Cemetery Perpetual Care Trust Investments (Purchases and sales of investments in perpetual care trusts) (Details) - Perpetual Care Trust Invesments [Member] - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
|
| Schedule of Trading Securities and Other Trading Assets [Line Items] | ||
| Purchases | $ (6,758) | $ (4,634) |
| Sales | $ 4,748 | $ 1,822 |