ACQUISITIONS AND DIVESTITURES - Summary of Results of Discontinued Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Income from discontinued operations before income taxes	$ (102)	$ 293	$ 1,347	$ 28,952
Net (loss) gain on sale of businesses			(1,525)	31,120
Net (loss) income from discontinued operations	(102)	293	1,347	28,952
Discontinued Operations
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Cost of goods sold		(353)	(191)	(1,157)
Cemetery expense		(505)	(233)	(2,083)
Selling expense		(539)	(231)	(1,940)
General and administrative expense		(464)	(151)	(1,930)
Depreciation and amortization		(41)	(40)	(227)
Funeral home expenses		(1,621)	(694)	(5,430)
Interest expense		(327)	(166)	(1,624)
Income from discontinued operations before income taxes		293	582	1
Net (loss) gain on sale of businesses	(102)		765	28,951
Net (loss) income from discontinued operations	$ (102)	293	1,347	28,952
Discontinued Operations | Cemetery
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues		2,057	1,142	7,395
Discontinued Operations | Funeral Home
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues		$ 2,086	$ 1,146	$ 6,997