Trust Investments (Cost and fair market values associated with preneed cemetery trust investments) (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Preneed Cemetery Trust Investments
Debt and Equity Securities, FV-NI [Line Items]
Preneed cemetery trust investments	$ 116,504	$ 112,531
Accrued investment income	98.70%	99.40%
Preneed Cemetery Trust Investments | Trust Securities
Debt and Equity Securities, FV-NI [Line Items]
Cost	$ 117,297	$ 112,624
Unrealized Gains	2,877	1,495
Unrealized Losses	(4,345)	(2,199)
Fair Market Value	115,829	111,920
Preneed Cemetery Trust Investments | Accrued Investment Income
Debt and Equity Securities, FV-NI [Line Items]
Cost	675	611
Fair Market Value	675	611
Preneed Funeral Trust Investments
Debt and Equity Securities, FV-NI [Line Items]
Cost	114,636	119,236
Unrealized Gains	2,664	1,510
Unrealized Losses	(4,004)	(2,274)
Fair Market Value	113,296	118,472
Preneed cemetery trust investments	$ 113,890	$ 118,993
Accrued investment income	98.80%	99.40%
Preneed Funeral Trust Investments | Accrued Investment Income
Debt and Equity Securities, FV-NI [Line Items]
Cost	$ 594	$ 521
Fair Market Value	$ 594	$ 521
Perpetual Care Trust Investments
Debt and Equity Securities, FV-NI [Line Items]
Accrued investment income	98.70%	99.90%
Perpetual Care Trust Investments | Trust Securities
Debt and Equity Securities, FV-NI [Line Items]
Cost	$ 99,799	$ 95,121
Unrealized Gains	2,591	1,875
Unrealized Losses	(3,936)	(1,987)
Fair Market Value	98,454	95,009
Perpetual Care Trust Investments | Accrued Investment Income
Debt and Equity Securities, FV-NI [Line Items]
Cost	640	616
Fair Market Value	640	616
Fair Value, Level 1 | Preneed Cemetery Trust Investments | Cash and Cash Equivalents
Debt and Equity Securities, FV-NI [Line Items]
Cost	14,683	15,653
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	14,683	15,653
Fair Value, Level 1 | Preneed Cemetery Trust Investments | Common Stock
Debt and Equity Securities, FV-NI [Line Items]
Cost	11,904	11,599
Unrealized Gains	2,047	768
Unrealized Losses	(1,667)	(1,709)
Fair Market Value	12,284	10,658
Fair Value, Level 1 | Preneed Cemetery Trust Investments | Limited Partnership Fund
Debt and Equity Securities, FV-NI [Line Items]
Cost	3,532	3,496
Unrealized Gains	285	0
Unrealized Losses	0	(93)
Fair Market Value	3,817	3,403
Fair Value, Level 1 | Preneed Cemetery Trust Investments | Equity Securities
Debt and Equity Securities, FV-NI [Line Items]
Cost	10,280	9,483
Unrealized Gains	90	0
Unrealized Losses	(1,066)	(279)
Fair Market Value	9,304	9,204
Fair Value, Level 1 | Preneed Funeral Trust Investments | Cash and Cash Equivalents
Debt and Equity Securities, FV-NI [Line Items]
Cost	19,610	20,985
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	19,610	20,985
Fair Value, Level 1 | Preneed Funeral Trust Investments | Common Stock
Debt and Equity Securities, FV-NI [Line Items]
Cost	11,299	11,981
Unrealized Gains	1,942	793
Unrealized Losses	(1,582)	(1,765)
Fair Market Value	11,659	11,009
Fair Value, Level 1 | Preneed Funeral Trust Investments | Limited Partnership Fund
Debt and Equity Securities, FV-NI [Line Items]
Cost	3,352	3,611
Unrealized Gains	271	0
Unrealized Losses	0	(97)
Fair Market Value	3,623	3,514
Fair Value, Level 1 | Perpetual Care Trust Investments | Cash and Cash Equivalents
Debt and Equity Securities, FV-NI [Line Items]
Cost	6,001	8,800
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	6,001	8,800
Fair Value, Level 1 | Perpetual Care Trust Investments | Common Stock
Debt and Equity Securities, FV-NI [Line Items]
Cost	10,503	10,527
Unrealized Gains	1,806	1,028
Unrealized Losses	(1,471)	(1,451)
Fair Market Value	10,838	10,104
Fair Value, Level 1 | Perpetual Care Trust Investments | Limited Partnership Fund
Debt and Equity Securities, FV-NI [Line Items]
Cost	3,116	2,892
Unrealized Gains	252	0
Unrealized Losses	0	(77)
Fair Market Value	3,368	2,815
Fair Value, Level 2 | Preneed Cemetery Trust Investments | Fixed income
Debt and Equity Securities, FV-NI [Line Items]
Cost	41,777	43,013
Unrealized Gains	0	353
Unrealized Losses	(1,468)	(50)
Fair Market Value	40,309	43,316
Fair Value, Level 2 | Preneed Cemetery Trust Investments | Alternative investments
Debt and Equity Securities, FV-NI [Line Items]
Cost	35,121	29,380
Unrealized Gains	455	374
Unrealized Losses	(144)	(68)
Fair Market Value	35,432	29,686
Fair Value, Level 2 | Preneed Cemetery Trust Investments | Alternative investments
Debt and Equity Securities, FV-NI [Line Items]
Cost		24,308
Unrealized Gains		310
Unrealized Losses		(57)
Fair Market Value		24,561
Fair Value, Level 2 | Preneed Funeral Trust Investments | U.S. agency obligations
Debt and Equity Securities, FV-NI [Line Items]
Cost	307	306
Unrealized Gains	0	0
Unrealized Losses	(23)	(18)
Fair Market Value	284	288
Fair Value, Level 2 | Preneed Funeral Trust Investments | Equity Securities
Debt and Equity Securities, FV-NI [Line Items]
Cost	9,235	9,226
Unrealized Gains	19	0
Unrealized Losses	(1,012)	(276)
Fair Market Value	8,242	8,950
Fair Value, Level 2 | Preneed Funeral Trust Investments | Alternative investments
Debt and Equity Securities, FV-NI [Line Items]
Cost	33,336	30,344
Unrealized Gains	432	386
Unrealized Losses	(136)	(70)
Fair Market Value	33,632	30,660
Fair Value, Level 2 | Perpetual Care Trust Investments | Corporate debt
Debt and Equity Securities, FV-NI [Line Items]
Cost		94
Unrealized Gains		2
Unrealized Losses		0
Fair Market Value		96
Fair Value, Level 2 | Perpetual Care Trust Investments | Equity Securities
Debt and Equity Securities, FV-NI [Line Items]
Cost	9,485	9,271
Unrealized Gains	132	216
Unrealized Losses	(941)	(257)
Fair Market Value	8,676	9,230
Fair Value, Level 2 | Perpetual Care Trust Investments | Fixed income
Debt and Equity Securities, FV-NI [Line Items]
Cost	39,703	39,229
Unrealized Gains	0	319
Unrealized Losses	(1,397)	(145)
Fair Market Value	38,306	$ 39,403
Fair Value, Level 2 | Perpetual Care Trust Investments | Alternative investments
Debt and Equity Securities, FV-NI [Line Items]
Cost	30,991
Unrealized Gains	401
Unrealized Losses	(127)
Fair Market Value	$ 31,265