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3) Investments (Details) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Dec. 31, 2014
Details |  |  |
Average market value over amortized cost | 93.40%fil_AverageMarketValueOverAmortizedCost |  | 90.80%fil_AverageMarketValueOverAmortizedCost
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease) | $ 30,000 us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease | $ 30,000 us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease |

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