LOANS AND ALLOWANCE FOR LOAN LOSSES (Recorded Investment in Loans by Risk Category) (Detail) - USD ($) $ in Thousands	Sep. 30, 2016	Sep. 30, 2015
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 527,184	$ 464,995
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	514,489	444,398
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	584	6,250
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	12,007	13,927
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	104	420
Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	179,027	182,708
Residential Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	173,477	175,662
Residential Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	459	799
Residential Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	5,002	5,871
Residential Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	89	376
Residential Real Estate [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	217,716	173,155
Commercial Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	211,247	160,224
Commercial Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	5,342
Commercial Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	6,469	7,589
Commercial Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Commercial Real Estate [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Multifamily [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	18,452	21,673
Multifamily [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	18,452	21,673
Multifamily [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Multifamily [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Multifamily [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Multifamily [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	30,306	16,632
Construction [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	30,206	16,632
Construction [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	100	0
Construction [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Construction [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Construction [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Land and Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	11,164	11,099
Land and Land Development [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	10,924	11,079
Land and Land Development [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Land and Land Development [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	240	20
Land and Land Development [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Land and Land Development [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Commercial Business [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	42,147	32,641
Commercial Business [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	41,986	32,335
Commercial Business [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	25	96
Commercial Business [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	136	173
Commercial Business [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	37
Commercial Business [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	28,372	27,087
Consumer [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	28,197	26,793
Consumer [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	13
Consumer [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	160	274
Consumer [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	15	7
Consumer [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 0	$ 0