Note 5: Benefit Plans (Detail) (USD $)	3 Months Ended	6 Months Ended		9 Months Ended				3 Months Ended			6 Months Ended	3 Months Ended
	Mar. 31, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012 Stock Options [Member]	Sep. 30, 2012 Restricted Stock [Member]	Mar. 31, 2012 Director [Member]	Mar. 31, 2011 Director [Member]	Mar. 31, 2012 Officer [Member]	Sep. 30, 2012 Officer [Member]	Mar. 31, 2012 Chief Executive Officer [Member]
Allocated Share-based Compensation Expense		$ 16,911	$ 24,333	$ 48,017	$ 75,744
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized						99,719	124,458
Restricted Stock or Unit Expense				$ 61,706				$ 110,009	$ 100,017		$ 23,146
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in Shares)								18,520
Stock Issued During Period, Shares, Restricted Stock Award, Price per Share (in Dollars per share)								$ 5.94
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures (in Shares)	27,312
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period										2 years		3 years