Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.20.2
Document and Entity Information - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Oct. 31, 2020
Jun. 30, 2019
Cover [Abstract]      
Entity Registrant Name FTE Networks, Inc.    
Entity Central Index Key 0001122063    
Document Type 10-K    
Document Period End Date Dec. 31, 2019    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status No    
Entity Interactive Data Current No    
Entity Filer Category Non-accelerated Filer    
Entity Small Business Flag true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 10,100
Entity Common Stock, Shares Outstanding   25,572,148  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2019