Note 2: Investments: Gain (Loss) on Investments (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Categories of Investments, Marketable Securities, Held-to-maturity Securities
Gross Realized Gains	$ 470,874	$ 939,672	$ 1,300,187
Gross Realized Losses	(3,875)	(162,716)	(494,678)
Other than Temporary Impairments	(165,000)	(125,129)	(150,059)
Categories of Investments, Marketable Securities, Available-for-sale Securities
Gross Realized Gains	392,033	590,455	686,788
Gross Realized Losses	(5,705)	(118,417)	(61,530)
Other than Temporary Impairments	(247,317)	(52,775)	(23,922)
Other Assets
Gross Realized Gains	794,346	1,295,217	393,943
Gross Realized Losses	(223,163)	(79,858)	(209,292)
Other than Temporary Impairments	$ (795,315)	$ (662,831)	$ (500,000)