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Note 9 - Share-based Compensation, Stock Options, Activity (Details)	3 Months Ended
	Sep. 30, 2015 shares
Outstanding - June 30, 2015 (in shares)	994,888
Granted (in shares)	24,367
Exercised (in shares)	(7,328)
Canceled (forfeited/expired) (in shares)	(10,800)
Outstanding - September 30, 2015 (in shares)	1,001,127
Exercisable - September 30, 2015 (in shares)	555,252

X

- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section 50



-Paragraph 2



-Subparagraph (c)(1)(iii)



-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



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-Section 50



-Paragraph 2



-Subparagraph (c)(1)(iv)(3)-(4)



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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Number of share options (or share units) exercised during the current period.

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