Note 7 - Summary of Net Equipment by Geographic Area (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Geographic Concentration Risk [Member] \| UNITED STATES
Property, Plant, and Equipment Concentration	$ 1,409	$ 687
Geographic Concentration Risk [Member] \| CHINA
Property, Plant, and Equipment Concentration	524	620
Geographic Concentration Risk [Member] \| COSTA RICA
Property, Plant, and Equipment Concentration	594	567
Geographic Concentration Risk [Member] \| INDIA
Property, Plant, and Equipment Concentration	296	251
Geographic Concentration Risk [Member] \| All Other Countries [Member]
Property, Plant, and Equipment Concentration	114	173
Property, Plant, and Equipment Concentration	$ 2,937	$ 2,298

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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 210.5-02.13)

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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 13

-Subparagraph a

-Article 5

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 8

-Article 7

Name:	us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant