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Investment Securities: Credit Losses Recognized on Investments Policy (Policies) | 3 Months Ended
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Jun. 30, 2012
Credit Losses Recognized on Investments Policy: |
Credit Losses Recognized on Investments Policy | Credit Losses Recognized on Investments. Certain debt securities have experienced fair value deterioration due to credit losses. The following table provides information about debt securities for which only a credit loss was recognized in income and other losses are recorded in other comprehensive income.

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Name: | fil_CreditLossesRecognizedOnInvestmentsPolicy
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Balance Type: | na
Period Type: | duration

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Name: | fil_CreditLossesRecognizedOnInvestmentsPolicyAbstract
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Balance Type: | na
Period Type: | duration