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11) Derivative Investments: Schedule of Gains and Losses on Derivatives (Details) (USD $) | 3 Months Ended
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Mar. 31, 2013 | Mar. 31, 2012
Details |  |
Gain (Loss) on Derivatives, Interest Rate Lock Commitments | $ (715,724) | $ 976,780
Gain (Loss) on Derivatives, Interest Rate Swaps | 9,117 | 7,975
GainLossOnDerivativesSubTotal | (706,607) | 984,755
TaxEffect-GainLossOnDerivatives | (127,960) | 334,662
Gain (Loss) on Derivatives, Total | $ (578,647) | $ 650,093

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