v3.3.1.900

Basis of Presentation (Narrative) (Details) |  | 12 Months Ended |
--- | --- | --- | ---
May. 23, 2012 | Dec. 31, 2014 country | Jan. 26, 2014 shares
Basis of Presentation [Line Items] |  |  |
Number of countries in which entity provides services (in countries) |  | 14 |
Class C Ordinary Shares [Member] |  |  |
Basis of Presentation [Line Items] |  |  |
Number of shares issued for each class of ordinary stock for share dividend (in shares) | shares |  |  | 1
Austar [Member] |  |  |
Basis of Presentation [Line Items] |  |  |
Percentage ownership in subsidiary | 54.15% |  |
Video, Broadband Internet and FIxed-Line Telephony [Member] | Europe [Member] |  |  |
Basis of Presentation [Line Items] |  |  |
Number of countries in which entity provides services (in countries) |  | 8 |
Mobile Services [Member] | Europe [Member] |  |  |
Basis of Presentation [Line Items] |  |  |
Number of countries in which entity provides services (in countries) |  | 4 |
Telenet [Member] |  |  |
Basis of Presentation [Line Items] |  |  |
Percentage ownership in subsidiary |  | 56.60% |
Liberty Cablevision of Puerto Rico LLC [Member] |  |  |
Basis of Presentation [Line Items] |  |  |
Percentage ownership in subsidiary |  | 60.00% |

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