SUPPLEMENTAL CONDENSED CONSOLIDATING FINANCIAL INFORMATION - Additional Information (Detail)	Mar. 31, 2020	Dec. 31, 2019
StoneMor Operating LLC
Schedule Of Condensed Financial Information Of Subsidiaries [Line Items]
Ownership percentage subsidiaries by the parent	100.00%	100.00%

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

No definition available.

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant