ACQUISITIONS AND DIVESTITURES - Summary of Results of Discontinued Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations before income taxes	$ 860	$ 4,884	$ 1,449	$ 28,659
Net gain on sale of businesses			(1,353)	28,951
Net income from discontinued operations	860	4,884	1,449	28,659
Discontinued Operations
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Cost of goods sold		(293)	(191)	(804)
Cemetery expense		(678)	(233)	(1,578)
Selling expense		(403)	(231)	(1,401)
General and administrative expense		(665)	(151)	(1,466)
Depreciation and amortization		(41)	(40)	(186)
Funeral home expenses		(1,641)	(694)	(3,809)
Interest expense		(366)	(166)	(1,297)
Income (loss) from discontinued operations before income taxes		19	582	(292)
Net gain on sale of businesses	860	4,865	867	28,951
Net income from discontinued operations	$ 860	4,884	1,449	28,659
Discontinued Operations | Cemetery
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues		2,069	1,142	5,338
Discontinued Operations | Funeral Home
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues		$ 2,037	$ 1,146	$ 4,911