA shares outstanding)	485	476	488	478
Liberty Ventures common stock
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1		1
Basic EPS (WA shares outstanding)	142	141	142	141
Potentially dilutive shares	1	2	1	2
Diluted EPS (WA shares outstanding)	143	143	143	143