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Employee Benefit Plans - Plan's target asset allocations and weighted average asset allocation of plan assets (Details 5) | 12 Months Ended |
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Jun. 30, 2014 | Jun. 30, 2013
Debt securities |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Target allocation for 2015 minimum | 10.00% |  |  |
Target allocation for 2015 maximum | 35.00% |  |  |
Percentage of Plan Assets | 20.00% |  | 25.00% |
Equity securities |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Target allocation for 2015 minimum | 20.00% |  |  |
Target allocation for 2015 maximum | 50.00% |  |  |
Percentage of Plan Assets | 35.00% |  | 70.00% |
Global asset allocation/risk parity |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Target allocation for 2015 minimum | 20.00% | [1] |  |
Target allocation for 2015 maximum | 40.00% | [1] |  |
Percentage of Plan Assets | 35.00% | [1] |  | [1]
Other |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Target allocation for 2015 minimum | 0.00% |  |  |
Target allocation for 2015 maximum | 25.00% |  |  |
Percentage of Plan Assets | 10.00% |  | 5.00% |
[1] | The global asset allocation/risk parity category consists of a variety of asset classes including, but not limited to, global bonds, global equities, real estate, commodities and alpha only strategies.

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- Details
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- Definition Plan assets of a defined benefit plan, as a percentage of projected benefit obligation. + References No definition available. + Details
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- Definition Target allocation maximum percentage of investments of this type to total plan assets presented on a weighted average basis. + 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 (d)(i) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2446-114920 + Details
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- Definition Target allocation minimum percentage of investments of this type to total plan assets presented on a weighted average basis. + 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 (d)(i) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2446-114920 + Details
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