Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.19.1
Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2018
Feb. 15, 2019
Jun. 30, 2018
Document And Entity Information      
Entity Registrant Name PERMA FIX ENVIRONMENTAL SERVICES INC    
Entity Central Index Key 0000891532    
Document Type 10-K    
Document Period End Date Dec. 31, 2018    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filer No    
Entity Reporting Status Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business Flag true    
Entity Emerging Growth Company false    
Entity Ex Transition Period false    
Entity Shell Company false    
Entity Public Float     $ 49,793,255
Entity Common Stock, Shares Outstanding   11,961,537  
Trading Symbol PESI    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2018