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Trust Investments (Cost and fair market values associated with the trust investments held in perpetual care trust) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Perpetual Care Trust Invesments [Member]
Gain (Loss) on Securities [Line Items]
Cost	$ 73,512	$ 72,459
Unrealized Gains	4,510	4,476
Unrealized Losses	(13,583)	(11,434)
Fair Market Value	64,439	65,501
Preneed cemetery trust investments	$ 65,322	$ 66,307
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent)	87.70%	90.40%
Perpetual Care Trust Invesments [Member] | Accrued investment income
Gain (Loss) on Securities [Line Items]
Cost	$ 883	$ 806
Fair Market Value	883	806
Preneed Funeral Trust Investments [Member]
Gain (Loss) on Securities [Line Items]
Cost	114,285	114,744
Unrealized Gains	5,938	5,792
Unrealized Losses	(16,523)	(13,515)
Fair Market Value	103,700	107,021
Preneed cemetery trust investments	$ 104,795	$ 107,995
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent)	90.70%	93.30%
Preneed Funeral Trust Investments [Member] | Accrued investment income
Gain (Loss) on Securities [Line Items]
Cost	$ 1,095	$ 974
Fair Market Value	1,095	974
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Cash and Money Market Accounts [Member]
Gain (Loss) on Securities [Line Items]
Cost	2,703	5,326
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	2,703	5,326
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Common stock
Gain (Loss) on Securities [Line Items]
Cost	28,291	28,625
Unrealized Gains	3,469	3,443
Unrealized Losses	(5,319)	(4,297)
Fair Market Value	26,441	27,771
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Limited partnership fund
Gain (Loss) on Securities [Line Items]
Cost	2,637
Unrealized Gains	8
Unrealized Losses	0
Fair Market Value	2,645
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Cash and Money Market Accounts [Member]
Gain (Loss) on Securities [Line Items]
Cost	23,031	29,641
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	23,031	29,641
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Common stock
Gain (Loss) on Securities [Line Items]
Cost	36,620	36,478
Unrealized Gains	4,625	4,485
Unrealized Losses	(6,688)	(5,187)
Fair Market Value	34,557	35,776
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Equity
Gain (Loss) on Securities [Line Items]
Cost		326
Unrealized Gains		0
Unrealized Losses		(30)
Fair Market Value		296
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Limited partnership fund
Gain (Loss) on Securities [Line Items]
Cost	3,633
Unrealized Gains	11
Unrealized Losses	0
Fair Market Value	3,644
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Foreign debt
Gain (Loss) on Securities [Line Items]
Cost	8,926	8,746
Unrealized Gains	514	600
Unrealized Losses	(583)	(470)
Fair Market Value	8,857	8,876
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Corporate debt
Gain (Loss) on Securities [Line Items]
Cost	11,344	10,540
Unrealized Gains	180	118
Unrealized Losses	(4,030)	(2,961)
Fair Market Value	7,494	7,697
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Preferred stock
Gain (Loss) on Securities [Line Items]
Cost	10,004	9,831
Unrealized Gains	309	287
Unrealized Losses	(1,357)	(1,374)
Fair Market Value	8,956	8,744
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Fixed Income Securities [Member]
Gain (Loss) on Securities [Line Items]
Cost		345
Unrealized Gains		2
Unrealized Losses		(22)
Fair Market Value		325
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Other Investments [Member]
Gain (Loss) on Securities [Line Items]
Cost	9,188	9,046
Unrealized Gains	30	26
Unrealized Losses	(2,240)	(2,310)
Fair Market Value	6,978	6,762
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Equity
Gain (Loss) on Securities [Line Items]
Cost	419
Unrealized Gains	0
Unrealized Losses	(54)
Fair Market Value	365
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Foreign debt
Gain (Loss) on Securities [Line Items]
Cost	11,219	10,851
Unrealized Gains	709	818
Unrealized Losses	(661)	(555)
Fair Market Value	11,267	11,114
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Corporate debt
Gain (Loss) on Securities [Line Items]
Cost	13,980	12,735
Unrealized Gains	156	89
Unrealized Losses	(4,787)	(3,443)
Fair Market Value	9,349	9,381
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Preferred stock
Gain (Loss) on Securities [Line Items]
Cost	11,084	10,730
Unrealized Gains	426	391
Unrealized Losses	(1,621)	(1,564)
Fair Market Value	9,889	9,557
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Fixed Income Securities [Member]
Gain (Loss) on Securities [Line Items]
Cost	10,247	9,907
Unrealized Gains	11	9
Unrealized Losses	(2,667)	(2,691)
Fair Market Value	7,591	7,225
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Other Investments [Member]
Gain (Loss) on Securities [Line Items]
Cost	3,556	3,592
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	3,556	$ 3,592
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Equity
Gain (Loss) on Securities [Line Items]
Cost	431
Unrealized Gains	0
Unrealized Losses	(64)
Fair Market Value	$ 367

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