Note 14 - Severance Costs (Details) - Accrued Severance Liability Activity - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Sep. 30, 2015	Sep. 30, 2014	Jun. 30, 2015
Accrued Severance Liability Activity [Abstract]
Balance at beginning of the period	$ 379
Accrual of expense	13	$ 144	$ 1,718
Payments	(200)	(24)	(704)
Adjustments	(58)		(635)
Balance at end of the period	$ 134	$ 120	$ 379

Liability for amount due employees, in addition to wages and any other money that employers owe employees, when their employment ends through a layoff or other termination. For example, a company may provide involuntarily terminated employees with a lump sum payment equal to one week's salary for every year of employment.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Other Postemployment Benefits

-URI http://asc.fasb.org/extlink&oid=6519534

Name:	us-gaap_SupplementalUnemploymentBenefitsSeveranceBenefits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant