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Note 5: Earnings Per Share: Earnings Per Share, Policy (Details) | 3 Months Ended
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Mar. 31, 2015 | Mar. 31, 2014
Details |  |
Options to purchase shares of common stock outstanding not included in computation of diluted earnings per share because exercise price greater than average market price | 10,500 fil_OptionsToPurchaseSharesOfCommonStockOutstandingNotIncludedInComputationOfDilutedEarningsPerShareBecauseExercisePriceGreaterThanAverageMarketPrice | 313,710 fil_OptionsToPurchaseSharesOfCommonStockOutstandingNotIncludedInComputationOfDilutedEarningsPerShareBecauseExercisePriceGreaterThanAverageMarketPrice

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- Definition Options to purchase shares of common stock not included in the computation of diluted earnings per common share. + References No definition available. + Details
Name: | fil_OptionsToPurchaseSharesOfCommonStockOutstandingNotIncludedInComputationOfDilutedEarningsPerShareBecauseExercisePriceGreaterThanAverageMarketPrice
Namespace Prefix: | fil_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_TextBlockAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration