Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.19.2
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2019
Aug. 02, 2019
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2  
Entity Registrant Name GOLDFIELD CORP  
Entity Central Index Key 0000042316  
Current Fiscal Year End Date --12-31  
Entity File Number 1-7525  
Entity Tax Identification Number 880031580  
Entity Filer Category Accelerated Filer  
Entity Current Reporting Status Yes  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Shell Company false  
Entity Address, Address Line One 1684 W. Hibiscus Boulevard  
Entity Address, City or Town Melbourne  
Entity Address, State or Province Florida  
Entity Address, Country US  
Entity Address, Postal Zip Code 32901  
City Area Code 321  
Local Phone Number 724-1700  
Entity Common Stock, Shares Outstanding   24,522,534
NYSE American    
Document Information [Line Items]    
Trading Symbol GV  
Entity Listing, Description Common Stock