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INVESTMENT SECURITIES (Tables) | 12 Months Ended
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Mar. 31, 2018
Investments, Debt and Equity Securities [Abstract] |
Schedule of amortized cost and approximate fair value of investment securities |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
March 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |
Available for sale: |  |  |  |  |  |  |  |  |  |  |  |
Municipal securities |  | $ | 9,041 |  |  | $ | - |  |  | $ | (309 | ) |  | $ | 8,732 |
Agency securities |  |  | 22,412 |  |  |  | 1 |  |  |  | (311 | ) |  |  | 22,102 |
Real estate mortgage investment conduits (1) |  |  | 48,310 |  |  |  | - |  |  |  | (1,355 | ) |  |  | 46,955 |
Residential mortgage-backed securities (1) |  |  | 91,786 |  |  |  | 3 |  |  |  | (2,715 | ) |  |  | 89,074 |
Other mortgage-backed securities (2) |  |  | 47,878 |  |  |  | 1 |  |  |  | (1,521 | ) |  |  | 46,358 |
Total available for sale |  | $ | 219,427 |  |  | $ | 5 |  |  | $ | (6,211 | ) |  | $ | 213,221 |
Held to maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed securities (3) |  | $ | 42 |  |  | $ | 1 |  |  | $ | - |  |  | $ | 43 |
(1) Comprised of FHLMC, Federal National Mortgage Association ("FNMA") and Ginnie Mae ("GNMA") issued securities. |
(2) Comprised of U.S. Small Business Administration ("SBA") issued securities and commercial real estate ("CRE") secured securities issued by FNMA. |
(3) Comprised of FHLMC and FNMA issued securities. |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
March 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |
Available for sale: |  |  |  |  |  |  |  |  |  |  |  |
Municipal securities |  | $ | 2,936 |  |  | $ | - |  |  | $ | (117 | ) |  | $ | 2,819 |
Agency securities |  |  | 16,993 |  |  |  | 18 |  |  |  | (203 | ) |  |  | 16,808 |
Real estate mortgage investment conduits (1) |  |  | 43,510 |  |  |  | 49 |  |  |  | (399 | ) |  |  | 43,160 |
Residential mortgage-backed securities (1) |  |  | 97,742 |  |  |  | 111 |  |  |  | (1,242 | ) |  |  | 96,611 |
Other mortgage-backed securities (2) |  |  | 41,649 |  |  |  | 15 |  |  |  | (848 | ) |  |  | 40,816 |
Total available for sale |  | $ | 202,830 |  |  | $ | 193 |  |  | $ | (2,809 | ) |  | $ | 200,214 |
Held to maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed securities (3) |  | $ | 64 |  |  | $ | 2 |  |  | $ | - |  |  | $ | 66 |
(1) Comprised of FHLMC, FNMA and GNMA issued securities. |
(2) Comprised of SBA issued securities and CRE secured securities issued by FNMA. |
(3) Comprised of FHLMC and FNMA issued securities. |
Schedule of contractual maturities of investment securities |
|  | Available for Sale |  |  | Held to Maturity |
|  | Amortized Cost |  |  | Estimated Fair Value |  |  | Amortized Cost |  |  | Estimated Fair Value |
Due in one year or less |  | $ | 10,000 |  |  | $ | 9,964 |  |  | $ | - |  |  | $ | - |
Due after one year through five years |  |  | 8,421 |  |  |  | 8,366 |  |  |  | 6 |  |  |  | 6 |
Due after five years through ten years |  |  | 43,846 |  |  |  | 42,525 |  |  |  | 32 |  |  |  | 32 |
Due after ten years |  |  | 157,160 |  |  |  | 152,366 |  |  |  | 4 |  |  |  | 5 |
Total |  | $ | 219,427 |  |  | $ | 213,221 |  |  | $ | 42 |  |  | $ | 43 |
Schedule of temporarily impaired securities, fair value and unrealized losses |
|  | Less than 12 months |  |  | 12 months or longer |  |  | Total |
|  | Estimated Fair Value |  |  | Unrealized Losses |  |  | Estimated Fair Value |  |  | Unrealized Losses |  |  | Estimated Fair Value |  |  | Unrealized Losses |
March 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Available for sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal securities |  | $ | 6,626 |  |  | $ | (236 | ) |  | $ | 2,106 |  |  | $ | (73 | ) |  | $ | 8,732 |  |  | $ | (309 | )
Agency securities |  |  | 5,301 |  |  |  | (112 | ) |  |  | 15,797 |  |  |  | (199 | ) |  |  | 21,098 |  |  |  | (311 | )
Real estate mortgage investment conduits (1) |  |  | 31,922 |  |  |  | (774 | ) |  |  | 14,983 |  |  |  | (581 | ) |  |  | 46,905 |  |  |  | (1,355 | )
Residential mortgage-backed securities (2) |  |  | 50,941 |  |  |  | (1,192 | ) |  |  | 37,823 |  |  |  | (1,523 | ) |  |  | 88,764 |  |  |  | (2,715 | )
Other mortgage-backed securities (3) |  |  | 16,355 |  |  |  | (382 | ) |  |  | 29,351 |  |  |  | (1,139 | ) |  |  | 45,706 |  |  |  | (1,521 | )
Total available for sale |  | $ | 111,145 |  |  | $ | (2,696 | ) |  | $ | 100,060 |  |  | $ | (3,515 | ) |  | $ | 211,205 |  |  | $ | (6,211 | )
March 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Available for sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal securities |  | $ | 2,819 |  |  | $ | (117 | ) |  | $ | - |  |  | $ | - |  |  | $ | 2,819 |  |  | $ | (117 | )
Agency securities |  |  | 15,785 |  |  |  | (203 | ) |  |  | - |  |  |  | - |  |  |  | 15,785 |  |  |  | (203 | )
Real estate mortgage investment conduits (1) |  |  | 32,221 |  |  |  | (399 | ) |  |  | - |  |  |  | - |  |  |  | 32,221 |  |  |  | (399 | )
Residential mortgage-backed securities (2) |  |  | 74,388 |  |  |  | (1,232 | ) |  |  | 602 |  |  |  | (10 | ) |  |  | 74,990 |  |  |  | (1,242 | )
Other mortgage-backed securities (3) |  |  | 36,754 |  |  |  | (803 | ) |  |  | 2,840 |  |  |  | (45 | ) |  |  | 39,594 |  |  |  | (848 | )
Total available for sale |  | $ | 161,967 |  |  | $ | (2,754 | ) |  | $ | 3,442 |  |  | $ | (55 | ) |  | $ | 165,409 |  |  | $ | (2,809 | )
(1) Comprised of FHLMC and FNMA issued securities. |
(2) Comprised of FHLMC, FNMA and GNMA issued securities. |
(3) Comprised of SBA and CRE secured securities issued by FNMA. |

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