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3) Investments: Net carrying amount of held to maturity securities (Details) (Categories of Investments, Marketable Securities, Held-to-maturity Securities, USD $)
 3 Months Ended
Mar. 31, 2015
Categories of Investments, Marketable Securities, Held-to-maturity Securities
  
Net carrying amount for sales of securities $ 257,962fil_NetCarryingAmountForSalesOfSecurities
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_CategoriesOfInvestmentsMarketableSecuritiesHeldToMaturitySecuritiesMember
Net realized gain related to sales of securities $ 8,962fil_NetRealizedGainRelatedToSalesOfSecurities
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_CategoriesOfInvestmentsMarketableSecuritiesHeldToMaturitySecuritiesMember