Receivables Amortized cost basis (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
2020	$ 14,933
2019	11,853
2018	6,576
2017	3,953
2016	1,894
Prior	1,964
Receivables From Preneed Funeral Trust Gross	$ 41,173	$ 36,794