ACQUISITIONS AND DIVESTITURES - Additional Information (Detail)									3 Months Ended		6 Months Ended
	May 10, 2022 USD ($) Property	Apr. 22, 2022 USD ($) Property	Mar. 15, 2022 USD ($) Property	Mar. 01, 2022 USD ($) Property	Jan. 31, 2022 USD ($) Property	May 24, 2021 USD ($) Property	Apr. 02, 2021 USD ($) Property	Mar. 23, 2021 USD ($) Property	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Aggregate cash purchase price											$ 173,000	$ 6,578,000
Cash consideration											18,295,000
Acquisition costs									$ 100,000		900,000
Goodwill									6,774,000		6,774,000
Gain (loss) on sale of business											(43,000)	(1,353,000)
Revenue related to assets acquired									80,047,000	$ 82,981,000	161,024,000	161,294,000
Rhode Island Sale
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Aggregate cash purchase price		$ 200,000
Number of cemetery divested | Property		2
Gain (loss) on sale of business									(43,000)		(43,000)
Clearstone Sale
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Aggregate cash purchase price							$ 6,200,000
Missouri Sale
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Aggregate cash purchase price						$ 700,000
Number of cemetery divested | Property						3
Gain (loss) on sale of business										$ (1,700,000)		$ (1,700,000)
Funeral Home
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Cash consideration				$ 1,700,000
Number of funeral home acquired | Property				1
Goodwill									1,300,000		1,300,000
Cemetery
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Goodwill									5,500,000		5,500,000
Combination Cemetery and Funeral Home
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Cash consideration			$ 11,300,000
Number of combination cemetery and funeral home | Property			1
Business Acquisitions
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Cash consideration											18,295,000
Revenue related to assets acquired									$ 900,000		$ 1,200,000
Clearstone Agreement
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Number of cemetery divested | Property							9
Number of funeral home divested | Property							10
Number of crematories divested | Property							4
Daly Seven Inc
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Number of cemeteries yet to acquire | Property								4
Purchase price								$ 5,400,000
Number of cemeteries acquired | Property	2				2
Cash consideration	$ 300,000				$ 5,100,000