Preneed Activities Schedule of Available-for-sale Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	$ (136,030)
Available-for-sale Securities, Fair Value	4,948,511
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	1,089,780
Debt Securities, Available-for-sale, Amortized Cost	3,994,761
Estimate of Fair Value Measurement [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses		$ (141,210)
Available-for-sale Securities, Fair Value		4,779,083
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax		798,935
Debt Securities, Available-for-sale, Amortized Cost		4,121,358
Fair Value, Inputs, Level 2 [Member] | US Treasury Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(488)	(849)
Available-for-sale Securities, Fair Value	50,050	43,028
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	305	178
Debt Securities, Available-for-sale, Amortized Cost	50,233	43,699
Fair Value, Inputs, Level 2 [Member] | Debt Security, Government, Non-US [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	0	0
Available-for-sale Securities, Fair Value	26,086	25,979
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	0	0
Debt Securities, Available-for-sale, Amortized Cost	26,086	25,979
Fair Value, Inputs, Level 2 [Member] | Corporate Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(7)	(11)
Available-for-sale Securities, Fair Value	10,655	10,402
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	310	326
Debt Securities, Available-for-sale, Amortized Cost	10,352	10,087
Fair Value, Inputs, Level 2 [Member] | Residential Mortgage Backed Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(28)	(49)
Available-for-sale Securities, Fair Value	3,242	3,801
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	68	39
Debt Securities, Available-for-sale, Amortized Cost	3,202	3,811
Fair Value, Inputs, Level 2 [Member] | Asset-backed Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(41)	(47)
Available-for-sale Securities, Fair Value	238	243
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	0	0
Debt Securities, Available-for-sale, Amortized Cost	279	290
Fair Value, Inputs, Level 2 [Member] | Preferred Stock securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	0	(25)
Available-for-sale Securities, Fair Value	16,259	8,964
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	2,428	930
Debt Securities, Available-for-sale, Amortized Cost	13,831	8,059
Fair Value, Inputs, Level 1 [Member] | US Common Stock Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(95,511)	(68,404)
Available-for-sale Securities, Fair Value	2,721,873	2,437,145
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	745,982	617,695
Debt Securities, Available-for-sale, Amortized Cost	2,071,402	1,887,854
Fair Value, Inputs, Level 1 [Member] | Canada Common Stock Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(1,219)	(1,160)
Available-for-sale Securities, Fair Value	75,335	60,366
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	34,904	20,164
Debt Securities, Available-for-sale, Amortized Cost	41,650	41,362
Fair Value, Inputs, Level 1 [Member] | Other International Common Stock Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(5,910)	(10,382)
Available-for-sale Securities, Fair Value	205,851	144,637
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	43,880	34,414
Debt Securities, Available-for-sale, Amortized Cost	167,881	120,605
Fair Value, Inputs, Level 1 [Member] | Equity Funds [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(5,546)	(13,892)
Available-for-sale Securities, Fair Value	1,186,604	1,058,104
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	253,372	121,006
Debt Securities, Available-for-sale, Amortized Cost	938,778	950,990
Fair Value, Inputs, Level 1 [Member] | Fixed Income Funds [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(27,280)	(46,391)
Available-for-sale Securities, Fair Value	652,318	986,414
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	8,531	4,183
Debt Securities, Available-for-sale, Amortized Cost	671,067	1,028,622
Reported Value Measurement [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(59,921)
Available-for-sale Securities, Fair Value	3,016,499
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	398,353
Debt Securities, Available-for-sale, Amortized Cost	2,678,067
Reported Value Measurement [Member] | Commingled funds - Fixed inc [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(50,208)	(60,646)
Available-for-sale Securities, Fair Value	1,351,585	804,301
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	14,443	2,597
Debt Securities, Available-for-sale, Amortized Cost	1,387,350	862,350
Reported Value Measurement [Member] | Commingled funds - Equity [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	0	(316)
Available-for-sale Securities, Fair Value	518,452	445,884
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	155,590	99,647
Debt Securities, Available-for-sale, Amortized Cost	362,862	346,553
Reported Value Measurement [Member] | Money Market Funds [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	0	0
Available-for-sale Securities, Fair Value	423,957	432,821
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	0	0
Debt Securities, Available-for-sale, Amortized Cost	423,957	432,821
Reported Value Measurement [Member] | Private Equity Funds [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(9,713)	(9,453)
Available-for-sale Securities, Fair Value	722,505	622,634
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	228,320	193,638
Debt Securities, Available-for-sale, Amortized Cost	503,898	438,449
Reported Value Measurement [Member] | Reported At Net Asset Value [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses		(70,415)
Available-for-sale Securities, Fair Value		2,305,640
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax		295,882
Debt Securities, Available-for-sale, Amortized Cost		2,080,173
Estimate of Fair Value Measurement [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Unrealized Losses	(195,951)	(211,625)
Available-for-sale Securities, Fair Value	7,965,010	7,084,723
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	1,488,133	1,094,817
Debt Securities, Available-for-sale, Amortized Cost	$ 6,672,828	$ 6,201,531