Note 4: Loans and Allowance for Loan Losses: Schedule of Interest Income Recognized on Impaired Loans (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Total loans
Impaired Financing Receivable, Average Recorded Investment	$ 12,685	$ 19,880
Impaired Financing Receivable Interest Income Recognized	1,120	410
Consumer Loan
Impaired Financing Receivable, Average Recorded Investment	0	0
Impaired Financing Receivable Interest Income Recognized	0	0
Commercial Loan
Impaired Financing Receivable, Average Recorded Investment	1,628	3,801
Impaired Financing Receivable Interest Income Recognized	616	58
Construction Loan Payable
Impaired Financing Receivable, Average Recorded Investment	1,297	1,334
Impaired Financing Receivable Interest Income Recognized	101	39
Residential Real Estate
Impaired Financing Receivable, Average Recorded Investment	2,531	3,468
Impaired Financing Receivable Interest Income Recognized	33	67
Commercial Real Estate
Impaired Financing Receivable, Average Recorded Investment	7,229	11,277
Impaired Financing Receivable Interest Income Recognized	$ 370	$ 246