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Income Taxes (Narrative) (Details) - USD ($)	Mar. 31, 2016	Jun. 30, 2015
Income Tax Authority [Line Items]
Gross tax contingency reserve	$ 1,500,000
Estimated tax liabilities included in the gross tax contingency reserve	1,000,000
Interest and penalties included in the gross tax contingency reserve	500,000
Gross tax contingency reserve, classified as current liabilities	0
Gross tax contingency reserve, classified as noncurrent liabilities	1,500,000
Federal [Member]
Income Tax Authority [Line Items]
Prepaid taxes	6,000,000	$ 3,800,000
State and Local [Member]
Income Tax Authority [Line Items]
Prepaid taxes	$ 900,000	$ 600,000

X

- Definition

Income Tax Authority [Line Items]

+ References

No definition available.

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- Definition

The portion of the gross tax contingency reserve related to tax liabilities accrued as of the balance sheet date. This balance excludes accrued penalties and interest.

+ References

No definition available.

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The current portion of the amount recognized for uncertain tax positions as of the balance sheet date.

+ 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 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The noncurrent portion of the amount recognized for uncertain tax positions as of the balance sheet date.

+ References

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-Name Accounting Standards Codification
-Topic 210
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Amount of asset related to consideration paid in advance for income and other taxes that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Current Assets
-URI http://asc.fasb.org/extlink&oid=6509628

Reference 4: http://www.xbrl.org/2003/role/presentationRef
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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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