Cemetery Perpetual Care Trusts Long-term Receivable and Investment (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Long-term receivable and investment components [Line Items]
Cemetery perpetual care trust investments	$ 1,347,753	$ 1,341,376
Cemetery Perpetual Care
Long-term receivable and investment components [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	969,198	708,011
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	30,020	20,990
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	35,098	35,581
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	8,952	13,031
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	1,004,296	743,592
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss	38,972	34,021
Trust investments, at market	1,253,133	1,192,966
Restricted Cash	94,620	148,410
Cemetery perpetual care trust investments	1,347,753	1,341,376
Asset-backed Securities | Cemetery Perpetual Care
Long-term receivable and investment components [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	150	373
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	19	4
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	150	373
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss	$ 19	$ 4