Share-based Compensation (Telenet Specific Stock Option Plans) (Schedule) (Details) (Telenet [Member]) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 USD ($)	Dec. 31, 2013 EUR (€)	Dec. 31, 2013 Telenet 2013 Specific Stock Option Plan [Member]	Dec. 31, 2013 Telenet 2010 Specific Stock Option Plan [Member] EUR (€)	Dec. 31, 2013 Employee Stock Options and Warrant Plans [Member] EUR (€)
Number of shares
Options outstanding at beginning of period (in shares)				833,594	3,185,709
Options granted (in shares)				456,490	799,448
Options forfeited (in shares)					(9,212)
Options exercised (in shares)					(2,312,516)
Net impact of anti-dilution adjustments related to capital distributions (in shares)				252,540	406,378
Options outstanding at end of period (in shares)				1,542,624	2,069,807
Options exercisable at end of period (in shares)				0	958,071
Weighted average exercise price
Options outstanding at beginning of period (in dollars per shares)				€ 18.66	€ 13.95
Options granted (in dollars per shares)	$ 25.15	€ 18.24		€ 26.43	€ 34.51
Options forfeitured (in dollars per share)					€ 17.78
Options exercised (in dollars per shares)					€ 11.64
Net impact of anti-dilution adjustments related to capital distributions (in dollars per share)				€ (3.58)	€ (2.86)
Options outstanding at end of period (in dollars per shares)				€ 17.91	€ 21.71
Options exercisable at end of period (in dollars per shares)				€ 0	€ 14.39
Weighted average remaining contractual term, in years
Options outstanding at end of period				3 years 9 months 18 days	3 years 7 months 6 days
Options exercisable at end of period			0 years	0 years	1 year 7 months 6 days
Aggregate intrinsic value
Options outstanding at end of period				€ 39.3	€ 44.8
Options exercisable at end of period				€ 0	€ 27.8