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Preneed Trust Investments Preneed Trust Investments (Unrealized losses on preneed funeral trust investments) (Details) (Preneed Funeral Trust Investments [Member], USD $)
In Thousands, unless otherwise specified
Mar. 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 $ 9,231 $ 16,125
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (704) (921)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 1,773 3,197
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (385) (732)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 11,004 19,322
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (1,089) (1,653)
US agency obligations [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 12  
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses 0  
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 231  
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (36)  
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 243  
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (36)  
Corporate Debt [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 4,551 7,419
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (157) (212)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 344 406
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (203) (119)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 4,895 7,825
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (360) (331)
Preferred Stock [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value   685
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses   (35)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value   1,504
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses   (158)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value   2,189
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses   (193)
Common Stock [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 1,742 3,323
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (479) (609)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 597 625
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (109) (387)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 2,339 3,948
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (588) (996)
Equity [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 17 1,613
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses 0 (25)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 570 632
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (23) (53)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 587 2,245
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (23) (78)
Fixed Income [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 2,909 3,085
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (68) (40)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 2,909 3,085
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (68) (40)
Other Investments [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 31 30
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (14) (15)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 31 30
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses $ (14) $ (15)