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Note 21: Stock Option Plan: Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable (Details) (USD $) | 12 Months Ended
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Dec. 31, 2014
Options Outstanding | Balance beginning of period |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | 699,707 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_RangeAxis = fil_BalanceBeginningOfPeriodMember / fil_StockOptionPlanAxis = fil_OptionsOutstandingMember
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 25.597 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / us-gaap_RangeAxis = fil_BalanceBeginningOfPeriodMember / fil_StockOptionPlanAxis = fil_OptionsOutstandingMember
Share based compensation stock option weighted average remaining contractual term | 5.93 years
Options Outstanding | Balance end of period |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | 661,098 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_RangeAxis = fil_BalanceEndOfPeriodMember / fil_StockOptionPlanAxis = fil_OptionsOutstandingMember
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 26.560 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / us-gaap_RangeAxis = fil_BalanceEndOfPeriodMember / fil_StockOptionPlanAxis = fil_OptionsOutstandingMember
Share based compensation stock option weighted average remaining contractual term | 6.72 years
Options Granted |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | 147,400 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / fil_StockOptionPlanAxis = fil_OptionsGrantedMember
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 32.450 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / fil_StockOptionPlanAxis = fil_OptionsGrantedMember
Options Exercised |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | (153,287)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / fil_StockOptionPlanAxis = fil_OptionsExercisedMember
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 27.088 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / fil_StockOptionPlanAxis = fil_OptionsExercisedMember
Options Forfeited |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | (32,722)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / fil_StockOptionPlanAxis = fil_OptionsForfeitedMember
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 28.308 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / fil_StockOptionPlanAxis = fil_OptionsForfeitedMember
Options Exercisable | Balance end of period |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | 271,051 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_RangeAxis = fil_BalanceEndOfPeriodMember / fil_StockOptionPlanAxis = fil_OptionsExercisableMember
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 24.275 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / us-gaap_RangeAxis = fil_BalanceEndOfPeriodMember / fil_StockOptionPlanAxis = fil_OptionsExercisableMember
Share based compensation stock option weighted average remaining contractual term | 3.90 years

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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. + References No definition available. + Details
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