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Cemetery Perpetual Care Trusts Cemetery Perpetual Care Trusts, Textuals (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net $ 344,000 $ 42,423,000 $ 1,764,000 $ 47,218,000
Cemetery Perpetual Care [Member]
       
Fair Value, Measurement with unobservable inputs, risk discount, low end of the range 0.00%   0.00%  
Fair Value, Measurement with unobservable inputs, risk discount, high end of the range 60.00%   60.00%  
Fair Value, Measurement with unobservable inputs, liquidity discount, low end of the range 0.00%   0.00%  
Fair Value, Measurement with unobservable inputs, liquidity discount, high end of the range 25.00%   25.00%  
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments 6,000,000   6,000,000  
Investment Earnings, Net 10,500,000 9,000,000 29,600,000 31,000,000
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net $ 4,000 $ 5,000 $ 258,000 $ 316,000