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Cemetery Perpetual Care Trust Investments (Unrealized losses on perpetual care trust investments) (Details) (Perpetual Care Trust Invesments [Member], USD $)
In Thousands, unless otherwise specified
 6 Months Ended 12 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value $ 6,955 $ 13,953
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (431) (613)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 3,738 932
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (430) (423)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 10,693 14,885
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (861) (1,036)
Foreign Debt [Member]
    
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 [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 3,639 6,948
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (269) (332)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 1,375 462
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (358) (359)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 5,014 7,410
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (627) (691)
Common Stock [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 2,152 716
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (151) (114)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 71 470
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (24) (64)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 2,223 1,186
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (175) (178)
Preferred Stock [Member]
    
Gain (Loss) on Investments [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 1,164 5,811
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (11) (165)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 2,292 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (48) 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 3,456 5,811
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses $ (59) $ (165)