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INVESTMENT SECURITIES (Summary of Maturities of Debt Securities and Mortgage-backed Securities Held to Maturity) (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Sep. 30, 2016
Held to maturity securities
Amortized cost	$ 51,073	$ 52,934
Gross Unrealized Gains	474	1,270
Gross Unrealized Losses	(624)	(355)
Fair Value	50,923	53,849
Obligations of U.S. government agencies Mortgage backed securities - residential [Member]
Held to maturity securities
Amortized cost	3,738	4,383
Gross Unrealized Gains	118	171
Gross Unrealized Losses	(95)	(90)
Fair Value	3,761	4,464
Obligations of U.S. government agencies Mortgage backed securities -commercial [Member]
Held to maturity securities
Amortized cost	984	1,034
Gross Unrealized Gains
Gross Unrealized Losses	(11)	(1)
Fair Value	973	1,033
Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member]
Held to maturity securities
Amortized cost	38,427	40,024
Gross Unrealized Gains	356	1,098
Gross Unrealized Losses	(263)	(16)
Fair Value	38,520	41,106
Obligations of U.S. government-sponsored enterprises Debt securities [Member]
Held to maturity securities
Amortized cost	4,461	4,000
Gross Unrealized Gains		1
Gross Unrealized Losses	(41)
Fair Value	4,420	4,001
Private label mortgage-backed securities-residential [Member]
Held to maturity securities
Amortized cost	463	493
Gross Unrealized Gains
Gross Unrealized Losses	(3)	(6)
Fair Value	460	487
Corporate securities [Member]
Held to maturity securities
Amortized cost	3,000	3,000
Gross Unrealized Gains
Gross Unrealized Losses	(211)	(242)
Fair Value	$ 2,789	$ 2,758

X

- Definition

Amount of accumulated unrealized gain on investments in debt securities classified as held-to-maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563

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- Definition

Amount of accumulated unrealized loss on investments in debt securities classified as held-to-maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563

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Fair value of investments in debt securities classified as held-to-maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563

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-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563

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