Note 7: Loans and Allowance For Loan Losses: Financing Receivable Credit Quality Indicators (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Satisfactory | Consumer Loan
Loan Portfolio Internal Grading System Classification	$ 76,122	$ 77,507
Satisfactory | Automobile Loan
Loan Portfolio Internal Grading System Classification	370,770	323,002
Satisfactory | One To Four Family Residential Construction
Loan Portfolio Internal Grading System Classification	38,009	39,049
Satisfactory | Subdivision Construction
Loan Portfolio Internal Grading System Classification	30,153	24,269
Satisfactory | Land Development
Loan Portfolio Internal Grading System Classification	37,603	41,035
Satisfactory | Commercial Construction
Loan Portfolio Internal Grading System Classification	459,907	392,929
Satisfactory | Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	91,783	85,041
Satisfactory | Non-Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	144,892	141,198
Satisfactory | Commercial Real Estate
Loan Portfolio Internal Grading System Classification	977,324	901,167
Satisfactory | Other Residential
Loan Portfolio Internal Grading System Classification	374,377	380,811
Satisfactory | Commercial Business
Loan Portfolio Internal Grading System Classification	389,655	351,744
Satisfactory | Industrial Revenue Bonds
Loan Portfolio Internal Grading System Classification	39,532	40,037
Satisfactory | Home Equity Line of Credit
Loan Portfolio Internal Grading System Classification	70,122	65,841
Satisfactory | Acquired FDIC-covered loans, net of discount
Loan Portfolio Internal Grading System Classification	265,833	286,049
Satisfactory | Acquired foreclosed assets no longer covered by FDIC loss sharing agreements, net of discounts
Loan Portfolio Internal Grading System Classification	38,343	48,592
Satisfactory | Acquired non-covered loans, net of discounts
Loan Portfolio Internal Grading System Classification	110,798	121,982
Satisfactory | Loans Receivable
Loan Portfolio Internal Grading System Classification	3,515,223	3,320,253
Watch | Consumer Loan
Loan Portfolio Internal Grading System Classification		3
Watch | Subdivision Construction
Loan Portfolio Internal Grading System Classification	269	21
Watch | Land Development
Loan Portfolio Internal Grading System Classification	5,432	5,000
Watch | Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	596	745
Watch | Non-Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	531	580
Watch | Commercial Real Estate
Loan Portfolio Internal Grading System Classification	28,349	32,155
Watch | Other Residential
Loan Portfolio Internal Grading System Classification	9,569	9,647
Watch | Commercial Business
Loan Portfolio Internal Grading System Classification	1,322	423
Watch | Industrial Revenue Bonds
Loan Portfolio Internal Grading System Classification		1,024
Watch | Loans Receivable
Loan Portfolio Internal Grading System Classification	46,068	49,598
Substandard | Consumer Loan
Loan Portfolio Internal Grading System Classification	459	519
Substandard | Automobile Loan
Loan Portfolio Internal Grading System Classification	501	351
Substandard | One To Four Family Residential Construction
Loan Portfolio Internal Grading System Classification	467	1,312
Substandard | Subdivision Construction
Loan Portfolio Internal Grading System Classification	3,831	4,303
Substandard | Land Development
Loan Portfolio Internal Grading System Classification	5,539	6,061
Substandard | Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	1,645	1,763
Substandard | Non-Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	1,057	1,273
Substandard | Commercial Real Estate
Loan Portfolio Internal Grading System Classification	9,781	12,554
Substandard | Other Residential
Loan Portfolio Internal Grading System Classification	1,955	1,956
Substandard | Commercial Business
Loan Portfolio Internal Grading System Classification	697	1,845
Substandard | Home Equity Line of Credit
Loan Portfolio Internal Grading System Classification	393	431
Substandard | Acquired FDIC-covered loans, net of discount
Loan Portfolio Internal Grading System Classification	538	559
Substandard | Acquired foreclosed assets no longer covered by FDIC loss sharing agreements, net of discounts
Loan Portfolio Internal Grading System Classification	139	1,353
Substandard | Acquired non-covered loans, net of discounts
Loan Portfolio Internal Grading System Classification	67
Substandard | Loans Receivable
Loan Portfolio Internal Grading System Classification	27,069	34,280
Total For Portfolio | Consumer Loan
Loan Portfolio Internal Grading System Classification	76,581	78,029
Total For Portfolio | Automobile Loan
Loan Portfolio Internal Grading System Classification	371,271	323,353
Total For Portfolio | One To Four Family Residential Construction
Loan Portfolio Internal Grading System Classification	38,476	40,361
Total For Portfolio | Subdivision Construction
Loan Portfolio Internal Grading System Classification	34,253	28,593
Total For Portfolio | Land Development
Loan Portfolio Internal Grading System Classification	48,574	52,096
Total For Portfolio | Commercial Construction
Loan Portfolio Internal Grading System Classification	459,907	392,929
Total For Portfolio | Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	94,024	87,549
Total For Portfolio | Non-Owner Occupied One To Four Family Residential
Loan Portfolio Internal Grading System Classification	146,480	143,051
Total For Portfolio | Commercial Real Estate
Loan Portfolio Internal Grading System Classification	1,015,454	945,876
Total For Portfolio | Other Residential
Loan Portfolio Internal Grading System Classification	385,901	392,414
Total For Portfolio | Commercial Business
Loan Portfolio Internal Grading System Classification	391,674	354,012
Total For Portfolio | Industrial Revenue Bonds
Loan Portfolio Internal Grading System Classification	39,532	41,061
Total For Portfolio | Home Equity Line of Credit
Loan Portfolio Internal Grading System Classification	70,515	66,272
Total For Portfolio | Acquired FDIC-covered loans, net of discount
Loan Portfolio Internal Grading System Classification	266,371	286,608
Total For Portfolio | Acquired foreclosed assets no longer covered by FDIC loss sharing agreements, net of discounts
Loan Portfolio Internal Grading System Classification	38,482	49,945
Total For Portfolio | Acquired non-covered loans, net of discounts
Loan Portfolio Internal Grading System Classification	110,865	121,982
Total For Portfolio | Loans Receivable
Loan Portfolio Internal Grading System Classification	$ 3,588,360	$ 3,404,131