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

Jun. 30, 2017

Mar. 31, 2017

Available for sale:

Estimated Fair Value

$ 205,012

$ 200,214

Investments

Available for sale:

Amortized Cost

207,018

202,830

Gross Unrealized Gains

238

193

Gross Unrealized Losses

(2,244)

(2,809)

Estimated Fair Value

205,012

200,214

Municipal securities | Investments

Available for sale:

Amortized Cost

6,398

2,936

Gross Unrealized Gains

13

Gross Unrealized Losses

(48)

(117)

Estimated Fair Value

6,363

2,819

Agency securities | Investments

Available for sale:

Amortized Cost

22,400

16,993

Gross Unrealized Gains

18

18

Gross Unrealized Losses

(179)

(203)

Estimated Fair Value

22,239

16,808

Real estate mortgage investment conduits | Investments

Available for sale:

Amortized Cost

^[1]

41,683

43,510

Gross Unrealized Gains

^[1]

64

49

Gross Unrealized Losses

^[1]

(284)

(399)

Estimated Fair Value

^[1]

41,463

43,160

Residential mortgage-backed securities | Investments

Available for sale:

Amortized Cost

^[1]

93,576

97,742

Gross Unrealized Gains

^[1]

115

111

Gross Unrealized Losses

^[1]

(994)

(1,242)

Estimated Fair Value

^[1]

92,697

96,611

Held to maturity:

Amortized Cost

^[2]

54

64

Gross Unrealized Gains

^[2]

1

2

Gross Unrealized Losses

^[2]

Estimated Fair Value

^[2]

55

66

Other mortgage-backed securities | Investments

Available for sale:

Amortized Cost

^[3]

42,961

41,649

Gross Unrealized Gains

^[3]

28

15

Gross Unrealized Losses

^[3]

(739)

(848)

Estimated Fair Value

^[3]

$ 42,250

$ 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
-Topic 320
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