Quarterly report pursuant to Section 13 or 15(d)

Cover

v3.23.1
Cover - shares
 3 Months Ended
Mar. 31, 2023
May 11, 2023
Cover [Abstract]    
Entity Registrant Name LIGHTBRIDGE CORPORATION  
Entity Central Index Key 0001084554  
Document Type 10-Q  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Small Business true  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Current Reporting Status Yes  
Document Period End Date Mar. 31, 2023  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2023  
Entity Common Stock Shares Outstanding   12,129,688
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-34487  
Entity Incorporation State Country Code NV  
Entity Tax Identification Number 91-1975651  
Entity Address Address Line 1 11710 Plaza America Drive  
Entity Address Address Line 2 Suite 2000  
Entity Address City Or Town Reston  
Entity Address State Or Province VA  
Entity Address Postal Zip Code 20190  
City Area Code 571  
Local Phone Number 730-1200  
Security 12b Title Common Stock, $0.001 par value  
Trading Symbol LTBR  
Security Exchange Name NASDAQ  
Entity Interactive Data Current Yes