GENERAL - Additional Information (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) Property State Segment	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Cash and cash equivalents | $	$ 74,200		$ 83,900
Restricted cash | $	$ 16,700		$ 16,400
Investment income, contractual term	60 months
Debt instrument, variable rate	375.00%
Number of reportable segments | Segment	2
Accounts receivable average cancellation rate basis period	5 years
Lease renewal term description	Certain leases provide the Company with the option to renew for additional periods, with renewal terms that can extend the lease term for periods ranging from 1 to 30 years.
Income tax expense (benefit) | $	$ 232	$ (1,676)
Operating tax rate before discrete items	1.90%	26.60%
Maximum
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Liquid investments purchased with an original maturity	3 months
Product sales, payment term	60 months
Lease renewal term	30 years
Minimum
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Lease renewal term	1 year
StoneMor Operating LLC
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Ownership percentage subsidiaries by the parent	100.00%
Cemetery
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	29
Cemetery | Consolidated Properties
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	16
Cemetery | Unconsolidated Properties
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	13
US and Puerto Rico | Cemetery
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	304
Number of states | State	24
US and Puerto Rico | Cemetery | Wholly Owned Properties
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	275
US and Puerto Rico | Cemetery | Managed Properties
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	29
US and Puerto Rico | Funeral Home
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	72
Number of states | State	15
US and Puerto Rico | Funeral Home | Cemetery Property
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of operating locations	34