Note 8: Other Real Estate Owned: Schedule of Expenses Applicable to Foreclosed Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Details
Net (gain) loss on sales of other real estate owned	$ (5)	$ (244)	$ (101)	$ (410)
Valuation write-downs on foreclosed assets	50	197	213	444
Operating expenses, net of rental income	223	466	635	1,005
Total foreclosed assets expenses	$ 268	$ 419	$ 747	$ 1,039