Quarterly report pursuant to Section 13 or 15(d)

Cover Page

Cover Page - shares
6 Months Ended
Jun. 30, 2022
Aug. 01, 2022
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2022  
Document Transition Report false  
Entity File Number 001-41027  
Entity Registrant Name PERIMETER SOLUTIONS, SA  
Entity Incorporation, State or Country Code N4  
Entity Tax Identification Number 98-1632942  
Entity Address, Address Line One 12E rue Guillaume Kroll  
Entity Address, Postal Zip Code L-1882  
Entity Address, Country LU  
Entity Address, City or Town Grand Duchy of Luxembourg  
City Area Code 314  
Local Phone Number 396-7343  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   162,637,029
Entity Central Index Key 0001880319  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Common Stock    
Document Information [Line Items]    
Title of 12(b) Security Ordinary Shares, nominal value $1.00 per share  
Trading Symbol PRM  
Security Exchange Name NYSE  
Document Information [Line Items]    
Title of 12(b) Security Warrants for Ordinary Shares  
Trading Symbol PRMFF