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INVESTMENT SECURITIES (Schedule of Securities With Unrealized Losses) (Details) $ in Thousands	Sep. 30, 2019 USD ($) N	Sep. 30, 2018 USD ($) N
Available For Sale and Held To Maturity Securities
Number of Securities | N	17	44
Less than 12 Months, Fair Value	$ 1,219	$ 11,868
Less than 12 Months, Unrealized Losses	(4)	(320)
12 Months or Longer, Fair Value	18,335	39,374
12 Months or Longer, Unrealized Losses	(461)	(1,988)
Total, Fair Value	19,554	51,242
Total, Unrealized Losses	$ (465)	$ (2,308)
Obligations of U.S. government agencies Mortgage backed securities - residential [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	2	3
Less than 12 Months, Fair Value		$ 532
Less than 12 Months, Unrealized Losses		(8)
12 Months or Longer, Fair Value	392	475
12 Months or Longer, Unrealized Losses	(54)	(93)
Total, Fair Value	392	1,007
Total, Unrealized Losses	$ (54)	$ (101)
Obligations of U.S. government agencies Mortgage backed securities -commercial [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	1	1
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value	836	895
12 Months or Longer, Unrealized Losses	(6)	(9)
Total, Fair Value	836	895
Total, Unrealized Losses	$ (6)	$ (9)
Obligations of U.S. government-sponsored enterprises Mortgage backed securities - residential [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	13	34
Less than 12 Months, Fair Value	$ 1,219	$ 11,336
Less than 12 Months, Unrealized Losses	(4)	(312)
12 Months or Longer, Fair Value	14,429	30,605
12 Months or Longer, Unrealized Losses	(78)	(1,217)
Total, Fair Value	15,648	41,941
Total, Unrealized Losses	$ (82)	$ (1,529)
Obligations of U.S. government-sponsored enterprises Debt securities [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N		4
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value		4,683
12 Months or Longer, Unrealized Losses		(281)
Total, Fair Value		4,683
Total, Unrealized Losses		$ (281)
Private label mortgage-backed securities-residential [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N		1
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value		104
12 Months or Longer, Unrealized Losses
Total, Fair Value		104
Total, Unrealized Losses
Corporate securities [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	1	1
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value	2,678	2,612
12 Months or Longer, Unrealized Losses	(323)	(388)
Total, Fair Value	2,678	2,612
Total, Unrealized Losses	$ (323)	(388)
Obligations of U.S. government-sponsored enterprises Mortgage backed securities - commercial [Member]
Available For Sale and Held To Maturity Securities
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value
12 Months or Longer, Unrealized Losses
Total, Fair Value
Total, Unrealized Losses

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