Cemetery Perpetual Care Trusts Investment Related Activities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Investment related activities [Line Items]
Realized gains from sales of available-for-sale securities	$ 28,015	$ 46,390	$ 39,897	$ 93,068
Realized losses from sales of available-for-sale securities	(14,428)	(6,818)	(26,321)	(10,928)
Cemetery Perpetual Care
Investment related activities [Line Items]
Deposits	10,200	8,400	19,453	20,237
Withdrawals	11,518	9,314	24,676	15,199
Purchases of available-for-sale securities	43,454	24,927	145,114	63,822
Sales of available-for-sale securities	52,371	49,001	106,136	79,073
Realized gains from sales of available-for-sale securities	1,753	9,824	2,151	14,869
Realized losses from sales of available-for-sale securities	$ (4,192)	$ (327)	$ (4,322)	$ (664)