Cemetery Perpetual Care Trusts Investment Related Activities (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Investment related activities [Line Items]
Realized gains from sales of available-for-sale securities	$ 66,604	$ 37,789	$ 159,672	$ 121,710
Realized losses from sales of available-for-sale securities	(7,468)	(6,632)	(18,396)	(22,615)
Cemetery Perpetual Care
Investment related activities [Line Items]
Deposits	9,202	6,139	29,439	19,789
Withdrawals	8,680	9,388	23,879	26,009
Purchases of available-for-sale securities	169,973	23,050	233,795	113,497
Sales of available-for-sale securities	172,646	25,805	251,719	82,556
Realized gains from sales of available-for-sale securities	7,034	4,871	21,903	13,772
Realized losses from sales of available-for-sale securities	$ (935)	$ (966)	$ (1,599)	$ (1,728)