CONSOLIDATED BALANCE SHEETS (PARENTHETICALS) (USD $) In Millions, except Per Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Preferred Stock, Non-voting, No Par Value	$ 0tap_PreferredStockNonVotingNoParValue	$ 0tap_PreferredStockNonVotingNoParValue
Preferred Stock, Shares Authorized	25.0us-gaap_PreferredStockSharesAuthorized	25.0us-gaap_PreferredStockSharesAuthorized
Preferred Stock, Shares Issued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Treasury Stock, Shares	7.5us-gaap_TreasuryStockShares	7.5us-gaap_TreasuryStockShares
Common Class A [Member]
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	500.0	500.0
Common Stock, Shares, Issued	2.6	2.6
Common Stock, Shares, Outstanding	2.6	2.6
Common Class B [Member]
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	500.0	500.0
Common Stock, Shares, Issued	170.7	169.9
Class A Exchangeable Shares [Member]
Exchangeable Stock, No Par Value	$ 0	$ 0
Exchangeable Stock, Shares Issued	2.9	2.9
Exchangeable Stock, Shares Outstanding	2.9	2.9
Class B Exchangeable Shares [Member]
Exchangeable Stock, No Par Value	$ 0	$ 0
Exchangeable Stock, Shares Issued	17.5	17.6
Exchangeable Stock, Shares Outstanding	17.5	17.6

Exchangeable Stock, No Par Value

No definition available.

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- Definition

Total number of exchangeable shares of an entity that have been sold or granted to shareholders (includes exchangeable shares that have been repurchased). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued includes shares outstanding and shares held in treasury.

+ References

No definition available.

+ Details

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- Definition

Total number of shares of exchangeable shares held by shareholders. May be all or portion of the number of exchangeable shares authorized. These shares represent the ownership interest of the exchangeable shareholders. Excludes exchangeable shares repurchased by the entity and held as Treasury shares. Shares outstanding equals shares issued minus shares held in treasury. Does not include exchangeable shares that have been repurchased.

+ References

No definition available.

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- Definition

Preferred Stock, Non-voting, No Par Value

+ References

No definition available.

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- Definition

Face amount or stated value per share of common stock.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.29)

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-Section 02

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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

+ References

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

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-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

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- Definition

The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

+ References

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-Publisher FASB

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-Number 210

-Section 02

-Paragraph 29

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- Definition

Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

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

-Publisher FASB

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-SubTopic 10

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- Definition

Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

+ References

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