Note 11: Fair Value Measurements: Fair Value Inputs, Assets, Quantitative Information (Details) - Fair Value, Inputs, Level 3 - Foreclosed and Repossessed Assets - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2016	Jun. 30, 2016
Fair Value Asset Liability Measured On Nonrecurring Basis With Unobservable Inputs	$ 3,333	$ 3,366
Third party appraisal
Fair Value Measurements Nonrecurring Valuation Technique	Third party appraisal		Third party appraisal
Third party appraisal | Marketability discount
Fair Value Measurements Nonrecurring Unobservable Inputs	Marketability discount		Marketability discount
Fair Value Measurements Nonrecurring Range of discounts Applied	0.0% - 76.0%		0.0% - 76.0%
Fair Value Measurements Nonrecurring Weighted Average Discount Applied	32.7%		35.6%