Note 3: Securities: Schedule of Amortized Cost and Estimated Fair Value of Investments by Contractual Maturity (Details) (USD $)	Sep. 30, 2012
Total investments securities
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	$ 53,509,141
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	54,419,952
Mortgage-backed securities
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	17,024,523
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	17,553,946
Total investments and mortgage-backed securities
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	70,533,664
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	71,973,898
Within one year
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	215,000
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	215,168
After one year but less than five years
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	8,327,233
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	8,392,528
After five years but less than ten years
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	16,409,641
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	16,960,995
After ten years
Investment and Mortgage-Backed Securities Amortized Cost by Contractual Maturity	28,557,267
Investment and Mortgage-Backed Securities Estimated Fair Value by Contractual Maturity	$ 28,851,261