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Income Taxes Income Taxes (Details 5) $ in Millions	12 Months Ended
	Jun. 30, 2017 USD ($)
State tax credit carryforward [Member]
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Description	June 2017 to June 2032
Tax Credit Carryforward, Amount	$ 0
Federal tax credit carryforward [Member]
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Description	June 2018 to June 2024
Tax Credit Carryforward, Amount	$ 2
Foreign tax credit carryforward [Member]
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Description	June 2034 to June 2036
Tax Credit Carryforward, Amount	$ 1

X

- Definition

The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32559-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Carryforwards
-URI http://asc.fasb.org/extlink&oid=6506874

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Balance Type:	debit
Period Type:	instant

X

- Definition

A description of the origin, nature, and characteristics of the tax credit carryforward.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32559-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Carryforwards
-URI http://asc.fasb.org/extlink&oid=6506874

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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X

- Details

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X

- Details

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