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Trust Investments (Preneed funeral trust investment security transactions) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Debt and Equity Securities, FV-NI [Line Items] |  |
Total |  | $ 0
Preneed Funeral Trust Investments [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Unrealized gains (losses), net | $ (10,585) | 6,527
Total | 0 | 0
Preneed Funeral Trust Investments [Member] | Interest Income and Other, Net [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment income | 486 | 366
Expenses and taxes | (192) | (215)
Total | 9,888 | (8,363)
Realized gains | 1,240 | 1,743
Realized losses | $ (837) | $ (58)

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