v3.3.1.900

Acquisitions (Pending 2015 Acquisition and 2014 Acquisition) (Narrative) (Details) € / shares in Units, $ / shares in Units, € in Millions, $ in Millions |  |  |  |  |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 09, 2014 USD ($) | Dec. 03, 2014 EUR (€) € / shares | Dec. 03, 2014 USD ($) $ / shares shares | Nov. 19, 2014 EUR (€) shares | Nov. 19, 2014 USD ($) shares | Nov. 11, 2014 EUR (€) € / shares shares | Nov. 11, 2014 USD ($) $ / shares shares | Oct. 10, 2014 | Dec. 31, 2014 USD ($) | Jun. 30, 2015 | Dec. 03, 2014 USD ($) | Nov. 10, 2014 shares
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Impact of Statutory Squeeze-out | $ |  |  |  |  |  |  |  |  | $ 416.7 |  |  |
Additional paid-in capital [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Impact of Statutory Squeeze-out | $ |  |  |  |  |  |  |  |  | $ (663.8) |  |  |
Ziggo Acquisition [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest acquired (in shares) |  |  |  |  |  | 136,603,794 | 136,603,794 |  |  |  |  |
Business acquisition percentage of additional voting interests acquired |  |  |  |  |  |  | 88.90% |  |  |  |  |
Business acquisition, cash consideration | $ |  |  |  |  |  |  | $ 1,872.9 |  |  |  |  |
Number of common stock shares owned (in shares) |  |  |  |  |  |  |  |  |  |  |  | 41,329,850
Cash acquired from acquisition | $ |  |  |  |  |  |  | $ 16.8 |  |  |  |  |
Weighted average useful life of acquired intangible assets |  |  |  |  |  | 10 years | 10 years |  |  |  |  |
Acquisition costs | $ |  |  |  |  |  |  | $ 84.1 |  |  |  |  |
Ziggo Acquisition [Member] | Class A Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition consideration issued (in shares) |  |  |  |  |  | 31,172,985 | 31,172,985 |  |  |  |  |
Ziggo Acquisition [Member] | Class C Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition consideration issued (in shares) |  |  |  |  |  | 76,907,936 | 76,907,936 |  |  |  |  |
Ziggo NCI Acquisition [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest acquired (in shares) |  |  |  | 18,998,057 | 18,998,057 |  |  |  |  |  |  |
Ownership percentage |  |  |  | 98.40% | 98.40% |  |  |  |  |  |  |
Business acquisition, cash consideration |  |  |  | € 209.0 | $ 260.7 |  |  |  |  |  |  |
Ziggo NCI Acquisition [Member] | Class A Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition consideration issued (in shares) |  |  |  | 4,335,357 | 4,335,357 |  |  |  |  |  |  |
Ziggo NCI Acquisition [Member] | Class C Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition consideration issued (in shares) |  |  |  | 10,695,906 | 10,695,906 |  |  |  |  |  |  |
Ziggo Merger Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest transferred in cash (in dollars per share) | (per share) |  |  |  |  |  | € 11.00 | $ 13.71 |  |  |  |  |
Ziggo Merger Agreement [Member] | Film1 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Commitment term |  |  |  |  |  |  |  | 3 years |  |  |  |
Ziggo Merger Agreement [Member] | Netherlands Network [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Commitment term |  |  |  |  |  |  |  | 8 years |  |  |  |
Ziggo Merger Agreement [Member] | Class A Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest transferred (in dollars per share) | $ / shares |  |  |  |  |  |  | 0.2282 |  |  |  |  |
Ziggo Merger Agreement [Member] | Class C Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest transferred (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 0.5630 |  |  |  |  |
Ziggo Acquisition and Ziggo NCI Acquisition [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, cash consideration |  |  |  |  |  | € 1,711.6 | $ 2,133.6 |  |  |  |  |
Ziggo Acquisition and Ziggo NCI Acquisition [Member] | Class A Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition consideration issued (in shares) |  |  |  |  |  | 35,508,342 | 35,508,342 |  |  |  |  |
Ziggo Acquisition and Ziggo NCI Acquisition [Member] | Class C Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition consideration issued (in shares) |  |  |  |  |  | 87,603,842 | 87,603,842 |  |  |  |  |
Ziggo Statutory Squeeze-Out [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest acquired (in shares) |  |  | 3,162,605 |  |  |  |  |  |  |  |  |
Equity interest transferred in cash (in dollars per share) | (per share) |  | € 39.78 | $ 48.14 |  |  |  |  |  |  |  |  |
Expected redemption value of mandatorily redeemable noncontrolling interest |  | € 125.8 |  |  |  |  |  |  |  |  | $ 152.2 |
Ziggo Statutory Squeeze-Out [Member] | Additional paid-in capital [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Impact of Statutory Squeeze-out | $ |  |  | $ 2.6 |  |  |  |  |  |  |  |  |
Searchlight [Member] | Choice Acquisition [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Expected interest to be acquired | 100.00% |  |  |  |  |  |  |  |  |  |  |
Committed facilities to fund transaction costs | $ | $ 257.5 |  |  |  |  |  |  |  |  |  |  |
Expected consideration to be transferred | $ | $ 272.5 |  |  |  |  |  |  |  |  |  |  |
Searchlight [Member] | Choice Acquisition [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition percentage of voting interests acquired |  |  |  |  |  |  |  |  |  | 40.00% |  |
Liberty Global [Member] | Choice Acquisition [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition percentage of voting interests acquired |  |  |  |  |  |  |  |  |  | 60.00% |  |

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