Note 10: Employee Benefits: Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range (Details) (USD $)	Jun. 30, 2013
Weighted Average Remaining Contractual Life 10.6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	34,400
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 15.23
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	34,400
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 15.23
Weighted Average Remaining Contractual Life 15.6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	15,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 15.30
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	15,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 15.30
Weighted Average Remaining Contractual Life 26.4 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	5,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 14.26
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	5,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 14.26
Weighted Average Remaining Contractual Life 64.6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	5,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 12.15
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	4,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 12.15
Weighted Average Remaining Contractual Life 78.6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	20,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 12.75
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	12,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 12.75
Weighted Average Remaining Contractual Life 100.7 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	5,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 22.35
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	1,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 22.35