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INVESTMENT SECURITIES (Schedule of the Unamortized Cost, Gross Unrealized Gains or Losses and Fair Value of Investment Securities Available-For-Sale and Held-To-Maturity) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Sep. 30, 2019
Securities available-for-sale:
Amortized Cost	$ 14,442	$ 16,643
Gross Unrealized Gains	125	95
Gross Unrealized Losses	(6)	(35)
Fair Value	14,561	16,703
Securities held-to-maturity:
Amortized Cost	30,443	29,481
Gross Unrealized Gains	709	293
Gross Unrealized Losses	(253)	(430)
Fair Value	30,899	29,344
Obligations of U.S. government agencies Mortgage backed securities - residential [Member]
Securities available-for-sale:
Amortized Cost	350	480
Gross Unrealized Gains	14	15
Gross Unrealized Losses
Fair Value	364	495
Securities held-to-maturity:
Amortized Cost	1,453	445
Gross Unrealized Gains	11
Gross Unrealized Losses	(33)	(54)
Fair Value	1,431	391
Obligations of U.S. government agencies Mortgage backed securities -commercial [Member]
Securities held-to-maturity:
Amortized Cost	775	842
Gross Unrealized Gains
Gross Unrealized Losses		(6)
Fair Value	775	836
Obligations of U.S. government-sponsored enterprises Mortgage backed securities - residential [Member]
Securities available-for-sale:
Amortized Cost	9,092	14,663
Gross Unrealized Gains	108	80
Gross Unrealized Losses	(6)	(35)
Fair Value	9,194	14,708
Securities held-to-maturity:
Amortized Cost	20,456	22,363
Gross Unrealized Gains	697	276
Gross Unrealized Losses	(3)	(47)
Fair Value	21,150	22,592
Obligations of U.S. government-sponsored enterprises Debt securities [Member]
Securities available-for-sale:
Amortized Cost	5,000	1,500
Gross Unrealized Gains	3
Gross Unrealized Losses
Fair Value	5,003	1,500
Securities held-to-maturity:
Amortized Cost	4,500	2,468
Gross Unrealized Gains	1	10
Gross Unrealized Losses	(16)
Fair Value	4,485	2,478
Private label mortgage-backed securities-residential [Member]
Securities held-to-maturity:
Amortized Cost	259	363
Gross Unrealized Gains		7
Gross Unrealized Losses	(5)
Fair Value	254	370
Corporate securities [Member]
Securities held-to-maturity:
Amortized Cost	3,000	3,000
Gross Unrealized Gains
Gross Unrealized Losses	(196)	(323)
Fair Value	$ 2,804	$ 2,677

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