Stock Based Compensation (Details) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 139,000	$ 143,000	$ 227,000	$ 262,000
Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	84,000	102,000	123,000	185,000
Restricted Stock Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	13,000	11,000	26,000	19,000
Option Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	13,000	10,000	25,000	17,000
Employee Stock Purchase Plan [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	1,000	1,000	1,000	1,000
Subsidiary Option Grants [Member]
Stock Based Compensation [Line Items]
Stock Compensation Expense	$ 28,000	$ 19,000	$ 52,000	$ 40,000