LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Schedule of Activity in the Allowance for Loan Losses by Loan Category) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2015	Mar. 31, 2014
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	$ 2,939	$ 2,835	$ 3,200	$ 3,013	$ 2,835	$ 3,013
Charge-offs	(695)	(353)	(181)	(183)
Recoveries	400	37	75	11
Provision	170	420	381	359	590	740
Balance at the end of period	2,814	2,939	3,475	3,200	2,814	3,475
One-to four-family residential [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	474	402	999	844	402	844
Charge-offs	(90)	(12)	(83)	(108)
Recoveries	400			9
Provision	(415)	84	(347)	254
Balance at the end of period	369	474	569	999	369	569
Commercial real estate [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	832	826	845	852	826	852
Charge-offs		(193)
Recoveries
Provision	10	199	(53)	(7)
Balance at the end of period	842	832	792	845	842	792
Construction [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	748	784	558	604	784	604
Charge-offs	(342)		(93)	(75)
Recoveries		37	75
Provision	114	(73)	(38)	29
Balance at the end of period	520	748	502	558	520	502
Home equity lines of credit [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	66	62	137	125	62	125
Charge-offs		(147)	(5)
Recoveries
Provision	(11)	151	(34)	12
Balance at the end of period	55	66	98	137	55	98
Commercial business [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	733	643	526	452	643	452
Charge-offs	(263)
Recoveries				2
Provision	434	90	922	72
Balance at the end of period	904	733	1,448	526	904	1,448
Other [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	6	9		9	9	9
Charge-offs		(1)
Recoveries
Provision		(2)	13	(9)
Balance at the end of period	6	6	13		6	13
Unallocated [Member]
Activity in the allowance for loan losses by loan category:
Balance at beginning of period	80	109	135	127	109	127
Charge-offs
Recoveries
Provision	38	(29)	(82)	8
Balance at the end of period	$ 118	$ 80	$ 53	$ 135	$ 118	$ 53

A valuation allowance for financing receivables that are expected to be uncollectible.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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