Note 11: Employee Benefits: 2003 Stock Option Plan Policy: Stock Option Plans (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Details
Stock Option Plan Description	The Company adopted a stock option plan in October 2003 (the 2003 Plan). Under the plan, the Company granted options to purchase 242,000 shares (split-adjusted) to employees and directors, of which, options to purchase 177,000 shares (split-adjusted) have been exercised, options to purchase 45,000 shares (split-adjusted) have been forfeited, and 20,000 remain outstanding. Under the 2003 Plan, exercised options may be issued from either authorized but unissued shares, or treasury shares. At the 2017 annual meeting, shareholders approved the 2017 Omnibus Incentive Plan, which provided that no further awards would be made under the 2003 Plan.
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	$ 541
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	$ 455
Stock Option Plan Exercised Options to Purchase	24,000
Stock Option Plan Options to Purchase Intrinsic Value	$ 764
Stock Option Plan Intrinsic Value of Options Vested	$ 43	$ 262	$ 37