Note 4: Loans and Allowance for Loan Losses: Schedule of Interest Income Recognized on Impaired Loans (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Total loans
Impaired Financing Receivable, Average Recorded Investment	$ 28,383	$ 16,021	$ 20,534	$ 17,951
Impaired Financing Receivable Interest Income Recognized	567	568	2,287	1,434
Consumer Loan
Impaired Financing Receivable, Average Recorded Investment	0	0	0	0
Impaired Financing Receivable Interest Income Recognized	0	0	0	0
Commercial Loan
Impaired Financing Receivable, Average Recorded Investment	5,805	2,855	3,716	3,328
Impaired Financing Receivable Interest Income Recognized	100	44	818	153
Construction Loan Payable
Impaired Financing Receivable, Average Recorded Investment	1,292	1,312	1,294	1,323
Impaired Financing Receivable Interest Income Recognized	48	43	190	122
Residential Real Estate
Impaired Financing Receivable, Average Recorded Investment	1,830	3,322	2,181	3,395
Impaired Financing Receivable Interest Income Recognized	28	45	89	172
Commercial Real Estate
Impaired Financing Receivable, Average Recorded Investment	19,456	8,532	13,343	9,905
Impaired Financing Receivable Interest Income Recognized	$ 391	$ 436	$ 1,190	$ 987