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INVESTMENT SECURITIES: Schedule of Temporarily Impaired Securities, Fair Value and Unrealized losses (Details 2) - Investments - USD ($) $ in Thousands | Mar. 31, 2017 | Mar. 31, 2016
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Municipal securities |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value | $ 2,819 |  |  |
Less than 12 months, Unrealized Losses | (117) |  |  |
12 months or longer, Estimated Fair Value |  |  |  |
12 months or longer, Unrealized Losses |  |  |  |
Total, Estimated Fair Value | 2,819 |  |  |
Total, Unrealized Losses | (117) |  |  |
Trust preferred |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value |  |  |  |
Less than 12 months, Unrealized Losses |  |  |  |
12 months or longer, Estimated Fair Value |  |  | 1,808 |
12 months or longer, Unrealized Losses |  |  | (111) |
Total, Estimated Fair Value |  |  | 1,808 |
Total, Unrealized Losses |  |  | (111) |
Agency securities |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value | 15,785 |  | 5,508 |
Less than 12 months, Unrealized Losses | (203) |  | (6) |
12 months or longer, Estimated Fair Value |  |  | 4,991 |
12 months or longer, Unrealized Losses |  |  | (8) |
Total, Estimated Fair Value | 15,785 |  | 10,499 |
Total, Unrealized Losses | (203) |  | (14) |
Real estate mortgage investment conduits |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value | 32,221 | [1] | 1,636 | [2]
Less than 12 months, Unrealized Losses | (399) | [1] | (1) | [2]
12 months or longer, Estimated Fair Value |  | [1] |  | [2]
12 months or longer, Unrealized Losses |  | [1] |  | [2]
Total, Estimated Fair Value | 32,221 | [1] | 1,636 | [2]
Total, Unrealized Losses | (399) | [1] | (1) | [2]
Mortgage-backed securities |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value | 74,388 | [3] | 831 | [1]
Less than 12 months, Unrealized Losses | (1,232) | [3] | (10) | [1]
12 months or longer, Estimated Fair Value | 602 | [3] | 3,051 | [1]
12 months or longer, Unrealized Losses | (10) | [3] | (21) | [1]
Total, Estimated Fair Value | 74,990 | [3] | 3,882 | [1]
Total, Unrealized Losses | (1,242) | [3] | (31) | [1]
Other mortgage-backed securities |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value | 36,754 | [4] | 1,891 | [5]
Less than 12 months, Unrealized Losses | (803) | [4] | (6) | [5]
12 months or longer, Estimated Fair Value | 2,840 | [4] | 1,229 | [5]
12 months or longer, Unrealized Losses | (45) | [4] | (18) | [5]
Total, Estimated Fair Value | 39,594 | [4] | 3,120 | [5]
Total, Unrealized Losses | (848) | [4] | (24) | [5]
Investment |  |  |  |
Available for sale: |  |  |  |
Less than 12 months, Estimated Fair Value | 161,967 |  | 9,866 |
Less than 12 months, Unrealized Losses | (2,754) |  | (23) |
12 months or longer, Estimated Fair Value | 3,442 |  | 11,079 |
12 months or longer, Unrealized Losses | (55) |  | (158) |
Total, Estimated Fair Value | 165,409 |  | 20,945 |
Total, Unrealized Losses | $ (2,809) |  | $ (181) |
[1] | Comprised of FHLMC and FNMA issued securities.
[2] | Comprised of FHLMC issued securities.
[3] | Comprised of FHLMC, FNMA and GNMA issued securities.
[4] | Comprised of SBA issued and CRE secured securities issued by FNMA.
[5] | Comprised of SBA issued securities.

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