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Trust Investments (Purchases and sales of investments in preneed funeral trusts) (Details) - Preneed Funeral Trust Investments - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Debt and Equity Securities, FV-NI [Line Items] |  |  |  |
Purchases | $ 0 | $ (17,863) | $ (590) | $ (25,491)
Sales | $ 30 | $ 17,765 | $ 530 | $ 25,289

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