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Note 12: Fair Value Measurement: Schedule of Fair Value of Mortgage Servicing Rights (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Mortgage Servicing Rights Balance July 1	$ 194	$ 450
Mortgage Servicing Rights Additions	71	4	102	16
Mortgage Servicing Rights Amortization	(86)	(87)	(215)	(286)
Mortgage Servicing Rights Balance September 30	179	367	179	367
Mortgage Servicing Rights Balance January 1			$ 292	$ 637