Note 3: Loans and Allowance For Loan Losses: Schedule of Loan Portfolio Aging Analysis (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Financing Receivables, 30 to 59 Days Past Due | Residential Mortgage
Financing Receivable Recorded Investment	$ 1,491	$ 1,157
Financing Receivables, 30 to 59 Days Past Due | Construction Loan Payable
Financing Receivable Recorded Investment	35	165
Financing Receivables, 30 to 59 Days Past Due | Commercial Real Estate
Financing Receivable Recorded Investment	700
Financing Receivables, 30 to 59 Days Past Due | Consumer Loan
Financing Receivable Recorded Investment	216	169
Financing Receivables, 30 to 59 Days Past Due | Commercial Loan
Financing Receivable Recorded Investment	144	209
Financing Receivables, 30 to 59 Days Past Due | Total loans
Financing Receivable Recorded Investment	2,586	1,700
Financing Receivables, 60 to 89 Days Past Due | Residential Mortgage
Financing Receivable Recorded Investment	148	457
Financing Receivables, 60 to 89 Days Past Due | Consumer Loan
Financing Receivable Recorded Investment	16	99
Financing Receivables, 60 to 89 Days Past Due | Commercial Loan
Financing Receivable Recorded Investment	53	138
Financing Receivables, 60 to 89 Days Past Due | Total loans
Financing Receivable Recorded Investment	217	694
Financing Receivables, Equal to Greater than 90 Days Past Due | Residential Mortgage
Financing Receivable Recorded Investment	676	1,970
Financing Receivables, Equal to Greater than 90 Days Past Due | Construction Loan Payable
Financing Receivable Recorded Investment		207
Financing Receivables, Equal to Greater than 90 Days Past Due | Commercial Real Estate
Financing Receivable Recorded Investment	711	33
Financing Receivables, Equal to Greater than 90 Days Past Due | Consumer Loan
Financing Receivable Recorded Investment	134	39
Financing Receivables, Equal to Greater than 90 Days Past Due | Commercial Loan
Financing Receivable Recorded Investment	426	623
Financing Receivables, Equal to Greater than 90 Days Past Due | Total loans
Financing Receivable Recorded Investment	1,947	2,872
Nonperforming Financial Instruments | Residential Mortgage
Financing Receivable Recorded Investment	2,315	3,584
Nonperforming Financial Instruments | Construction Loan Payable
Financing Receivable Recorded Investment	35	372
Nonperforming Financial Instruments | Commercial Real Estate
Financing Receivable Recorded Investment	1,411	33
Nonperforming Financial Instruments | Consumer Loan
Financing Receivable Recorded Investment	366	307
Nonperforming Financial Instruments | Commercial Loan
Financing Receivable Recorded Investment	623	970
Nonperforming Financial Instruments | Total loans
Financing Receivable Recorded Investment	4,750	5,266
Financing Receivables Current | Residential Mortgage
Financing Receivable Recorded Investment	440,148	389,390
Financing Receivables Current | Construction Loan Payable
Financing Receivable Recorded Investment	56,007	55,218
Financing Receivables Current | Commercial Real Estate
Financing Receivable Recorded Investment	602,511	452,019
Financing Receivables Current | Consumer Loan
Financing Receivable Recorded Investment	63,285	46,234
Financing Receivables Current | Commercial Loan
Financing Receivable Recorded Investment	246,561	201,075
Financing Receivables Current | Total loans
Financing Receivable Recorded Investment	1,408,512	1,143,936
Performing Financial Instruments | Residential Mortgage
Financing Receivable Recorded Investment	442,463	392,974
Performing Financial Instruments | Construction Loan Payable
Financing Receivable Recorded Investment	56,042	55,590
Performing Financial Instruments | Commercial Real Estate
Financing Receivable Recorded Investment	603,922	452,052
Performing Financial Instruments | Consumer Loan
Financing Receivable Recorded Investment	63,651	46,541
Performing Financial Instruments | Commercial Loan
Financing Receivable Recorded Investment	247,184	202,045
Performing Financial Instruments | Total loans
Financing Receivable Recorded Investment	1,413,262	1,149,202
Financing Receivables Greater Than 90 Days Past Due and Still Accruing | Residential Mortgage
Financing Receivable Recorded Investment	59
Financing Receivables Greater Than 90 Days Past Due and Still Accruing | Consumer Loan
Financing Receivable Recorded Investment	13	7
Financing Receivables Greater Than 90 Days Past Due and Still Accruing | Commercial Loan
Financing Receivable Recorded Investment	329	31
Financing Receivables Greater Than 90 Days Past Due and Still Accruing | Total loans
Financing Receivable Recorded Investment	$ 401	$ 38