Stock Based Compensation (Details) - USD ($)	3 Months Ended	9 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 120,000	$ 116,000	$ 351,000	$ 343,000
Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	78,000	60,000	209,000	183,000
Restricted Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	14,000	13,000	40,000	39,000
Option Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	0	12,000	17,000	37,000
Employee Stock Purchase Plan [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	1,000	1,000	2,000	2,000
Subsidiary Option Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 27,000	$ 30,000	$ 83,000	$ 82,000

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-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=115993241&loc=d3e301413-122809

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-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=109197908&loc=d3e5070-113901

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