Stockholders' Equity (Details) - USD ($)	12 Months Ended
Sep. 30, 2017	Sep. 30, 2016
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 456,000	$ 698,000
Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	241,000	322,000
Restricted Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	52,000	45,000
Option Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	50,000	42,000
Employee Stock Purchase Plan [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	3,000	3,000
Subsidiary Option Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	110,000	76,000
Subsidiary Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 0	$ 210,000

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration