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INVESTMENT SECURITIES (Tables) | 9 Months Ended
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Jun. 30, 2016
Investments, Debt and Equity Securities [Abstract] |
Summary of the amortized cost and fair values of securities available for sale |
|  | June 30, 2016 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
|  | (Dollars in thousands) |
Securities available for sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Obligations of U.S. government-sponsored enterprises: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed securities-residential |  | $ | 5,376 |  |  | $ | 72 |  |  | $ | — |  |  | $ | 5,448 |
Private label mortgage-backed securities-residential |  |  | 118 |  |  |  | — |  |  |  | (1 | ) |  |  | 117 |
Total securities available for sale |  | $ | 5,494 |  |  | $ | 72 |  |  | $ | (1 | ) |  | $ | 5,565 |
|  | September 30, 2015 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
|  | (Dollars in thousands) |
Securities available-for-sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Obligations of U.S. government-sponsored enterprises: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed securities-residential |  | $ | 5,839 |  |  | $ | 82 |  |  | $ | (7 | ) |  | $ | 5,914 |
Private label mortgage-backed securities-residential |  |  | 151 |  |  |  | — |  |  |  | (1 | ) |  |  | 150 |
Total securities available for sale |  | $ | 5,990 |  |  | $ | 82 |  |  | $ | (8 | ) |  | $ | 6,064 |
Summary of maturities of the debt securities and mortgage-backed securities available for sale |
|  | June 30, 2016 |
|  | Amortized |  |  | Fair |
|  | Cost |  |  | Value |
|  | (Dollars in thousands) |
Due within 1 year |  | $ | — |  |  | $ | — |
Due after 1 but within 5 years |  |  | — |  |  |  | — |
Due after 5 but within 10 years |  |  | — |  |  |  | — |
Due after 10 years |  |  | — |  |  |  | — |
Total debt securities |  |  | — |  |  |  | — |
Mortgage-backed securities: |  |  |  |  |  |  |  |
Residential |  |  | 5,494 |  |  |  | 5,565 |
Commercial |  |  | — |  |  |  | — |
Total |  | $ | 5,494 |  |  | $ | 5,565 |
Summary of the amortized cost and fair values of securities held to maturity |
|  | June 30, 2016 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
|  | (Dollars in thousands) |
Securities held to maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Obligations of U.S. government agencies: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed securities - residential |  | $ | 4,659 |  |  | $ | 183 |  |  | $ | (92 | ) |  | $ | 4,750 |
Mortgage-backed securities - commercial |  |  | 1,050 |  |  |  | 1 |  |  |  | — |  |  |  | 1,051 |
Obligations of U.S. government-sponsored enterprises: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed-securities - residential |  |  | 41,171 |  |  |  | 1,201 |  |  |  | (6 | ) |  |  | 42,366 |
Debt securities |  |  | 5,000 |  |  |  | 4 |  |  |  | — |  |  |  | 5,004 |
Private label mortgage-backed securities - residential |  |  | 511 |  |  |  | — |  |  |  | (8 | ) |  |  | 503 |
Corporate securities |  |  | 3,000 |  |  |  | — |  |  |  | (179 | ) |  |  | 2,821 |
Total securities held to maturity |  | $ | 55,391 |  |  | $ | 1,389 |  |  | $ | (285 | ) |  | $ | 56,495 |
|  | September 30, 2015 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
|  | (Dollars in thousands) |
Securities held to maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Obligations of U.S. government agencies: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed securities - residential |  | $ | 5,414 |  |  | $ | 156 |  |  | $ | (99 | ) |  | $ | 5,471 |
Mortgage-backed securities - commercial |  |  | 1,101 |  |  |  | — |  |  |  | (2 | ) |  |  | 1,099 |
Obligations of U.S. government-sponsored enterprises: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage backed securities - residential |  |  | 37,563 |  |  |  | 647 |  |  |  | (67 | ) |  |  | 38,143 |
Debt securities |  |  | 5,000 |  |  |  | 2 |  |  |  | (25 | ) |  |  | 4,977 |
Private label mortgage-backed securities - residential |  |  | 536 |  |  |  | 1 |  |  |  | (1 | ) |  |  | 536 |
Corporate securities |  |  | 3,000 |  |  |  | 22 |  |  |  | — |  |  |  | 3,022 |
Total securities held to maturity |  | $ | 52,614 |  |  | $ | 828 |  |  | $ | (194 | ) |  | $ | 53,248 |
Summary of maturities of the debt securities and mortgage-backed securities securities held to maturity |
|  | June 30, 2016 |
|  | Amortized |  |  | Fair |
|  | Cost |  |  | Value |
|  | (Dollars in thousands) |
Due within 1 year |  | $ | — |  |  | $ | — |
Due after 1 but within 5 years |  |  | 2,000 |  |  |  | 2,000 |
Due after 5 but within 10 years |  |  | 6,000 |  |  |  | 5,825 |
Due after 10 years |  |  | — |  |  |  | — |
Total debt securities |  |  | 8,000 |  |  |  | 7,825 |
Mortgage-backed securities: |  |  |  |  |  |  |  |
Residential |  |  | 46,341 |  |  |  | 47,619 |
Commercial |  |  | 1,050 |  |  |  | 1,051 |
Total |  | $ | 55,391 |  |  | $ | 56,495 |

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