Note 13: Disclosures About Fair Value of Financial Instruments: Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Mortgage Servicing Rights
Servicing Asset at Fair Value, Additions	$ 25	$ 23
Amortization of Mortgage Servicing Rights (MSRs)	(31)	(34)
Mortgage Servicing Rights \| Beginning of period
Fair Value Mortgage Servicing Rights	185	211
Mortgage Servicing Rights \| End of period
Fair Value Mortgage Servicing Rights	179	200
Interest Rate Derivative Asset
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments	1,018	(118)
Interest Rate Derivative Asset \| Beginning of period
Derivative Asset	2,087	1,859
Interest Rate Derivative Asset \| End of period
Derivative Asset	3,105	1,741
Interest Rate Cap Derivative Asset Designated As HedgingI nstrument
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss)	(164)	(65)
Interest Rate Cap Derivative Asset Designated As HedgingI nstrument \| Beginning of period
Derivative Asset Designated As Hedging Instrument Fair Value	415	685
Interest Rate Cap Derivative Asset Designated As HedgingI nstrument \| End of period
Derivative Asset Designated As Hedging Instrument Fair Value	251	620
Interest Rate Swap Liability
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments	1,109	(16)
Interest Rate Swap Liability \| Beginning of period
Fair Value Interest Rate Swap Liabilities	2,187	1,613
Interest Rate Swap Liability \| End of period
Fair Value Interest Rate Swap Liabilities	$ 3,296	$ 1,597

Note 13: Disclosures About Fair Value of Financial Instruments: Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details) (USD $)
In Thousands, unless otherwise specified

3 Months Ended

Mar. 31, 2015

Mar. 31, 2014

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Derivative Asset

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Derivative Asset

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Interest Rate Cap Derivative Asset Designated As HedgingI nstrument

Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss)

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Derivative Asset Designated As Hedging Instrument Fair Value

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Interest Rate Cap Derivative Asset Designated As HedgingI nstrument | End of period

Derivative Asset Designated As Hedging Instrument Fair Value

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Interest Rate Swap Liability

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Interest Rate Swap Liability | Beginning of period

Fair Value Interest Rate Swap Liabilities

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Interest Rate Swap Liability | End of period

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