Consolidated Balance Sheets (Parenthetical) (USD $)	Dec. 31, 2011	Dec. 31, 2010
Investments:
Securities held to maturity, fair value	$ 6,082,330	$ 5,259,332
Securities available for sale, amortized cost	2,422,650	2,221,579
Mortgage loans-allowance for possible losses	$ 4,571	$ 3,962
Common Class A [Member]
STOCKHOLDERS’ EQUITY:
Common Stock, Par or Stated Value Per Share	$ 1	$ 1
Common Stock, Shares Authorized	7,500,000	7,500,000
Common Stock, Shares, Issued	3,434,766	3,429,241
Common Stock, Shares, Outstanding	3,434,766	3,429,241
Common Class B [Member]
STOCKHOLDERS’ EQUITY:
Common Stock, Par or Stated Value Per Share	$ 1	$ 1
Common Stock, Shares Authorized	200,000	200,000
Common Stock, Shares, Issued	200,000	200,000
Common Stock, Shares, Outstanding	200,000	200,000