Cemetery Perpetual Care Trusts Schedule of Unrealized Loss on Investments (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 708,011	$ 268,166
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(20,990)	(4,478)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	35,581	71,728
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(13,031)	(11,136)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	743,592	339,894
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(34,021)	(15,614)
US Treasury Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	497	1,339
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(4)	(14)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	20
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	497	1,359
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(4)	(14)
Foreign Government Debt Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	0	15,777
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	0	(214)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	7,825	5,131
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(233)	(245)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	7,825	20,908
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(233)	(459)
Corporate Debt Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,656	22,530
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(108)	(129)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	3,198	3,299
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(102)	(134)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	7,854	25,829
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(210)	(263)
Residential Mortgage Backed Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	256	2,959
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(5)	(18)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	69	10
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(1)	(1)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	325	2,969
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(6)	(19)
Asset-backed Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	373	2,835
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(4)	(10)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	15
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0	(1)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	373	2,850
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(4)	(11)
Preferred Stock securities [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value		5,588
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses		(123)
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		5,588
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses		(123)
Preferred Stock securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	2,224	14,647
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(11)	(245)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	49	44
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(1)	(7)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	2,273	14,691
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(12)	(252)
US Common Stock Securities [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	192,015	46,189
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(11,706)	(2,648)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	585	3,480
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0	(583)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	192,600	49,669
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(11,706)	(3,231)
US Common Stock Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	100,370	23,820
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(4,803)	(1,561)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	419	3,253
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(78)	(526)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	100,789	27,073
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(4,881)	(2,087)
Canada Common Stock Securities [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	2,069	1,568
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(319)	(502)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	778	1,935
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(522)	(433)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	2,847	3,503
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(841)	(935)
Canada Common Stock Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	2,418	667
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(244)	(129)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	757	1,794
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(352)	(494)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	3,175	2,461
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(596)	(623)
Other International Common Stock Securities [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	28,308	4,332
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(2,395)	(124)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	700
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0	(76)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	28,308	5,032
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(2,395)	(200)
Other International Common Stock Securities [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,444	1,540
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(399)	(54)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	524
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0	(113)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	4,444	2,064
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(399)	(167)
Equity Funds [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	303,211	3,847
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(18,329)	(54)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	1,577	14,430
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(101)	(1,650)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	304,788	18,277
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(18,430)	(1,704)
Equity Funds [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	2,601	390
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(85)	(14)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	153	163
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(8)	(21)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	2,754	553
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(93)	(35)
Fixed Income Funds [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	159,572	134,294
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(4,106)	(5,527)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	15,113	63,800
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(596)	(28,122)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	174,685	198,094
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(4,702)	(33,649)
Fixed Income Funds [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	576,890	181,662
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(14,177)	(2,090)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	2,581	28,494
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(86)	(508)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	579,471	210,156
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(14,263)	(2,598)
Private Equity Funds [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	88	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(100)	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	7,518	6,589
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(6,083)	(5,153)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	7,606	6,589
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(6,183)	(5,153)
Private Equity Funds [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	9,213	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(798)	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	14,254	19,242
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(9,990)	(9,002)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	23,467	19,242
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(10,788)	(9,002)
Other Investments [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	2
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(3)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	259
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(68)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	261
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	(71)
Other Investments [Member] | Cemetery Perpetual Care [Member]
Schedule of unrealized loss on investments [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,069	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	(352)	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	6,276	9,739
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	(2,180)	(84)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	10,345	9,739
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	$ (2,532)	$ (84)