Note 7: Investments in Limited Partnerships: Investments in Community Development Entities Policy (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Details
Investments in Community Development Entities Net Carrying Amount	$ 1,900	$ 3,500
Community Development Federal New Market Tax Credits	2,200
Expected Amortization of Investment in Community Development Entities	1,600
Usage of Investment in Community Development Entities Federal New Market Tax Credits	2,300	2,300	$ 2,300
Actual Amortization of Investment in Community Development Entities	$ 1,700	$ 1,700	$ 1,700