v3.26.1
Cover - shares
3 Months Ended
Mar. 31, 2026
May 13, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 001-41207  
Entity Registrant Name FGI Industries Ltd.  
Entity Incorporation, State or Country Code E9  
Entity Tax Identification Number 98-1603252  
Entity Address, Address Line One 906 Murray Road  
Entity Address, City or Town East Hanover  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 07936  
City Area Code 973  
Local Phone Number 428-0400  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   1,931,271
Entity Central Index Key 0001864943  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Ordinary shares    
Document Information [Line Items]    
Title of 12(b) Security Ordinary Shares, $0.0005 par value  
Trading Symbol FGI  
Security Exchange Name NASDAQ  
Warrant    
Document Information [Line Items]    
Title of 12(b) Security Warrants to purchase Ordinary Shares, $0.0005 par value  
Trading Symbol FGIWW  
Security Exchange Name NASDAQ