Cemetery Perpetual Care Trusts Investment Related Activities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Realized gains from sales of available-for-sale securities	$ 20,219	$ 28,015	$ 34,783	$ 39,897
Realized losses from sales of available-for-sale securities	(32,522)	(14,428)	(76,642)	(26,321)
Cemetery Perpetual Care
Deposits	11,376	10,200	21,189	19,453
Withdrawals	14,256	11,518	30,550	24,676
Purchases of available-for-sale securities	40,379	43,454	89,637	145,114
Sales of available-for-sale securities	43,306	52,371	77,517	106,136
Realized gains from sales of available-for-sale securities	2,300	1,753	3,794	2,151
Realized losses from sales of available-for-sale securities	$ (3,725)	$ (4,192)	$ (5,341)	$ (4,322)