Note 8: Earnings Per Share: Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Details
Net income	$ 7,717	$ 7,454	$ 15,545	$ 14,254
Weighted Average Number of Shares Outstanding, Basic	9,202,052	9,136,873	9,217,155	9,066,597
Stock options under treasury stock method	10,847	11,860	9,675	12,342
Weighted Average Number of Shares Outstanding, Diluted	9,212,899	9,148,733	9,226,830	9,078,939
Basic earnings per common share	$ 0.84	$ 0.82	$ 1.69	$ 1.57
Diluted earnings per common share	$ 0.84	$ 0.81	$ 1.68	$ 1.57