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Fair Value of Financial Instruments (Tables) | 6 Months Ended
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Sep. 30, 2016
FAIR VALUE OF FINANCIAL INSTRUMENTS [Abstract] |
Fair Value, by Balance Sheet Grouping [Table Text Block] | The carrying amounts and estimated fair values of the Bank’s financial instruments and estimation methodologies at September 30, 2016 and March 31, 2016 are as follows:
|  | September 30, 2016
$ in thousands |  | Carrying Amount |  | Estimated Fair Value |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Financial Assets: |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 73,786 |  |  | $ | 73,185 |  |  | $ | 73,185 |  |  | $ | — |  |  | $ | — |
Restricted cash |  | 254 |  |  | 254 |  |  | — |  |  | 254 |  |  | — |
Securities available-for-sale |  | 53,750 |  |  | 53,750 |  |  | — |  |  | 53,345 |  |  | 405 |
FHLB Stock |  | 1,946 |  |  | 1,946 |  |  | — |  |  | 1,946 |  |  | — |
Securities held-to-maturity |  | 14,458 |  |  | 14,890 |  |  | — |  |  | 14,890 |  |  | — |
Loans receivable |  | 529,145 |  |  | 533,574 |  |  | — |  |  | — |  |  | 533,574 |
Loans held-for-sale |  | 16,034 |  |  | 16,034 |  |  | — |  |  | — |  |  | 16,034 |
Accrued interest receivable |  | 3,619 |  |  | 3,619 |  |  | — |  |  | 3,619 |  |  | — |
Mortgage servicing rights |  | 190 |  |  | 190 |  |  | — |  |  | — |  |  | 190 |
Other assets - Interest-bearing deposits |  | 984 |  |  | 984 |  |  | — |  |  | 984 |  |  | — |
Financial Liabilities: |  |  |  |  |  |  |  |  |  |
Deposits |  | 583,599 |  |  | 564,173 |  |  | 318,106 |  |  | 246,067 |  |  | — |
Advances from FHLB of New York |  | 25,000 |  |  | 25,108 |  |  | — |  |  | 25,108 |  |  | — |
Other borrowed money |  | 18,403 |  |  | 19,477 |  |  | — |  |  | 19,477 |  |  | — |
Accrued interest payable |  | 124 |  |  | 124 |  |  | — |  |  | 124 |  |  | — |
|  | March 31, 2016 (1)
$ in thousands |  | Carrying Amount |  | Estimated Fair Value |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Financial Assets: |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 63,660 |  |  | $ | 63,660 |  |  | $ | 63,660 |  |  | $ | — |  |  | $ | — |
Restricted cash |  | 225 |  |  | 225 |  |  | — |  |  | 225 |  |  | — |
Securities available-for-sale |  | 56,180 |  |  | 56,180 |  |  | — |  |  | 55,987 |  |  | 193 |
FHLB Stock |  | 2,883 |  |  | 2,883 |  |  | — |  |  | 2,883 |  |  | — |
Securities held-to-maturity |  | 15,311 |  |  | 15,653 |  |  | — |  |  | 15,653 |  |  | — |
Loans receivable |  | 583,787 |  |  | 585,650 |  |  | — |  |  | — |  |  | 585,650 |
Loans held-for-sale |  | 2,495 |  |  | 2,495 |  |  | — |  |  | — |  |  | 2,495 |
Accrued interest receivable |  | 3,647 |  |  | 3,647 |  |  | — |  |  | 3,647 |  |  | — |
Mortgage servicing rights |  | 201 |  |  | 201 |  |  | — |  |  | — |  |  | 201 |
Other assets - Interest-bearing deposits |  | 983 |  |  | 983 |  |  | — |  |  | 983 |  |  | — |
Financial Liabilities: |  |  |  |  |  |  |  |  |  |
Deposits |  | 606,741 |  |  | 585,394 |  |  | 329,398 |  |  | 255,996 |  |  | — |
Advances from FHLB of New York |  | 50,000 |  |  | 50,141 |  |  | — |  |  | 50,141 |  |  | — |
Other borrowed money |  | 18,403 |  |  | 18,734 |  |  | — |  |  | 18,734 |  |  | — |
Accrued interest payable |  | 2,174 |  |  | 2,174 |  |  | — |  |  | 2,174 |  |  | — |

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