Pension and Other Postretirement Benefits (Details 3) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Jun. 30, 2013
Pension Plans
Plans with projected benefit obligation in excess of plan assets
Projected benefit obligation	$ 1,246.9	$ 1,186.6
Fair value of plan assets	1,024.2	930.0
Plans with accumulated benefit obligations in excess of plan assets
Accumulated benefit obligation	1,153.9	1,072.2
Fair value of plan assets	1,024.2	930.0
Other Postretirement Plans
Plans with projected benefit obligation in excess of plan assets
Projected benefit obligation	285.2	259.8
Fair value of plan assets	106.5	93.2
Plans with accumulated benefit obligations in excess of plan assets
Accumulated benefit obligation	285.2	259.8
Fair value of plan assets	$ 106.5	$ 93.2

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If aggregate disclosures are presented, the aggregate pension accumulated benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 55

-Paragraph 17

-URI http://asc.fasb.org/extlink&oid=32704760&loc=d3e4179-114921

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2417-114920

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- Definition

If aggregate disclosures are presented, the aggregate fair value of plan assets for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

+ Details

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- Definition

If aggregate disclosures are presented, the aggregate projected benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

+ Details

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- Definition

If aggregate disclosures are presented, the aggregate fair value of plan assets for plans with benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2417-114920

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