Document And Entity Information	Mar. 16, 2022
Cover [Abstract]
Document Type	8-K
Amendment Flag	false
Document Period End Date	Mar. 16, 2022
Entity Registrant Name	STONEMOR INC.
Entity Central Index Key	0001753886
Entity Emerging Growth Company	false
Entity File Number	001-39172
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	80-0103152
Entity Address, Address Line One	3331 Street Road
Entity Address, Address Line Two	Suite 200
Entity Address, City or Town	Bensalem
Entity Address, State or Province	PA
Entity Address, Postal Zip Code	19020
City Area Code	215
Local Phone Number	826-2800
Entity Information, Former Legal or Registered Name	Not Applicable
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common Stock, $0.01 par value per share
Trading Symbol	STON
Security Exchange Name	NYSE