v3.10.0.1

Acquisitions (Schedules) (Details) - USD ($) $ in Millions | May 16, 2016 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Feb. 11, 2016
--- | --- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |  |
Goodwill |  | $ 13,715.8 | $ 14,354.1 | $ 12,758.5 |
BASE |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash and cash equivalents |  |  |  |  | $ 160.1
Other current assets |  |  |  |  | 148.3
Property and equipment, net |  |  |  |  | 811.4
Goodwill |  |  |  |  | 330.7
Other assets, net |  |  |  |  | 10.5
Other accrued and current liabilities |  |  |  |  | (290.0)
Other long-term liabilities |  |  |  |  | (93.4)
Total purchase price |  |  |  |  | 1,494.3
CWC |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Special Dividend | $ 193.8 |  |  |  |
Cost of acquired entity | 4,683.9 |  |  |  |
Mobile Spectrum | BASE |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  | 261.0
Customer relationships | BASE |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  | 115.0
Trademarks | BASE |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  | $ 40.7
Liberty Global Shares | CWC | Class A |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Liberty Global Class A & C ordinary shares | 1,167.2 |  |  |  |
Liberty Global Shares | CWC | Class C |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Liberty Global Class A & C ordinary shares | 2,803.5 |  |  |  |
LiLAC Shares | CWC | Class A |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Liberty Global Class A & C ordinary shares | 144.1 |  |  |  |
LiLAC Shares | CWC | Class C |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Liberty Global Class A & C ordinary shares | $ 375.3 |  |  |  |

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