Note 3: Loans and Allowance For Loan Losses: Schedule of Financing Receivable Credit Quality Indicators (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Loans Receivable One- to Four-Family Residential Construction	$ 29,071	$ 23,976
Loans Receivable Subdivision Construction	35,805	61,140
Loans Receivable Land Development	62,559	68,771
Loans Receivable, Gross, Commercial, Construction	150,515	119,589
Loans Receivable Owner Occupied One- to Four-Family Residential	83,859	91,994
Loans Receivable Non-Owner Occupied One- to Four-Family Residential	145,458	145,781
Loans Receivable, Gross, Commercial, Real Estate	692,377	639,857
Loans Receivable Other Residential	267,518	243,742
Loans Receivable Commercial Business	264,631	236,384
Loans Receivable Industrial Revenue Bonds	43,762	59,750
Loans Receivable Consumer Auto	82,610	59,368
Loans and Leases Receivable, Gross, Consumer, Other	83,815	77,540
Loans and Leases Receivable, Gross, Consumer, Home Equity	54,225	47,114
TeamBank
FDIC-supported Loans, Net of Discounts	77,615	128,875
Vantus Bank
FDIC-supported Loans, Net of Discounts	95,483	123,036
Sun Security Bank
FDIC-supported Loans, Net of Discounts	91,519	144,626
InterBank
FDIC-supported Loans, Net of Discounts	259,232
Satisfactory
Loans Receivable One- to Four-Family Residential Construction	28,662	21,436
Loans Receivable Subdivision Construction	31,156	45,754
Loans Receivable Land Development	47,388	41,179
Loans Receivable, Gross, Commercial, Construction	150,515	119,589
Loans Receivable Owner Occupied One- to Four-Family Residential	79,411	86,725
Loans Receivable Non-Owner Occupied One- to Four-Family Residential	132,073	129,458
Loans Receivable, Gross, Commercial, Real Estate	619,387	542,712
Loans Receivable Other Residential	252,238	222,940
Loans Receivable Commercial Business	253,165	225,664
Loans Receivable Industrial Revenue Bonds	40,977	57,640
Loans Receivable Consumer Auto	82,467	59,237
Loans and Leases Receivable, Gross, Consumer, Other	83,250	77,006
Loans and Leases Receivable, Gross, Consumer, Home Equity	52,076	46,940
Total Loans Receivable	2,376,343	2,072,817
Satisfactory | TeamBank
FDIC-supported Loans, Net of Discounts	77,568	128,875
Satisfactory | Vantus Bank
FDIC-supported Loans, Net of Discounts	95,281	123,036
Satisfactory | Sun Security Bank
FDIC-supported Loans, Net of Discounts	91,519	144,626
Satisfactory | InterBank
FDIC-supported Loans, Net of Discounts	259,210
Watch
Loans Receivable One- to Four-Family Residential Construction		2,354
Loans Receivable Subdivision Construction	2,993	2,701
Loans Receivable Land Development	3,887	20,902
Loans Receivable Owner Occupied One- to Four-Family Residential	792	1,018
Loans Receivable Non-Owner Occupied One- to Four-Family Residential	7,884	5,232
Loans Receivable, Gross, Commercial, Real Estate	42,753	51,757
Loans Receivable Other Residential	6,793	13,262
Loans Receivable Commercial Business	4,286	5,403
Loans Receivable Industrial Revenue Bonds	675
Total Loans Receivable	70,063	102,629
Special Mention
Loans Receivable Land Development		245
Loans Receivable Non-Owner Occupied One- to Four-Family Residential		249
Loans Receivable, Gross, Commercial, Real Estate		13,384
Loans Receivable Commercial Business		638
Loans and Leases Receivable, Gross, Consumer, Home Equity	1,913
Total Loans Receivable	1,913	14,516
Substandard
Loans Receivable One- to Four-Family Residential Construction	409	186
Loans Receivable Subdivision Construction	1,656	12,685
Loans Receivable Land Development	11,284	6,445
Loans Receivable Owner Occupied One- to Four-Family Residential	3,656	4,251
Loans Receivable Non-Owner Occupied One- to Four-Family Residential	5,501	10,842
Loans Receivable, Gross, Commercial, Real Estate	30,237	32,004
Loans Receivable Other Residential	8,487	7,540
Loans Receivable Commercial Business	6,180	4,679
Loans Receivable Industrial Revenue Bonds	2,110	2,110
Loans Receivable Consumer Auto	143	131
Loans and Leases Receivable, Gross, Consumer, Other	565	534
Loans and Leases Receivable, Gross, Consumer, Home Equity	236	174
Total Loans Receivable	70,735	81,581
Substandard | TeamBank
FDIC-supported Loans, Net of Discounts	47
Substandard | Vantus Bank
FDIC-supported Loans, Net of Discounts	202
Substandard | InterBank
FDIC-supported Loans, Net of Discounts	22
Doubtful
Loans Receivable Commercial Business	1,000
Total Loans Receivable	1,000
Total Credit Quality Indicator
Loans Receivable One- to Four-Family Residential Construction	29,071	23,976
Loans Receivable Subdivision Construction	35,805	61,140
Loans Receivable Land Development	62,559	68,771
Loans Receivable, Gross, Commercial, Construction	150,515	119,589
Loans Receivable Owner Occupied One- to Four-Family Residential	83,859	91,994
Loans Receivable Non-Owner Occupied One- to Four-Family Residential	145,458	145,781
Loans Receivable, Gross, Commercial, Real Estate	692,377	639,857
Loans Receivable Other Residential	267,518	243,742
Loans Receivable Commercial Business	264,631	236,384
Loans Receivable Industrial Revenue Bonds	43,762	59,750
Loans Receivable Consumer Auto	82,610	59,368
Loans and Leases Receivable, Gross, Consumer, Other	83,815	77,540
Loans and Leases Receivable, Gross, Consumer, Home Equity	54,225	47,114
Total Loans Receivable	2,520,054	2,271,543
Total Credit Quality Indicator | TeamBank
FDIC-supported Loans, Net of Discounts	77,615	128,875
Total Credit Quality Indicator | Vantus Bank
FDIC-supported Loans, Net of Discounts	95,483	123,036
Total Credit Quality Indicator | Sun Security Bank
FDIC-supported Loans, Net of Discounts	91,519	144,626
Total Credit Quality Indicator | InterBank
FDIC-supported Loans, Net of Discounts	$ 259,232