Note 7: Earnings Per Share: Schedule of Earnings Per Share, Basic and Diluted (Details) - $ / shares	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Details
Weighted Average Number of Shares Outstanding, Basic	8,762,344	7,450,041	8,647,593	7,442,525
Stock options under treasury stock method	13,062	28,626	12,790	25,976
Weighted Average Number of Shares Outstanding, Diluted	8,775,406	7,478,667	8,660,383	7,468,501
Basic earnings per common share	$ 0.60	$ 0.53	$ 1.77	$ 1.59
Diluted earnings per common share	$ 0.60	$ 0.53	$ 1.77	$ 1.59