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Benefit Plans Contributions (Details) (USD $) In Millions, unless otherwise specified | 9 Months Ended | 12 Months Ended | 9 Months Ended | 6 Months Ended | 12 Months Ended
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Jun. 30, 2014 Other Pension Plans, Defined Benefit | Sep. 30, 2009 Other Pension Plans, Defined Benefit | Jun. 30, 2014 Other Post-retirement Benefits | Jun. 30, 2013 Other Post-retirement Benefits | Jun. 30, 2014 Supplemental Employee Retirement Plan, Defined Benefit [Member] | Jun. 30, 2013 Supplemental Employee Retirement Plan, Defined Benefit [Member] | Sep. 30, 2014 Scenario, Forecast [Member] Other Pension Plans, Defined Benefit | Sep. 30, 2014 Scenario, Forecast [Member] Other Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure |  |  |  |  |  |  |  |
Defined Benefit Plan, Contributions by Employer | $ 126 | $ 1,000 | $ 23 | $ 34 | $ 6 | $ 6 | $ 124 | $ 250

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- Definition The increase in the fair value of plan assets from contributions made by the employer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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- Details
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