Note 4: Loans and Allowance for Loan Losses: Financing Receivable Credit Quality Indicators (Details) - USD ($)	Mar. 31, 2020	Jun. 30, 2019
Consumer Loan | Pass
Financing Receivable Credit Quality Indicators	$ 94,331	$ 97,012
Consumer Loan | Watch
Financing Receivable Credit Quality Indicators	66	170
Consumer Loan | Special Mention
Financing Receivable Credit Quality Indicators	25	26
Consumer Loan | Substandard
Financing Receivable Credit Quality Indicators	223	291
Consumer Loan | Doubtful
Financing Receivable Credit Quality Indicators	0	35
Consumer Loan | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	94,645	97,534
Commercial Loan | Pass
Financing Receivable Credit Quality Indicators	315,631	341,069
Commercial Loan | Watch
Financing Receivable Credit Quality Indicators	4,811	7,802
Commercial Loan | Special Mention
Financing Receivable Credit Quality Indicators	0	0
Commercial Loan | Substandard
Financing Receivable Credit Quality Indicators	7,145	7,003
Commercial Loan | Doubtful
Financing Receivable Credit Quality Indicators	0	0
Commercial Loan | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	327,587	355,874
Construction Loan Payable | Pass
Financing Receivable Credit Quality Indicators	92,053	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	92,053	80,134
Residential Real Estate | Pass
Financing Receivable Credit Quality Indicators	576,953	482,869
Residential Real Estate | Watch
Financing Receivable Credit Quality Indicators	1,036	1,236
Residential Real Estate | Special Mention
Financing Receivable Credit Quality Indicators	0	103
Residential Real Estate | Substandard
Financing Receivable Credit Quality Indicators	5,787	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	583,776	491,992
Commercial Real Estate | Pass
Financing Receivable Credit Quality Indicators	855,056	802,479
Commercial Real Estate | Watch
Financing Receivable Credit Quality Indicators	22,229	21,693
Commercial Real Estate | Special Mention
Financing Receivable Credit Quality Indicators	753	3,463
Commercial Real Estate | Substandard
Financing Receivable Credit Quality Indicators	14,343	13,142
Commercial Real Estate | Doubtful
Financing Receivable Credit Quality Indicators	888	0
Commercial Real Estate | Total by Credit Quality Indicator
Financing Receivable Credit Quality Indicators	$ 893,269	$ 840,777