Stock Based Compensation (Details) - USD ($)	3 Months Ended	6 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 112,000	$ 137,000	$ 190,000	$ 230,000
Stock grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	91,000	91,000	142,000	130,000
Restricted stock grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	9,000	13,000	24,000	26,000
Option grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	0	5,000	0	17,000
Employee stock purchase plan [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	1,000	0	2,000	1,000
Subsidiary option grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 11,000	$ 28,000	$ 22,000	$ 56,000

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