Cemetery Perpetual Care Trusts Investment Related Activities (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Investment related activities [Line Items]
Realized gains from sales of available-for-sale securities	$ 46,390	$ 52,192	$ 93,068	$ 83,921
Realized losses from sales of available-for-sale securities	(6,818)	(11,770)	(10,928)	(15,983)
Cemetery Perpetual Care
Investment related activities [Line Items]
Deposits	8,400	5,422	20,237	13,650
Withdrawals	9,314	7,052	15,199	16,621
Purchases of available-for-sale securities	24,927	55,395	63,822	90,447
Sales of available-for-sale securities	49,001	29,261	79,073	56,751
Realized gains from sales of available-for-sale securities	9,824	5,119	14,869	8,901
Realized losses from sales of available-for-sale securities	$ (327)	$ (440)	$ (664)	$ (762)