Note 4: Acquired Loans, Loss Sharing Agreements and FDIC Indemnification Assets: Schedule of TeamBank FDIC Indemnification Asset (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
TeamBank Loans
Initial basis for loss sharing determination, net of activity since acquisition date	$ 43,855	$ 53,553
Reclassification from nonaccretable discount to accretable discount due to change in expected losses (net of accretion to date)	(1,923)	(2,882)
Original estimated fair value of assets, net of activity since acquisition date	(41,560)	(49,862)
Expected loss remaining	372	809
Assumed loss sharing recovery percentage	85.00%	82.00%
Estimated loss sharing value	315	665
Indemnification assets to be amortized resulting from change in expected losses	359	593
FDIC Indemnification Asset, Total	674	1,248
Accretable discount on FDIC indemnification asset		(10)
TeamBank Foreclosed Assets
Initial basis for loss sharing determination, net of activity since acquisition date	132	664
Original estimated fair value of assets, net of activity since acquisition date	(119)	(647)
Expected loss remaining	13	17
Assumed loss sharing recovery percentage	77.00%	76.00%
Estimated loss sharing value	10	13
FDIC Indemnification Asset, Total	$ 10	$ 13