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4. Mortgage-backed Securities: Mortgage-Backed Securities Held to Maturity Classified By Contractual Maturity (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
Details
Mortgage-Backed Securities Held to Maturity Due After One Year Through Five Years Amortized Cost	$ 2
Mortgage-Backed Securities Held to Maturity Due After One Year Through Five Years Fair Value	2
Mortgage-Backed Securities Held to Maturity Due After Five Years Through Ten Years Amortized Cost	11
Mortgage-Backed Securities Held to Maturity Due After Five Years Through Ten Years Fair Value	12
Mortgage-Backed Securities Held to Maturity Due After Ten Years Amortized Cost	112
Mortgage-Backed Securities Held to Maturity Due After Ten Years Fair Value	115
Mortgage-Backed Securities Held to Maturity Amortized Cost	125
Fair Value of Mortgage-backed securities held to maturity	$ 129	$ 177

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- Definition

Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as held-to-maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Mortgage-Backed Securities

-URI http://asc.fasb.org/extlink&oid=6517959

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