Note 13: Derivatives and Hedging Activities: Schedule of Fair Value of Derivative Financial Instruments by Balance Sheet Location (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Asset Derivative Fair Value Interest Rate Products
Total derivatives not designated as hedging instruments	$ 1,775	$ 111
Asset Derivative Fair Value Interest Rate Products | Prepaid expenss and other assets
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	1,775	111
Liability Derivative Fair Value Interest Rate Products
Total derivatives not designated as hedging instruments	1,909	121
Liability Derivative Fair Value Interest Rate Products | Accrued expenses and other liabilities
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value	$ 1,909	$ 121