Note 16: Derivatives and Hedging Activities: Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Amount of Gain (Loss) Recognized in Accumulated Other Comprehensive Income | Interest Rate Swap
Effect of derivative instruments on the statements of comprehensive income	$ (1,581)	$ 4,461	$ 8,271	$ 18,789