Note 7: Loans and Allowance For Loan Losses: Schedule of Balance in Allowance for Loan Losses Based on Portfolio Segment and Impairment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
OneToFourFamilyResidentialConstructionMember
Financing Receivable, Allowance for Credit Losses, Beginning Balance	$ 6,125	$ 7,899	$ 6,822	$ 11,424
Provision for Loan Losses Expensed	(234)	(724)	292	(1,830)
Financing Receivable, Allowance for Credit Losses, Write-downs	(847)	(245)	(2,088)	(2,740)
Allowance for Doubtful Accounts Receivable, Recoveries	87	65	105	141
Financing Receivable, Allowance for Credit Losses, Ending Balance	5,131	6,995	5,131	6,995
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,650		1,650		2,288
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	3,481		3,481		4,532
Financing Receivable, Allowance for Credit Losses, Acquired with Deteriorated Credit Quality					1
Financing Receivable, Individually Evaluated for Impairment	13,310		13,310		14,691
Financing Receivable, Collectively Evaluated for Impairment	284,897		284,897		279,502
Financing Receivable, Acquired with Deteriorated Credit Quality	235,141		235,141		278,889
OtherResidentialMember
Financing Receivable, Allowance for Credit Losses, Beginning Balance	3,373	4,012	4,327	3,088
Provision for Loan Losses Expensed	(372)	348	1,329	4,206
Financing Receivable, Allowance for Credit Losses, Write-downs	(201)	(310)	(2,887)	(3,562)
Allowance for Doubtful Accounts Receivable, Recoveries	6	22	37	340
Financing Receivable, Allowance for Credit Losses, Ending Balance	2,806	4,072	2,806	4,072
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	169		169		1,089
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	2,637		2,637		3,239
Financing Receivable, Individually Evaluated for Impairment	11,367		11,367		16,405
Financing Receivable, Collectively Evaluated for Impairment	241,241		241,241		251,113
Financing Receivable, Acquired with Deteriorated Credit Quality	41,772		41,772		53,280
Commercial Real Estate
Financing Receivable, Allowance for Credit Losses, Beginning Balance	16,419	15,592	17,441	18,390
Provision for Loan Losses Expensed	1,474	2,950	6,736	12,265
Financing Receivable, Allowance for Credit Losses, Write-downs	(608)	(1,579)	(7,138)	(13,784)
Allowance for Doubtful Accounts Receivable, Recoveries	888	448	1,134	540
Financing Receivable, Allowance for Credit Losses, Ending Balance	18,173	17,411	18,173	17,411
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	2,416		2,416		4,990
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	15,754		15,754		12,443
Financing Receivable, Allowance for Credit Losses, Acquired with Deteriorated Credit Quality	3		3		9
Financing Receivable, Individually Evaluated for Impairment	40,981		40,981		48,476
Financing Receivable, Collectively Evaluated for Impairment	757,715		757,715		687,663
Financing Receivable, Acquired with Deteriorated Credit Quality	94,417		94,417		129,128
CommercialConstructionMember
Financing Receivable, Allowance for Credit Losses, Beginning Balance	5,789	6,929	3,938	2,982
Provision for Loan Losses Expensed	1,291	4,227	3,413	17,525
Financing Receivable, Allowance for Credit Losses, Write-downs	(346)	(6,870)	(675)	(16,462)
Allowance for Doubtful Accounts Receivable, Recoveries	50	471	108	712
Financing Receivable, Allowance for Credit Losses, Ending Balance	6,784	4,757	6,784	4,757
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	2,192		2,192		96
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	4,592		4,592		3,842
Financing Receivable, Individually Evaluated for Impairment	15,444		15,444		12,009
Financing Receivable, Collectively Evaluated for Impairment	221,615		221,615		201,065
Financing Receivable, Acquired with Deteriorated Credit Quality	6,041		6,041		7,997
CommercialBusinessMember
Financing Receivable, Allowance for Credit Losses, Beginning Balance	5,664	3,341	5,096	2,974
Provision for Loan Losses Expensed	(1,732)	1,512	137	2,758
Financing Receivable, Allowance for Credit Losses, Write-downs	(1,303)	(648)	(2,672)	(1,701)
Allowance for Doubtful Accounts Receivable, Recoveries	648	110	716	284
Financing Receivable, Allowance for Credit Losses, Ending Balance	3,277	4,315	3,277	4,315
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,512		1,512		2,778
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	1,762		1,762		2,315
Financing Receivable, Allowance for Credit Losses, Acquired with Deteriorated Credit Quality	4		4		4
Financing Receivable, Individually Evaluated for Impairment	8,836		8,836		10,064
Financing Receivable, Collectively Evaluated for Impairment	271,038		271,038		254,567
Financing Receivable, Acquired with Deteriorated Credit Quality	6,780		6,780		14,939
ConsumerMember
Financing Receivable, Allowance for Credit Losses, Beginning Balance	2,815	2,949	3,025	2,374
Provision for Loan Losses Expensed	2,250	87	2,666	1,153
Financing Receivable, Allowance for Credit Losses, Write-downs	(2,215)	(699)	(3,884)	(1,661)
Allowance for Doubtful Accounts Receivable, Recoveries	435	420	1,478	891
Financing Receivable, Allowance for Credit Losses, Ending Balance	3,285	2,757	3,285	2,757
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	208		208		156
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	3,071		3,071		2,864
Financing Receivable, Allowance for Credit Losses, Acquired with Deteriorated Credit Quality	5		5		3
Financing Receivable, Individually Evaluated for Impairment	1,189		1,189		980
Financing Receivable, Collectively Evaluated for Impairment	261,664		261,664		219,670
Financing Receivable, Acquired with Deteriorated Credit Quality	29,145		29,145		39,616
Loans Receivable
Financing Receivable, Allowance for Credit Losses, Beginning Balance	40,185	40,722	40,649	41,232
Provision for Loan Losses Expensed	2,677	8,400	14,573	36,077
Financing Receivable, Allowance for Credit Losses, Write-downs	(5,520)	(10,351)	(19,344)	(39,910)
Allowance for Doubtful Accounts Receivable, Recoveries	2,114	1,536	3,578	2,908
Financing Receivable, Allowance for Credit Losses, Ending Balance	39,456	40,307	39,456	40,307
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	8,147		8,147		11,397
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	31,297		31,297		29,235
Financing Receivable, Allowance for Credit Losses, Acquired with Deteriorated Credit Quality	12		12		17
Financing Receivable, Individually Evaluated for Impairment	91,127		91,127		102,625
Financing Receivable, Collectively Evaluated for Impairment	2,038,170		2,038,170		1,893,580
Financing Receivable, Acquired with Deteriorated Credit Quality	$ 413,296		$ 413,296		$ 523,849