Segment Reporting Level 4 (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Restricted Cash and Cash Equivalents, Noncurrent	$ 2,082	$ 2,180
Revenues	4,143,143	3,511,509	$ 3,230,785
Interest expense	150,610	163,063	185,843
Depreciation and amortization	159,306	155,299	151,000
Depreciation and amortization	159,306	155,299	151,000
Amortization of intangibles	20,002	22,444	25,649
Amortization of cemetery property	98,162	80,403	70,330
Total assets	15,691,178	14,515,425
Capital expenditures	303,660	222,211	239,957
Gross profits from reportable segments	1,303,614	976,827	760,580
Corporate general and administrative expenses	(138,107)	(141,066)	(126,886)
Gains on divestitures and impairment charges, net	25,169	7,009	32,919
Operating income	1,190,676	842,770	666,613
Losses on early extinguishment of debt, net	(5,226)	(18,428)	(16,637)
Other income, net	10,660	781	299
Income from continuing operations before income taxes	1,045,500	662,060	464,432
Long lived assets	7,237,897	6,973,064
UNITED STATES
Segment Reporting Information [Line Items]
Revenues	3,918,777	3,328,381	3,052,101
Interest expense	150,385	162,804	185,512
Depreciation and amortization	149,351	146,378	142,550
Amortization of intangibles	19,721	22,132	25,079
Amortization of cemetery property	92,128	76,275	66,552
Gains on divestitures and impairment charges, net	19,837	6,935	33,200
Operating income	1,120,154	795,461	628,204
Long lived assets	6,895,439	6,633,470
CANADA
Segment Reporting Information [Line Items]
Revenues	224,366	183,128	178,684
Interest expense	225	259	331
Depreciation and amortization	9,955	8,921	8,450
Amortization of intangibles	281	312	570
Amortization of cemetery property	6,034	4,128	3,778
Gains on divestitures and impairment charges, net	5,332	74	(281)
Operating income	70,522	47,309	38,409
Long lived assets	342,458	339,594
Funeral [Member]
Segment Reporting Information [Line Items]
Revenues	2,343,176	2,052,301	1,923,902
Interest expense	2,864	3,896	4,026
Depreciation and amortization	112,667	107,770	106,982
Amortization of intangibles	12,980	13,593	15,343
Amortization of cemetery property	0	0	0
Total assets	6,390,917	6,030,764
Capital expenditures	140,432	86,902	112,090
Gross profits from reportable segments	625,621	494,602	372,638
Cemetery [Member]
Segment Reporting Information [Line Items]
Revenues	1,799,967	1,459,208	1,306,883
Interest expense	681	514	659
Depreciation and amortization	37,866	34,693	33,323
Amortization of intangibles	7,016	8,841	10,297
Amortization of cemetery property	98,162	80,403	70,330
Total assets	8,793,348	8,042,339
Capital expenditures	149,145	132,443	125,365
Gross profits from reportable segments	677,993	482,225	387,942
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Interest expense	147,065	158,653	181,158
Depreciation and amortization	8,773	12,836	10,695
Amortization of intangibles	6	10	9
Amortization of cemetery property	0	0	0
Total assets	506,913	442,322
Capital expenditures	14,083	2,866	2,502
Funeral Atneed Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	1,268,111	1,092,016	996,643
Funeral Matured Preneed Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	700,473	662,675	605,237
Funeral Core Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	1,968,584	1,754,691	1,601,880
Non-funeral Home Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	74,099	61,198	52,211
Funeral Recognized Preneed Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	159,595	124,645	139,525
Funeral Other Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	140,898	111,767	130,286
Cemetery Atneed Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	477,950	386,850	326,230
Cemetery Recognized Preneed Property Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	846,528	659,950	581,724
Cemetery Recognized Preneed Merchandise And Service Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	343,899	298,864	287,589
Cemetery Core Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	1,668,377	1,345,664	1,195,543
Cemetery Other Revenue [Member]
Segment Reporting Information [Line Items]
Revenues	$ 131,590	$ 113,544	$ 111,340