Note 13 - Significant Supplier (Details Textual)	12 Months Ended
Jun. 30, 2015	Jun. 30, 2014
Entity Wide Inventory Purchases from One Vendor [Member]
Concentration Risk, Supplier	97%	96%
Entity Wide Accounts Payable Owed to One Vendor [Member]
Concentration Risk, Supplier	92%	89%
Entity Wide Revenue Related to One Vendor's Products [Member]
Concentration Risk, Supplier	96%

Description of risks that arise due to the volume of business transacted with a particular supplier or reliance placed on that supplier. At a minimum, the description informs financial statement users of the general nature of the risk.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 16

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6327-108592

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=51801474&loc=d3e7102-108593

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Name:	us-gaap_ConcentrationRiskSupplier
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration