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Trust Investments (Preneed funeral trust investment security transactions) (Details) - Preneed Funeral Trust Investments [Member] - Interest Income and Other, Net [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Debt and Equity Securities, FV-NI [Line Items]
Investment income	$ 604	$ 409	$ 862	$ 982
Realized gain, net	1,606	2,486	4,157	3,806
Realized losses	(2,053)	(1,007)	(3,182)	(424)
Expenses and taxes	(253)	(513)	(350)	(285)
Decrease in deferred preneed funeral receipts held in trust	$ 96	$ (1,375)	$ (1,487)	$ (4,079)

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