Note 4: Loans and Allowance for Loan Losses: Financing Receivable Credit Quality Indicators (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
Consumer Loan | Pass
Financing Receivable Credit Quality Indicators	$ 101,258	$ 97,012
Consumer Loan | Watch
Financing Receivable Credit Quality Indicators	166	170
Consumer Loan | Special Mention
Financing Receivable Credit Quality Indicators	26	26
Consumer Loan | Substandard
Financing Receivable Credit Quality Indicators	171	291
Consumer Loan | Doubtful
Financing Receivable Credit Quality Indicators	0	35
Consumer Loan | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	101,621	97,534
Commercial Loan | Pass
Financing Receivable Credit Quality Indicators	342,224	341,069
Commercial Loan | Watch
Financing Receivable Credit Quality Indicators	6,255	7,802
Commercial Loan | Special Mention
Financing Receivable Credit Quality Indicators	0	0
Commercial Loan | Substandard
Financing Receivable Credit Quality Indicators	6,796	7,003
Commercial Loan | Doubtful
Financing Receivable Credit Quality Indicators	0	0
Commercial Loan | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	355,275	355,874
Construction Loan Payable | Pass
Financing Receivable Credit Quality Indicators	96,814	80,134
Construction Loan Payable | Watch
Financing Receivable Credit Quality Indicators	0	0
Construction Loan Payable | Special Mention
Financing Receivable Credit Quality Indicators	0	0
Construction Loan Payable | Substandard
Financing Receivable Credit Quality Indicators	0	0
Construction Loan Payable | Doubtful
Financing Receivable Credit Quality Indicators	0	0
Construction Loan Payable | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	96,814	80,134
Residential Real Estate | Pass
Financing Receivable Credit Quality Indicators	532,574	482,869
Residential Real Estate | Watch
Financing Receivable Credit Quality Indicators	1,009	1,236
Residential Real Estate | Special Mention
Financing Receivable Credit Quality Indicators	103	103
Residential Real Estate | Substandard
Financing Receivable Credit Quality Indicators	5,730	7,784
Residential Real Estate | Doubtful
Financing Receivable Credit Quality Indicators	0	0
Residential Real Estate | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	539,416	491,992
Commercial Real Estate | Pass
Financing Receivable Credit Quality Indicators	813,762	802,479
Commercial Real Estate | Watch
Financing Receivable Credit Quality Indicators	20,812	21,693
Commercial Real Estate | Special Mention
Financing Receivable Credit Quality Indicators	3,436	3,463
Commercial Real Estate | Substandard
Financing Receivable Credit Quality Indicators	12,466	13,142
Commercial Real Estate | Doubtful
Financing Receivable Credit Quality Indicators	0	0
Commercial Real Estate | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	$ 850,476	$ 840,777