Cemetery Perpetual Care Trust Investments (Perpetual care trust investment security transactions recorded in interest income and other, net) (Details) - Perpetual Care Trust Invesments [Member] - Interest Income and Other, Net [Member] - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
|
| Schedule of Trading Securities and Other Trading Assets [Line Items] | ||
| Realized gains | $ 47 | $ 190 |
| Realized losses | (1,249) | (425) |
| Decrease in care trusts’ corpus | $ 1,202 | $ 235 |