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Cemetery Perpetual Care Trust Investments Cemetery Perpetual Care Trust Investments (Unrealized losses on perpetual care trust investments) (Details) (Perpetual Care Trust Invesments, USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value $ 13,953 $ 11,131
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (613) (834)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 932 2,463
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (423) (645)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 14,885 13,594
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (1,036) (1,479)
Foreign Debt Securities
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 478  
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (2)  
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 0  
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses 0  
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 478  
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (2)  
Corporate Debt Securities
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 6,948 7,236
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (332) (207)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 462 396
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (359) (116)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 7,410 7,632
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (691) (323)
Preferred Stock
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value   664
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses   (34)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value   1,459
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses   (153)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value   2,123
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses   (187)
Preferred Stock Securities
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 5,811  
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (165)  
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 0  
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses 0  
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 5,811  
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (165)  
Common Stock Securities
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 716 3,231
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (114) (593)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 470 608
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (64) (376)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 1,186 3,839
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses $ (178) $ (969)