Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v2.4.0.6
Document and Entity Information (USD $)
12 Months Ended
Dec. 31, 2012
Mar. 13, 2013
Jun. 29, 2012
Document Information [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus FY    
Trading Symbol GIFI    
Entity Registrant Name GULF ISLAND FABRICATION INC    
Entity Central Index Key 0001031623    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Accelerated Filer    
Entity Common Stock, Shares Outstanding   14,456,522  
Entity Public Float     $ 368,842,449