Trust Investments (Estimated maturities of the fixed income securities) (Details) - Perpetual Care Trust Invesments [Member] $ in Thousands	Sep. 30, 2020 USD ($)
Gain (Loss) on Securities [Line Items]
Due in one year or less	$ 0
Due in one to five years	9,819
Due in five to ten years	7,657
Thereafter	20,314
Total	$ 37,790