Investments (Details 3) - U.S. Government Agency Mortgage-Backed Securities [Member]	May 31, 2014 USD ($)
Amortized Cost
Due in one year or less	$ 863,666
Due after one year through five years	1,277,857
Due after five years through ten years	903,255
Due after ten years	354,135
Net	3,398,913
Fair Market Value
Due in one year or less	887,464
Due after one year through five years	1,323,043
Due after five years through ten years	925,697
Due after ten years	354,863
Net	$ 3,491,067