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Cemetery Perpetual Care Trust Investments (Cost and fair market values associated with the trust investments held in perpetual care trust funds) (Details) (Perpetual Care Trust Invesments [Member], USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cemetary perpetual care trust investments $ 43,529 $ 42,342
Fair market value as a percentage of cost 103.80% 102.00%
Cash and Money Market Accounts [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 602 973
Unrealized Gains 0 0
Unrealized Losses 0 0
Cash and Money Market Accounts [Member] | Fair Value, Inputs, Level 1 [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fair Market Value 602 973
Foreign Government Debt Securities [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 2,378 2,062
Unrealized Gains 149 87
Unrealized Losses (3) (2)
Foreign Government Debt Securities [Member] | Fair Value, Inputs, Level 2 [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fair Market Value 2,524 2,147
Corporate Debt [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 18,641 19,773
Unrealized Gains 323 236
Unrealized Losses (839) (691)
Corporate Debt [Member] | Fair Value, Inputs, Level 2 [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fair Market Value 18,125 19,318
Preferred Stock [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 11,244 10,668
Unrealized Gains 376 110
Unrealized Losses (86) (165)
Preferred Stock [Member] | Fair Value, Inputs, Level 2 [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fair Market Value 11,534 10,613
Mortgage Back Securities [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 1  
Unrealized Gains 0  
Unrealized Losses 0  
Mortgage Back Securities [Member] | Fair Value, Inputs, Level 2 [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fair Market Value 1  
Common Stock
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 8,478 7,539
Unrealized Gains 2,052 1,417
Unrealized Losses (414) (178)
Common Stock | Fair Value, Inputs, Level 1 [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fair Market Value 10,116 8,778
Trust Securities [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 41,344 41,015
Unrealized Gains 2,900 1,850
Unrealized Losses (1,342) (1,036)
Fair Market Value 42,902 41,829
Accrued Investment Income [Member]
    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost 627 513
Fair Market Value $ 627 $ 513