Fair Value Measurements: Schedule of Fair Value, Assets Measured on Recurring Basis (Details) (USD $)	Dec. 31, 2012	Jun. 30, 2012
U.S. government sponsored enterprises (GSEs)
Assets, Fair Value Disclosure, Recurring	$ 19,029,555	$ 18,099,618
Level 2 - Significant Other Observable Inputs	19,029,555	18,099,618
State and political subdivisions
Assets, Fair Value Disclosure, Recurring	40,004,851	36,381,253
Level 2 - Significant Other Observable Inputs	40,004,851	36,381,253
Other securities
Assets, Fair Value Disclosure, Recurring	1,522,712	1,393,257
Level 2 - Significant Other Observable Inputs	1,464,712	1,360,657
Level 3 - Significant Unobservable inputs	58,000	32,600
Mortgage-backed GSE residential
Assets, Fair Value Disclosure, Recurring	17,092,919	19,252,717
Level 2 - Significant Other Observable Inputs	$ 17,092,919	$ 19,252,717