Note 10: Employee Benefits: Schedule of Share-based Compensation, Stock Options, Activity (Details) (USD $)	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Options outstanding at beginning of year
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 14.84	$ 14.87	$ 14.44
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	84,400	91,000	87,500
Options Granted
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased			$ 22.35
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options			5,000
Options Exercised
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 15.23	$ 15.23	$ 15.23
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	(34,400)	(6,600)	(1,500)
Options Outstanding at Year-End
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 14.57	$ 14.84	$ 14.87
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	50,000	84,400	91,000
Options exercisable at year-end
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 14.19	$ 14.69	$ 14.77
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	43,000	71,400	72,000