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11) Derivative Investments: Schedule of Derivative Assets at Fair Value (Details) (USD $) | Mar. 31, 2013 | Dec. 31, 2012
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Details |  |
Fair Value of Asset Derivatives, Interest rate lock and forward sales commitments | $ 2,775,415 | $ 3,127,689
Fair Value of Liability Derivatives, Interest rate lock and forward sales commitments | 529,674 | 166,224
Fair Value of Liability Derivatives, Call Options | 151,733 | 126,215
Fair Value of Liability Derivatives, Interest Rate Swaps | 84,455 | 93,572
Fair Value of Asset Derivatives, Total | 2,775,415 | 3,127,689
Fair Value of Liability Derivatives, Total | $ 765,862 | $ 386,011

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