Note 10: Employee Benefits: Schedule of Share-based Compensation, Stock Options, Activity (Details) - $ / shares	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Options outstanding at beginning of year
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 7.29	$ 7.42	$ 7.44
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	100,000	168,800	182,000
Options Granted
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 17.55
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	10,000
Options Exercised
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 8.10	$ 7.62	$ 7.62
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	(41,000)	(68,800)	(13,200)
Options Outstanding at Year-End
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 8.28	$ 7.29	$ 7.42
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	69,000	100,000	168,800
Options exercisable at year-end
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 6.39	$ 7.10	$ 7.35
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options	55,000	86,000	142,800