Note 4 - Forgivable Loans Receivable (Details Textual) - USD ($)	9 Months Ended	12 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Sep. 30, 2015	Sep. 30, 2014
Loans Receivable [Member]
Allowance for Doubtful Accounts Receivable	$ 0		$ 0	$ 0
Maximum [Member]
Notes Receivable Interest Range	9.00%
Allowance for Doubtful Accounts Receivable			$ 573,000	336,000
Notes Receivable Interest Range			9.00%
Forgiveness of Loans	$ 493,000	$ 262,000	$ 538,000	$ 243,000

For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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