Preneed Trust Investments (Estimated maturities of fixed preneed funeral trust income securities) (Details) - Preneed Funeral Trust Investments [Member] $ in Thousands |
Jun. 30, 2018
USD ($)
|
|---|---|
| Schedule of Trading Securities and Other Trading Assets [Line Items] | |
| Due in one year or less | $ 21 |
| Due in one to five years | 5,057 |
| Due in five to ten years | 4,182 |
| Thereafter | 26,774 |
| Total | $ 36,034 |