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)

Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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