Preneed Activities Preneed Activities Receivables Net and Trust Invesments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Preneed Accounts Receivable Gross	$ 1,562,318	$ 1,447,412
Deferred Discounts, Finance Charges and Interest Included in Receivables	(15,910)	(17,889)
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties, Fair Value	6,394,796	5,663,163
Investments	6,617,220	5,877,603
Accounts Receivable, before Allowance for Credit Loss, Noncurrent	1,546,408	1,429,523
Accounts Receivable, Allowance for Credit Loss, Noncurrent	32,475	27,314
Beginning balance — Preneed funeral receivables and trust investments	5,577,499	6,015,323
Cash receipts from customers, net of refunds	(1,699,683)	(1,639,291)
Deposits to trust	590,257	534,586
Acquisitions (dispositions) of businesses, net	3,394	15,860
Net undistributed investments (losses) earnings	527,264	(611,057)
Maturities and distributed earnings	(591,834)	(500,216)
Change in cancellation allowance	(5,160)	(6,609)
Effect of foreign currency and other	(14,973)	(19,874)
Ending balance — Preneed funeral receivables and trust investments	6,191,912	5,577,499
Allowance for Doubtful Accounts, Premiums and Other Receivables		27,314
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Originated in Current Fiscal Year	623,118
Accounts Receivable, Noncurrent, Originated in Fiscal Year before Latest Fiscal Year	443,432
Accounts Receivable, Noncurrent, Originated Two Years before Latest Fiscal Year	261,657
Accounts Receivable, Noncurrent, Originated Three Years before Latest Fiscal Year	131,738
Accounts Receivable, Noncurrent, Originated Four Years before Latest Fiscal Year	49,296
Accounts Receivable, Noncurrent, Originated Five or More Years before Latest Fiscal Year	37,167
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)	7,991
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	15
Accounts Receivable, Allowance for Credit Loss, Writeoff	2,823
Financing Receivable, Allowance for Credit Loss, Foreign Currency Translation	(8)
Total Preneed receivables, Past Due	168,535
Preneed Receivable, Not Past Due	1,377,873
Financial Asset, 1 to 29 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	66,399
Financing Receivables 30 to 90 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	54,920
Financing Receivables 91 to 180 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	17,070
Financing Receivables, Equal to Greater Than 180 days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	30,146
Funeral [Member]
Preneed Accounts Receivable Gross	190,514	180,108
Deferred Discounts, Finance Charges and Interest Included in Receivables	(10,100)	(11,129)
Accounts Receivable, before Allowance for Credit Loss, Noncurrent	180,414	168,979
Accounts Receivable, Allowance for Credit Loss, Noncurrent	17,026	14,438
Allowance for Doubtful Accounts, Premiums and Other Receivables	(14,438)
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Originated in Current Fiscal Year	76,517
Accounts Receivable, Noncurrent, Originated in Fiscal Year before Latest Fiscal Year	47,537
Accounts Receivable, Noncurrent, Originated Two Years before Latest Fiscal Year	24,827
Accounts Receivable, Noncurrent, Originated Three Years before Latest Fiscal Year	11,242
Accounts Receivable, Noncurrent, Originated Four Years before Latest Fiscal Year	6,683
Accounts Receivable, Noncurrent, Originated Five or More Years before Latest Fiscal Year	13,608
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)	4,761
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	0
Accounts Receivable, Allowance for Credit Loss, Writeoff	2,175
Financing Receivable, Allowance for Credit Loss, Foreign Currency Translation	(2)
Accounts Receivable, Noncurrent, Nonaccrual	6,086
Total Preneed receivables, Past Due	40,431
Preneed Receivable, Not Past Due	139,983
Funeral [Member] | Financing Receivables 30 to 90 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	5,147
Funeral [Member] | Financing Receivables 91 to 180 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	2,513
Funeral [Member] | Financing Receivables, Equal to Greater Than 180 days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	26,685
Cemetery [Member]
Preneed Accounts Receivable Gross	1,371,804	1,267,304
Deferred Discounts, Finance Charges and Interest Included in Receivables	(5,810)	(6,760)
Accounts Receivable, before Allowance for Credit Loss, Noncurrent	1,365,994	1,260,544
Accounts Receivable, Allowance for Credit Loss, Noncurrent	15,449	$ 12,876
Allowance for Doubtful Accounts, Premiums and Other Receivables	(12,876)
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Originated in Current Fiscal Year	546,601
Accounts Receivable, Noncurrent, Originated in Fiscal Year before Latest Fiscal Year	395,895
Accounts Receivable, Noncurrent, Originated Two Years before Latest Fiscal Year	236,830
Accounts Receivable, Noncurrent, Originated Three Years before Latest Fiscal Year	120,496
Accounts Receivable, Noncurrent, Originated Four Years before Latest Fiscal Year	42,613
Accounts Receivable, Noncurrent, Originated Five or More Years before Latest Fiscal Year	23,559
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)	3,230
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	15
Accounts Receivable, Allowance for Credit Loss, Writeoff	648
Financing Receivable, Allowance for Credit Loss, Foreign Currency Translation	(6)
Total Preneed receivables, Past Due	128,104
Preneed Receivable, Not Past Due	1,237,890
Cemetery [Member] | Financial Asset, 1 to 29 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	60,313
Cemetery [Member] | Financing Receivables 30 to 90 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	49,773
Cemetery [Member] | Financing Receivables 91 to 180 Days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	14,557
Cemetery [Member] | Financing Receivables, Equal to Greater Than 180 days Past Due [Member]
Accounts Receivable, Noncurrent, Credit Quality Indicator [Line Items]
Accounts Receivable, Noncurrent, Nonaccrual	$ 3,461