Preneed Activities Preneed Activities Receivables Net and Trust Invesments - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Total Preneed receivables, Past Due	$ 82,195	$ 82,195
Preneed Receivable, Not Past Due	1,111,865	1,111,865
Investments	6,578,291	6,578,291	$ 6,096,244
Accounts Receivable, before Allowance for Credit Loss, Noncurrent	1,194,060	1,194,060	1,089,169
Beginning balance — Preneed funeral receivables and trust investments		5,345,720
Deposits to trust	133,819	254,102
Ending balance — Preneed funeral receivables and trust investments	5,785,651	5,785,651
Cemetery perpetual care trust investments	1,966,279	1,966,279	1,820,489
Deferred Discounts, Finance Charges and Interest Included in Receivables	(27,445)	(27,445)	(33,986)
Accounts Receivable, after Allowance for Credit Loss, Noncurrent	1,173,639	1,173,639	1,069,965
Preneed Accounts Receivable Gross	1,221,505	1,221,505	1,123,155
Accounts Receivable, Allowance for Credit Loss, Noncurrent	(20,421)	(20,421)	(19,204)
Accounts Receivable, Noncurrent, Originated in Current Fiscal Year	314,102	314,102
Accounts Receivable, Noncurrent, Originated in Fiscal Year before Latest Fiscal Year	415,486	415,486
Accounts Receivable, Noncurrent, Originated Two Years before Latest Fiscal Year	219,742	219,742
Accounts Receivable, Noncurrent, Originated Three Years before Latest Fiscal Year	126,537	126,537
Accounts Receivable, Noncurrent, Originated Four Years before Latest Fiscal Year	68,130	68,130
Accounts Receivable, Noncurrent, Originated Five or More Years before Latest Fiscal Year	50,063	50,063
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Allowance for Credit Loss, Writeoff		1,936
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)		(3,144)
Effect of Foreign Exchange on Allowance for Credit Loss		(9)
Financing Receivables 30 To 90 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	27,001	27,001
Financing Receivables 91 To180 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	4,584	4,584
Financing Receivables, Equal to Greater than 180 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	17,831	17,831
Financial Receivables, 1 to 29 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	32,779	32,779
Funeral [Member]
Total Preneed receivables, Past Due	25,618	25,618
Preneed Receivable, Not Past Due	113,684	113,684
Accounts Receivable, before Allowance for Credit Loss, Noncurrent	139,302	139,302	129,878
Deferred Discounts, Finance Charges and Interest Included in Receivables	(12,677)	(12,677)	(14,018)
Accounts Receivable, after Allowance for Credit Loss, Noncurrent	127,451	127,451	118,938
Preneed Accounts Receivable Gross	151,979	151,979	143,896
Accounts Receivable, Allowance for Credit Loss, Noncurrent	(11,851)	(11,851)	(10,940)
Accounts Receivable, Noncurrent, Originated in Current Fiscal Year	26,933	26,933
Accounts Receivable, Noncurrent, Originated in Fiscal Year before Latest Fiscal Year	51,591	51,591
Accounts Receivable, Noncurrent, Originated Two Years before Latest Fiscal Year	32,566	32,566
Accounts Receivable, Noncurrent, Originated Three Years before Latest Fiscal Year	10,989	10,989
Accounts Receivable, Noncurrent, Originated Four Years before Latest Fiscal Year	5,258	5,258
Accounts Receivable, Noncurrent, Originated Five or More Years before Latest Fiscal Year	11,965	11,965
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Allowance for Credit Loss, Writeoff		1,727
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)		(2,635)
Effect of Foreign Exchange on Allowance for Credit Loss		(3)
Funeral [Member] | Financing Receivables 30 To 90 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	3,829	3,829
Funeral [Member] | Financing Receivables 91 To180 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	1,271	1,271
Funeral [Member] | Financing Receivables, Equal to Greater than 180 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	16,782	16,782
Funeral [Member] | Financial Receivables, 1 to 29 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	3,736	3,736
Cemetery [Member]
Total Preneed receivables, Past Due	56,577	56,577
Preneed Receivable, Not Past Due	998,181	998,181
Accounts Receivable, before Allowance for Credit Loss, Noncurrent	1,054,758	1,054,758	959,291
Deferred Discounts, Finance Charges and Interest Included in Receivables	(14,768)	(14,768)	(19,968)
Accounts Receivable, after Allowance for Credit Loss, Noncurrent	1,046,188	1,046,188	951,027
Preneed Accounts Receivable Gross	1,069,526	1,069,526	979,259
Accounts Receivable, Allowance for Credit Loss, Noncurrent	(8,570)	(8,570)	$ (8,264)
Accounts Receivable, Noncurrent, Originated in Current Fiscal Year	287,169	287,169
Accounts Receivable, Noncurrent, Originated in Fiscal Year before Latest Fiscal Year	363,895	363,895
Accounts Receivable, Noncurrent, Originated Two Years before Latest Fiscal Year	187,176	187,176
Accounts Receivable, Noncurrent, Originated Three Years before Latest Fiscal Year	115,548	115,548
Accounts Receivable, Noncurrent, Originated Four Years before Latest Fiscal Year	62,872	62,872
Accounts Receivable, Noncurrent, Originated Five or More Years before Latest Fiscal Year	38,098	38,098
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Allowance for Credit Loss, Writeoff		209
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)		(509)
Effect of Foreign Exchange on Allowance for Credit Loss		(6)
Cemetery [Member] | Financing Receivables 30 To 90 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	23,172	23,172
Cemetery [Member] | Financing Receivables 91 To180 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	3,313	3,313
Cemetery [Member] | Financing Receivables, Equal to Greater than 180 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	1,049	1,049
Cemetery [Member] | Financial Receivables, 1 to 29 Days Past Due [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Noncurrent, Past Due [Table]	$ 29,043	$ 29,043