Business Acquisition, Inter-Group Interest Distributed

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- Definition

Business Acquisition, Special Dividend

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Business Acquisition, Special Dividend Issuable at Closing

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- Definition

Business Combination, Expected Consideration Transferred

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Equity Method Investment, Equalization Payments Expected from Co-Investee

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- Definition

Net Leverage Ratio Required

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Topic 350
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Number of shares of equity interests issued or issuable to acquire entity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Price of a single share of a number of saleable stocks of a company.

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Acquisition and Joint Venture Transactions (Details) $ / shares in Units, € in Millions, $ in Millions						3 Months Ended		6 Months Ended			7 Months Ended
	May 16, 2016 EUR (€) shares	May 16, 2016 USD ($) shares	Feb. 11, 2016 EUR (€)	Feb. 11, 2016 USD ($)	Jun. 03, 2015 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2016 EUR (€)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)	Jul. 01, 2016 shares	May 16, 2016 £ / shares	May 16, 2016 $ / shares	Feb. 15, 2016 EUR (€)	Feb. 15, 2016 USD ($)
Business Acquisition [Line Items]
Revenues						$ 5,074.1	$ 4,566.5		$ 9,662.1	$ 9,083.4
Net earnings (loss)						109.1	$ (409.9)		(263.6)	$ (931.6)
Vodafone Joint Venture [Member]
Business Acquisition [Line Items]
Ownership interest															50.00%	50.00%
Dutch Joint Venture [Member]
Business Acquisition [Line Items]
Ownership interest															50.00%	50.00%
Equalization payment expected															€ 1,000.0	$ 1,100.0
Dutch Joint Venture [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Net leverage ratio required															4.5	4.5
Dutch Joint Venture [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Net leverage ratio required															5	5
Viking Co NV [Member]
Business Acquisition [Line Items]
Ownership percentage by parent			50.00%	50.00%
CWC [Member]
Business Acquisition [Line Items]
Special dividend issuable at closing (in dollars per share) \| (per share)													£ 0.03	$ 0.043098
Special dividend		$ 193.8
Consideration transferred		$ 4,683.9
Direct acquisition costs \| €	€ 116.5
Revenues						285.4			285.4
Net earnings (loss)						(41.9)			(41.9)
CWC [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Weighted average useful life of intangible assets	8 years	8 years
BASE [Member]
Business Acquisition [Line Items]
Direct acquisition costs \| €			€ 17.1					€ 7.1
Revenues						166.9			256.1
Net earnings (loss)						$ (14.3)			$ (18.8)
BASE [Member] \| Telenet [Member]
Business Acquisition [Line Items]
Consideration transferred			1,321.9	$ 1,497.7
Liabilities incurred			€ 1,000.0	$ 1,100.0
BASE [Member] \| Mobile Spectrum [Member]
Business Acquisition [Line Items]
Weighted average useful life of intangible assets			11 years	11 years
BASE [Member] \| Trademarks [Member]
Business Acquisition [Line Items]
Weighted average useful life of intangible assets			20 years	20 years
BASE [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Weighted average useful life of intangible assets			6 years	6 years
Choice Acquisition [Member]
Business Acquisition [Line Items]
Weighted average useful life of intangible assets					10 years
Direct acquisition costs											$ 8.5
Choice Acquisition [Member] \| Parent Company [Member]
Business Acquisition [Line Items]
Consideration transferred					$ 10.5
Ownership percentage by parent					60.00%
Choice Acquisition [Member] \| Searchlight [Member]
Business Acquisition [Line Items]
Consideration transferred					$ 6.8
Ownership percentage by parent					40.00%
Percentage of voting interests acquired					100.00%
Expected consideration transfered					$ 276.4
Choice Acquisition [Member] \| Liberty Puerto Rico [Member]
Business Acquisition [Line Items]
Liabilities incurred					$ 259.1
Liberty Global Group [Member] \| Dutch Joint Venture [Member]
Business Acquisition [Line Items]
Ownership interest															50.00%	50.00%
Common Class A [Member] \| Liberty Global Group [Member] \| CWC [Member]
Business Acquisition [Line Items]
Equity interest (in shares) \| shares	31,607,008	31,607,008
Equity consideration		$ 1,167.2
Share price (in dollars per share) \| $ / shares														36.93
Common Class A [Member] \| LiLAC Group [Member] \| CWC [Member]
Business Acquisition [Line Items]
Equity interest (in shares) \| shares	3,648,513	3,648,513
Equity consideration		$ 144.1
Share price (in dollars per share) \| $ / shares														39.50
Common Class C [Member] \| CWC [Member] \| Cable & Wireless Communications Limited (CWC) [Member]
Business Acquisition [Line Items]
Equity interest (in shares) \| shares	4,433,222,313	4,433,222,313
Common Class C [Member] \| Liberty Global Group [Member] \| CWC [Member]
Business Acquisition [Line Items]
Equity interest (in shares) \| shares	77,379,774	77,379,774
Equity consideration		$ 2,803.5
Share price (in dollars per share) \| $ / shares														36.23
Common Class C [Member] \| LiLAC Group [Member] \| CWC [Member]
Business Acquisition [Line Items]
Equity interest (in shares) \| shares	8,939,316	8,939,316
Equity consideration		$ 375.3
Share price (in dollars per share) \| $ / shares														$ 41.98
Subsequent Event [Member] \| LiLAC Group [Member] \| CWC [Member]
Business Acquisition [Line Items]
Inter-group interest distributed (in shares) \| shares												117,425,359