SUPPLEMENTAL CONDENSED CONSOLIDATING FINANCIAL INFORMATION - Condensed Consolidating Balance Sheets (Detail) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents, excluding restricted cash	$ 48,696	$ 39,244
Restricted cash	16,575	20,846
Assets held for sale	29,258	28,575
Other current assets	85,066	80,043
Total current assets	179,595	168,708
Long-term accounts receivable	75,985	75,301
Cemetery and funeral home property and equipment	381,791	383,022
Merchandise trusts	524,623	501,453
Perpetual care trusts	319,175	312,228
Deferred selling and obtaining costs	119,068	116,900
Intangible assets, net	54,826	55,094
Other assets	22,037	22,257
Total assets	1,677,100	1,634,963
Liabilities and Stockholders' Equity
Other current liabilities	54,157	52,130
Liabilities held for sale	24,146	23,406
Long-term debt, net of deferred financing costs	322,144	320,715
Deferred revenues	986,044	949,164
Perpetual care trust corpus	319,175	312,228
Other long-term liabilities	67,966	69,733
Total liabilities	1,773,632	1,727,376
Stockholders' equity	(96,532)	(92,413)	$ (93,112)	$ (102,490)
Total liabilities and stockholders' equity	1,677,100	1,634,963
Parent
Liabilities and Stockholders' Equity
Investments in and amounts due to affiliates eliminated upon consolidation	96,532	92,413
Total liabilities	96,532	92,413
Stockholders' equity	(96,532)	(92,413)
Partnership
Current assets:
Investments in and amounts due from affiliates eliminated upon consolidation	287,616	286,146
Total assets	287,616	286,146
Liabilities and Stockholders' Equity
Long-term debt, net of deferred financing costs	287,616	286,146
Investments in and amounts due to affiliates eliminated upon consolidation	96,532	92,413
Total liabilities	384,148	378,559
Stockholders' equity	(96,532)	(92,413)
Total liabilities and stockholders' equity	287,616	286,146
CFS West Virginia
Current assets:
Other current assets	3,782	3,707
Total current assets	3,782	3,707
Long-term accounts receivable	1,918	2,085
Cemetery and funeral home property and equipment	414	452
Deferred selling and obtaining costs	6,016	5,916
Total assets	12,130	12,160
Liabilities and Stockholders' Equity
Other current liabilities	264	245
Long-term debt, net of deferred financing costs	32,708	32,531
Deferred revenues	35,820	34,994
Investments in and amounts due to affiliates eliminated upon consolidation	205,830	202,924
Total liabilities	274,622	270,694
Stockholders' equity	(262,492)	(258,534)
Total liabilities and stockholders' equity	12,130	12,160
Guarantor Subsidiaries
Current assets:
Cash and cash equivalents, excluding restricted cash	46,966	37,560
Restricted cash	16,575	20,846
Assets held for sale	29,258	28,575
Other current assets	66,947	63,010
Total current assets	159,746	149,991
Long-term accounts receivable	62,568	62,283
Cemetery and funeral home property and equipment	349,339	350,802
Deferred selling and obtaining costs	93,658	91,958
Intangible assets, net	42	45
Other assets	19,466	19,667
Investments in and amounts due from affiliates eliminated upon consolidation	650,545	632,684
Total assets	1,335,364	1,307,430
Liabilities and Stockholders' Equity
Other current liabilities	52,279	50,300
Liabilities held for sale	24,146	23,406
Long-term debt, net of deferred financing costs	1,820	2,038
Deferred revenues	820,645	791,111
Other long-term liabilities	50,631	52,588
Investments in and amounts due to affiliates eliminated upon consolidation	320,323	318,677
Total liabilities	1,269,844	1,238,120
Stockholders' equity	65,520	69,310
Total liabilities and stockholders' equity	1,335,364	1,307,430
Non-Guarantor Subsidiaries
Current assets:
Cash and cash equivalents, excluding restricted cash	1,730	1,684
Other current assets	14,337	13,326
Total current assets	16,067	15,010
Long-term accounts receivable	11,499	10,933
Cemetery and funeral home property and equipment	32,038	31,768
Merchandise trusts	524,623	501,453
Perpetual care trusts	319,175	312,228
Deferred selling and obtaining costs	19,394	19,026
Intangible assets, net	54,784	55,049
Other assets	2,571	2,590
Total assets	980,151	948,057
Liabilities and Stockholders' Equity
Other current liabilities	1,614	1,585
Deferred revenues	129,579	123,059
Perpetual care trust corpus	319,175	312,228
Other long-term liabilities	17,335	17,145
Investments in and amounts due to affiliates eliminated upon consolidation	562,489	544,814
Total liabilities	1,030,192	998,831
Stockholders' equity	(50,041)	(50,774)
Total liabilities and stockholders' equity	980,151	948,057
Eliminations
Current assets:
Investments in and amounts due from affiliates eliminated upon consolidation	(938,161)	(918,830)
Total assets	(938,161)	(918,830)
Liabilities and Stockholders' Equity
Investments in and amounts due to affiliates eliminated upon consolidation	(1,281,706)	(1,251,241)
Total liabilities	(1,281,706)	(1,251,241)
Stockholders' equity	343,545	332,411
Total liabilities and stockholders' equity	$ (938,161)	$ (918,830)