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Note 9 - Derivative Financial Instruments (Details) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Interest Rate Swap [Member]
Note 9 - Derivative Financial Instruments (Details) [Line Items]
Derivative, Notional Amount	$ 35,000,000
Derivative, Average Fixed Interest Rate	1.63%
Derivative, Net Hedge Ineffectiveness Gain (Loss)	$ 0	$ 0	$ 0
Foreign Exchange Contract [Member]
Note 9 - Derivative Financial Instruments (Details) [Line Items]
Outstanding forward contracts, unrealized gain (loss)	$ 700,000	$ (1,200,000)

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

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



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Article 12



-Section 13



-Sentence Column B

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- References

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- Definition

Information pertaining to outstanding forward contracts.

+ References

No definition available.

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- Definition

Average fixed interest rate related to the group of interest rate derivatives.

+ References

No definition available.

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- Definition

Amount of gain (loss) from the ineffectiveness of the hedge.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 815



-SubTopic 10



-Section 50



-Paragraph 4C



-Subparagraph (d)(1)



-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959



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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 815



-SubTopic 25



-Section 50



-Paragraph 1



-Subparagraph (a)(1)



-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

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