XML 11 R1.htm IDEA: XBRL DOCUMENT v3.23.3
Document And Entity Information - shares
 9 Months Ended
Sep. 30, 2023
Nov. 13, 2023
Document Information Line Items    
Entity Registrant Name SAFE AND GREEN DEVELOPMENT CORPORATION  
Trading Symbol SGD  
Document Type 10-Q  
Current Fiscal Year End Date --12-31  
Entity Common Stock, Shares Outstanding   10,000,000
Amendment Flag false  
Entity Central Index Key 0001959023  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Document Period End Date Sep. 30, 2023  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q3  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Shell Company false  
Entity Ex Transition Period false  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-41581  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 87-1375590  
Entity Address, Address Line One 990 Biscayne Blvd.  
Entity Address, Address Line Two #501, Office 12  
Entity Address, City or Town Miami  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33132  
City Area Code (646)  
Local Phone Number 240-4235  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Security Exchange Name NASDAQ  
Entity Interactive Data Current Yes