Quarterly report pursuant to Section 13 or 15(d)

Cover

v3.21.2
Cover - shares
6 Months Ended
Jun. 30, 2021
Aug. 03, 2021
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 Jun. 30, 2021  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2021  
Entity Common Stock Shares Outstanding   6,597,538
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
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