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Balance Sheet Parenthetical (USD $)
Sep. 30, 2011
Dec. 31, 2010
Allowance for losses on mortgage loans on real estate and construction loans, held for investment$ 6,606,457$ 7,070,442
Accumulated depreciation on real estate held for investment4,104,5773,849,695
Accumulated depreciation on other real estate owned held for investment1,567,7031,090,532
Allowance for doubtful accounts on policy and other loans$ 420,539$ 380,506
Class A Common Stock
  
Common Stock Par Value$ 2.00$ 2.00
Common Stock Authorized20,000,00020,000,000
Common Stock Issued9,179,7399,178,945
Treasury Stock1,198,0571,322,074
Class B Common Stock
  
Common Stock Par Value$ 1.00$ 1.00
Common Stock Authorized5,000,0005,000,000
Common Stock Issued  
Common Stock Outstanding  
Class C Common Stock
  
Common Stock Par Value$ 0.20$ 0.20
Common Stock Authorized15,000,00015,000,000
Common Stock Issued9,653,3119,660,152