Note 2: Investments: Held-to-maturity Securities (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment	$ 129,449,410	$ 127,579,087
Held-to-maturity Securities, Unrecognized Holding Gain	17,456,239	11,363,722
Held-to-maturity Securities, Unrecognized Holding Loss	(688,560)	(2,767,401)
HeldToMaturitySecuritiesEstimatedFairValue	146,217,089	136,175,408
US Treasury and Government
Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment	2,602,589	2,820,159
Held-to-maturity Securities, Unrecognized Holding Gain	514,572	551,740
HeldToMaturitySecuritiesEstimatedFairValue	3,117,161	3,371,899
US States and Political Subdivisions Debt Securities
Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment	2,040,277	3,024,425
Held-to-maturity Securities, Unrecognized Holding Gain	285,241	309,986
Held-to-maturity Securities, Unrecognized Holding Loss	(3,982)	(13,156)
HeldToMaturitySecuritiesEstimatedFairValue	2,321,536	3,321,255
Corporate Debt Securities
Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment	118,285,147	113,648,447
Held-to-maturity Securities, Unrecognized Holding Gain	16,230,468	10,075,071
Held-to-maturity Securities, Unrecognized Holding Loss	(607,322)	(2,268,146)
HeldToMaturitySecuritiesEstimatedFairValue	133,908,293	121,455,372
Collateralized Mortgage Backed Securities
Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment	5,010,519	6,575,178
Held-to-maturity Securities, Unrecognized Holding Gain	327,871	354,286
Held-to-maturity Securities, Unrecognized Holding Loss	(76,056)	(356,899)
HeldToMaturitySecuritiesEstimatedFairValue	5,262,334	6,572,565
Redeemable Preferred Stock
Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment	1,510,878	1,510,878
Held-to-maturity Securities, Unrecognized Holding Gain	98,087	72,639
Held-to-maturity Securities, Unrecognized Holding Loss	(1,200)	(129,200)
HeldToMaturitySecuritiesEstimatedFairValue	$ 1,607,765	$ 1,454,317