Note 4: Acquired Loans, Loss Sharing Agreements and FDIC Indemnification Assets: FDIC Indemnification Asset Policy: FDIC Indemnification Asset Roll Forward (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Dec. 31, 2015
FDIC indemnification asset		$ 13,145	$ 24,082
Vantus Bank Loans
Initial basis for loss sharing determination, net of activity since acquisition date		23,712	31,818
Reclassification from nonaccretable discount to accretable discount due to change in expected losses (net of accretion to date)		(239)	(470)
Original estimated fair value of assets, net of activity since acquisition date		(23,232)	(31,092)
Expected loss remaining		241	$ 256
Assumed loss sharing recovery percentage			61.00%
Estimated loss sharing value			$ 156
Indemnification assets to be amortized resulting from change in expected losses			319
FDIC indemnification asset			475
Vantus Bank Foreclosed Assets
Initial basis for loss sharing determination, net of activity since acquisition date		15	608
Original estimated fair value of assets, net of activity since acquisition date		(15)	(418)
Expected loss remaining			$ 190
Assumed loss sharing recovery percentage			0.00%
Sun Security Bank Loans
Initial basis for loss sharing determination, net of activity since acquisition date		33,579	$ 43,855
Reclassification from nonaccretable discount to accretable discount due to change in expected losses (net of accretion to date)		(1,086)	(2,171)
Original estimated fair value of assets, net of activity since acquisition date		(31,499)	(40,349)
Expected loss remaining		994	$ 1,335
Assumed loss sharing recovery percentage			34.00%
Estimated loss sharing value			$ 456
Indemnification assets to be amortized resulting from change in expected losses			1,725
FDIC indemnification asset			2,145
Accretable Discount on FDIC Indemnification Asset			(36)
Sun Security Bank Foreclosed Assets
Initial basis for loss sharing determination, net of activity since acquisition date		365	557
Original estimated fair value of assets, net of activity since acquisition date		(286)	(461)
Expected loss remaining		79	$ 96
Assumed loss sharing recovery percentage			80.00%
Estimated loss sharing value			$ 77
FDIC indemnification asset			14
Accretable Discount on FDIC Indemnification Asset			(63)
InterBank
Initial basis for loss sharing determination, net of activity since acquisition date		149,657
Reclassification from nonaccretable discount to accretable discount due to change in expected losses (net of accretion to date)		(1,984)
Original estimated fair value of assets, net of activity since acquisition date		(134,355)
Expected loss remaining		$ 13,861
Assumed loss sharing recovery percentage		84.00%
Estimated loss sharing value		$ 11,644
Indemnification assets to be amortized resulting from change in expected losses		1,586
FDIC indemnification asset		13,145
Accretable Discount on FDIC Indemnification Asset		(1,038)
Non-credit premium (discount), net of activity since acquisition date		543
InterBank Foreclosed Assets
Initial basis for loss sharing determination, net of activity since acquisition date		1,417
Original estimated fair value of assets, net of activity since acquisition date		(1,417)
InterBank Loans
Initial basis for loss sharing determination, net of activity since acquisition date			193,654
Reclassification from nonaccretable discount to accretable discount due to change in expected losses (net of accretion to date)			(4,901)
Original estimated fair value of assets, net of activity since acquisition date			(170,308)
Expected loss remaining			$ 19,347
Assumed loss sharing recovery percentage			83.00%
Estimated loss sharing value	[1]		$ 16,032
Indemnification assets to be amortized resulting from change in expected losses			3,920
FDIC indemnification asset			20,511
Accretable Discount on FDIC Indemnification Asset			(1,801)
Non-credit premium (discount), net of activity since acquisition date			902
FDIC loss share clawback			2,360
InterBank Foreclosed Assets
Initial basis for loss sharing determination, net of activity since acquisition date			2,110
Original estimated fair value of assets, net of activity since acquisition date			(1,392)
Expected loss remaining			$ 718
Assumed loss sharing recovery percentage			80.00%
Estimated loss sharing value	[1]		$ 575
FDIC indemnification asset			542
Accretable Discount on FDIC Indemnification Asset			(33)
Valley Bank Loans
Initial basis for loss sharing determination, net of activity since acquisition date		84,283	109,791
Reclassification from nonaccretable discount to accretable discount due to change in expected losses (net of accretion to date)		(2,121)	(3,213)
Original estimated fair value of assets, net of activity since acquisition date		(76,231)	(93,436)
Expected loss remaining		6,159	13,861
Non-credit premium (discount), net of activity since acquisition date		228	719
Valley Bank Foreclosed Assets
Initial basis for loss sharing determination, net of activity since acquisition date		1,973	1,017
Original estimated fair value of assets, net of activity since acquisition date		(1,952)	(995)
Expected loss remaining		$ 21	$ 22

[1] Includes $400,000 impairment of indemnification asset for loans