NOTE 6: LOANS AND ALLOWANCE FOR LOAN LOSSES: Financing Receivable, Allowance for Credit Loss (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Provision for Loan and Lease Losses	$ (1,950)	$ (1,300)	$ (5,500)	$ (5,200)
One-to-Four-Family Residential Construction
Financing Receivable, Credit Loss, Expense (Reversal)	(232)	7	931	494
Financing Receivable, Allowance for Credit Loss, Writeoff	(1)	(18)	(518)	(59)
Accounts Receivable, Allowance for Credit Loss, Recovery	61	79	96	252
One-to-Four-Family Residential Construction \| Beginning of Period
Provision for Loan and Lease Losses	3,803	2,727	3,122	2,108
One-to-Four-Family Residential Construction \| End of Period
Provision for Loan and Lease Losses	3,631	2,795	3,631	2,795
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	224		224		$ 694
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	3,315		3,315		2,392
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	92		92		36
Financing Receivable, Individually Evaluated for Impairment	3,106		3,106		6,116
Financing Receivable, Collectively Evaluated for Impairment	515,760		515,760		433,209
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	79,892		79,892		93,841
Other Residential
Financing Receivable, Credit Loss, Expense (Reversal)	566	341	(394)	1,310
Financing Receivable, Allowance for Credit Loss, Writeoff	0	(194)	0	(525)
Accounts Receivable, Allowance for Credit Loss, Recovery	0	41	0	409
Other Residential \| Beginning of Period
Provision for Loan and Lease Losses	3,753	3,845	4,713	2,839
Other Residential \| End of Period
Provision for Loan and Lease Losses	4,319	4,033	4,319	4,033
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0		0		0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	4,236		4,236		4,681
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	83		83		32
Financing Receivable, Individually Evaluated for Impairment	0		0		0
Financing Receivable, Collectively Evaluated for Impairment	841,087		841,087		784,894
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	11,349		11,349		12,790
Commercial Real Estate
Financing Receivable, Credit Loss, Expense (Reversal)	2,246	708	4,791	1,519
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0	(7)	(102)
Accounts Receivable, Allowance for Credit Loss, Recovery	13	1	39	127
Commercial Real Estate \| Beginning of Period
Provision for Loan and Lease Losses	22,367	19,474	19,803	18,639
Commercial Real Estate \| End of Period
Provision for Loan and Lease Losses	24,626	20,183	24,626	20,183
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	569		569		613
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	23,735		23,735		18,958
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	322		322		232
Financing Receivable, Individually Evaluated for Impairment	4,285		4,285		3,501
Financing Receivable, Collectively Evaluated for Impairment	1,490,336		1,490,336		1,367,934
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	30,772		30,772		33,620
Commercial Construction
Financing Receivable, Credit Loss, Expense (Reversal)	(571)	538	3	1,009
Financing Receivable, Allowance for Credit Loss, Writeoff	(46)	(4)	(266)	(87)
Accounts Receivable, Allowance for Credit Loss, Recovery	20	97	40	337
Commercial Construction \| Beginning of Period
Provision for Loan and Lease Losses	3,479	2,395	3,105	1,767
Commercial Construction \| End of Period
Provision for Loan and Lease Losses	2,882	3,026	2,882	3,026
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0		0		0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	2,747		2,747		3,029
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	135		135		76
Financing Receivable, Individually Evaluated for Impairment	83		83		14
Financing Receivable, Collectively Evaluated for Impairment	1,374,643		1,374,643		1,461,644
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	4,069		4,069		4,093
Commercial Business
Financing Receivable, Credit Loss, Expense (Reversal)	(341)	(1,019)	(431)	(991)
Financing Receivable, Allowance for Credit Loss, Writeoff	(211)	(274)	(310)	(1,155)
Accounts Receivable, Allowance for Credit Loss, Recovery	100	80	399	343
Commercial Business \| Beginning of Period
Provision for Loan and Lease Losses	1,678	2,991	1,568	3,581
Commercial Business \| End of Period
Provision for Loan and Lease Losses	1,226	1,778	1,226	1,778
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	14		14		309
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	1,174		1,174		1,247
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	38		38		12
Financing Receivable, Individually Evaluated for Impairment	1,299		1,299		1,844
Financing Receivable, Collectively Evaluated for Impairment	317,284		317,284		334,214
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	3,777		3,777		4,347
Consumer
Financing Receivable, Credit Loss, Expense (Reversal)	282	725	600	1,859
Financing Receivable, Allowance for Credit Loss, Writeoff	(1,419)	(2,128)	(5,324)	(7,062)
Accounts Receivable, Allowance for Credit Loss, Recovery	685	961	2,348	3,327
Consumer \| Beginning of Period
Provision for Loan and Lease Losses	4,174	6,124	6,098	7,558
Consumer \| End of Period
Provision for Loan and Lease Losses	3,722	5,682	3,722	5,682
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	127		127		425
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	3,572		3,572		5,640
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	23		23		33
Financing Receivable, Individually Evaluated for Impairment	1,722		1,722		2,464
Financing Receivable, Collectively Evaluated for Impairment	341,316		341,316		429,766
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	12,240		12,240		18,960
Loans Receivable
Financing Receivable, Credit Loss, Expense (Reversal)	1,950	1,300	5,500	5,200
Financing Receivable, Allowance for Credit Loss, Writeoff	(1,677)	(2,618)	(6,425)	(8,990)
Accounts Receivable, Allowance for Credit Loss, Recovery	879	1,259	2,922	4,795
Loans Receivable \| Beginning of Period
Provision for Loan and Lease Losses	39,254	37,556	38,409	36,492
Loans Receivable \| End of Period
Provision for Loan and Lease Losses	40,406	$ 37,497	40,406	$ 37,497
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	934		934		2,041
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	38,779		38,779		35,947
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	693		693		421
Financing Receivable, Individually Evaluated for Impairment	10,495		10,495		13,939
Financing Receivable, Collectively Evaluated for Impairment	4,880,426		4,880,426		4,811,661
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model	$ 142,099		$ 142,099		$ 167,651

The carrying amount as of the balance sheet date of loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer, for which it was deemed probable at acquisition that the investor would be unable to collect all contractually required payments, and to which the income recognition total model was not applied.

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