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3) Investments: Net carrying amount of held to maturity securities (Details) - Held-to-maturity Securities - USD ($) | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Net carrying amount for sales of securities | $ 2,543,312 | $ 1,599,184
Net realized gain related to sales of securities | $ 330,373 | $ 18,051

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- Definition Represents the monetary amount of Net carrying amount for sales of securities, during the indicated time period. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Represents the monetary amount of Net realized gain related to sales of securities, during the indicated time period. + References No definition available. + Details
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Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |