Investment And Mortgage-Backed Securities, Available For Sale: Schedule of Held to Maturity Securities by Length of Time in Continuous Unrealized Loss Position (Details) (USD $)	Mar. 31, 2012
FHLB Securities
Held to Maturity Securities Gross Unrealized Losses	$ 13,517
Federal Farm Credit Securities
Held to Maturity Securities Gross Unrealized Losses	23,410
FNMA and FHLMC Bonds
Held to Maturity Securities Gross Unrealized Losses	49,147
Total Securities
Held to Maturity Securities Gross Unrealized Losses	86,074
Less than 12 Months | FHLB Securities
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	4,532,636
Held to Maturity Securities Continuous Unrealized Loss Position Gross Unrealized Losses	13,517
Less than 12 Months | Federal Farm Credit Securities
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	976,590
Held to Maturity Securities Continuous Unrealized Loss Position Gross Unrealized Losses	23,410
Less than 12 Months | FNMA and FHLMC Bonds
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	4,939,150
Held to Maturity Securities Continuous Unrealized Loss Position Gross Unrealized Losses	49,147
Less than 12 Months | Total Securities
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	10,448,376
Held to Maturity Securities Continuous Unrealized Loss Position Gross Unrealized Losses	86,074
Total Amount | FHLB Securities
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	4,532,636
Held to Maturity Securities Gross Unrealized Losses	13,517
Total Amount | Federal Farm Credit Securities
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	976,590
Held to Maturity Securities Gross Unrealized Losses	23,410
Total Amount | FNMA and FHLMC Bonds
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	4,939,150
Held to Maturity Securities Gross Unrealized Losses	49,147
Total Amount | Total Securities
Held to Maturity Securities Continuous Unrealized Loss Position Fair Value	10,448,376
Held to Maturity Securities Gross Unrealized Losses	$ 86,074