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Number of Brewers

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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The aggregate amount provided for estimated restructuring charges, remediation costs, and asset impairment loss during an accounting period. Generally, these items are either unusual or infrequent, but not both (in which case they would be extraordinary items).

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Goodwill and Intangible Assets Intangible Assets (Details) $ in Millions		3 Months Ended		9 Months Ended		12 Months Ended
	Apr. 30, 2015 CAD brewer	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Mar. 31, 2014 USD ($)
Details of intangible assets, other than goodwill:
Restructuring charges		$ 293.5	$ 367.6	$ 335.8	$ 317.8
Intangible assets subject to amortization:
Total Gross		5,267.3		5,267.3		$ 6,115.4
Accumulated amortization		(343.7)		(343.7)		(359.6)
Total Net		$ 4,923.6		4,923.6		5,755.8
Brands [Member] \| Minimum [Member]
Intangible assets subject to amortization:
Useful life		30 years
Brands [Member] \| Maximum [Member]
Intangible assets subject to amortization:
Useful life		50 years
Brands [Member]
Intangible assets subject to amortization:
Finite-Lived Intangible Assets, Gross		$ 1,158.6		1,158.6		483.5
Accumulated amortization		(225.0)		(225.0)		(229.1)
Net		933.6		933.6		254.4
Indefinite-lived intangible assets		3,161.1		$ 3,161.1		$ 4,590.2
Brands [Member] \| Minimum [Member]
Intangible assets subject to amortization:
Useful life				3 years		3 years
Brands [Member] \| Maximum [Member]
Intangible assets subject to amortization:
Useful life				40 years		40 years
Distribution Rights [Member]
Intangible assets subject to amortization:
Finite-Lived Intangible Assets, Gross		139.5		$ 139.5		$ 122.0
Accumulated amortization		(89.5)		(89.5)		(101.1)
Net		50.0		$ 50.0		$ 20.9
Distribution Rights [Member] \| Minimum [Member]
Intangible assets subject to amortization:
Useful life				3 years		3 years
Distribution Rights [Member] \| Maximum [Member]
Intangible assets subject to amortization:
Useful life				28 years		28 years
Other Intangible Assets [Member]
Intangible assets subject to amortization:
Finite-Lived Intangible Assets, Gross		30.7		$ 30.7		$ 31.7
Accumulated amortization		(29.2)		(29.2)		(29.4)
Net		1.5		1.5		2.3
Indefinite-lived intangible assets		17.5		$ 17.5		$ 17.5
Other Intangible Assets [Member] \| Minimum [Member]
Intangible assets subject to amortization:
Useful life				2 years		2 years
Other Intangible Assets [Member] \| Maximum [Member]
Intangible assets subject to amortization:
Useful life				8 years		8 years
Distribution Networks [Member]
Intangible assets subject to amortization:
Indefinite-lived intangible assets		759.9		$ 759.9		$ 870.5
Ontario, Canada [Member]
Details of intangible assets, other than goodwill:
Number of largest brewers \| brewer	2
Canada [Member]
Details of intangible assets, other than goodwill:
Percentage Of Fair Value Exceeding Carrying Value						11.00%
Canada [Member] \| Licensing Agreements [Member]
Details of intangible assets, other than goodwill:
Impairment of Intangible Assets, Finite-lived			8.9
Intangible assets subject to amortization:
Net								$ 4.9
Europe [Member]
Details of intangible assets, other than goodwill:
Percentage Of Fair Value Exceeding Carrying Value						14.00%
Europe [Member] \| Brand Impairment [Member]
Details of intangible assets, other than goodwill:
Restructuring charges		$ 275.0	$ 360.0	$ 275.0	$ 360.0	$ 360.0	$ 150.9
Brewer's Retail Inc. (BRI) [Member] \| Canada [Member]
Details of intangible assets, other than goodwill:
Sales tax, annual charge \| CAD	CAD 100,000,000
Sales Tax Agreement, Term	4 years
Long-term commitment to invest \| CAD	CAD 100,000,000
Enhancement of Purchasing Experience [Member] \| Brewer's Retail Inc. (BRI) [Member] \| Canada [Member]
Details of intangible assets, other than goodwill:
Long-term commitment to invest (percent)	80.00%