11) Derivative Investments: Schedule of Gains and Losses on Derivatives (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Gain (Loss) on Derivatives, Interest Rate Lock Commitments	$ (3,313,971)	$ 1,385,653	$ (412,438)	$ 2,062,817
Gain (Loss) on Derivatives, Interest Rate Swaps	4,746	(14,963)	14,779	(8,660)
GainLossOnDerivativesSubTotal	(3,309,225)	1,370,690	(397,659)	2,054,157
TaxEffect-GainLossOnDerivatives	(1,125,137)	466,035	(137,421)	698,412
Gain (Loss) on Derivatives, Total	$ (2,184,088)	$ 904,655	$ (260,238)	$ 1,355,745