NOTE 6: LOANS AND ALLOWANCE FOR LOAN LOSSES: Financing Receivable, Nonaccrual (Details) - USD ($)	Sep. 30, 2020	Dec. 31, 2019
Loans Receivable
Financing Receivable, Nonaccrual	$ 3,837	$ 4,519
Commercial Loan
Financing Receivable, Nonaccrual	0	0
Commercial Real Estate
Financing Receivable, Nonaccrual	701	632
Industrial revenue bonds
Financing Receivable, Nonaccrual	0	0
Automobile Loan
Financing Receivable, Nonaccrual	267	558
Home Equity Line of Credit
Financing Receivable, Nonaccrual	457	517
Land Improvements
Financing Receivable, Nonaccrual	0	0
One- to four-family residential construction
Financing Receivable, Nonaccrual	0	0
Subdivision construction
Financing Receivable, Nonaccrual	0	0
Owner occupied one- to four-family residential
Financing Receivable, Nonaccrual	1,922	1,198
Non-owner occupied one- to four-family residential
Financing Receivable, Nonaccrual	238	181
Other residential
Financing Receivable, Nonaccrual	0	0
Commercial Borrower
Financing Receivable, Nonaccrual	140	1,235
Consumer Borrower
Financing Receivable, Nonaccrual	$ 112	$ 198