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INVESTMENT SECURITIES: Investment Securities (Details) - USD ($)
$ in Thousands

Dec. 31, 2017

Mar. 31, 2017

Available for sale:

Amortized Cost

$ 228,037

$ 202,830

Gross Unrealized Gains

63

193

Gross Unrealized Losses

(3,169)

(2,809)

Estimated Fair Value

224,931

200,214

Municipal securities

Available for sale:

Amortized Cost

10,038

2,936

Gross Unrealized Gains

10

0

Gross Unrealized Losses

(68)

(117)

Estimated Fair Value

9,980

2,819

Agency securities

Available for sale:

Amortized Cost

22,408

16,993

Gross Unrealized Gains

11

18

Gross Unrealized Losses

(202)

(203)

Estimated Fair Value

22,217

16,808

Real estate mortgage investment conduits

Available for sale:

Amortized Cost

^[1]

50,145

43,510

Gross Unrealized Gains

^[1]

4

49

Gross Unrealized Losses

^[1]

(754)

(399)

Estimated Fair Value

^[1]

49,395

43,160

Residential mortgage-backed securities

Available for sale:

Amortized Cost

^[1]

95,795

97,742

Gross Unrealized Gains

^[1]

22

111

Gross Unrealized Losses

^[1]

(1,184)

(1,242)

Estimated Fair Value

^[1]

94,633

96,611

Held to maturity:

Amortized Cost

^[2]

44

64

Gross Unrealized Gains

^[2]

1

2

Gross Unrealized Losses

^[2]

0

Estimated Fair Value

^[2]

45

66

Other mortgage-backed securities

Available for sale:

Amortized Cost

^[3]

49,651

41,649

Gross Unrealized Gains

^[3]

16

15

Gross Unrealized Losses

^[3]

(961)

(848)

Estimated Fair Value

^[3]

$ 48,706

$ 40,816

[1]	Comprised of Federal Home Loan Mortgage Corporation ("FHLMC"), Federal National Mortgage Association ("FNMA") and Ginnie Mae ("GNMA") issued securities.
[2]	Comprised of FHLMC and FNMA issued securities.
[3]	Comprised of U.S. Small Business Administration ("SBA") issued securities and commercial real estate ("CRE") secured securities issued by FNMA.

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-Publisher FASB
-Name Accounting Standards Codification
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