Lightbridge Corporation Annual report pursuant to Section 13 and 15(d)

Stockholders’ Equity and Stock-Based Compensation (Details) - $ / shares	1 Months Ended	12 Months Ended
	Jan. 30, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Jun. 30, 2016
Warrants outstanding		844,337	1,210,905
Exercise price	$ 0.25
Issued To Investors On October 25, 2013 [Member]
Warrants outstanding		163,986	163,986
Exercise price		$ 11.50
Warrant exchange for common stock				59,450
Exercise price, new warrant terms				$ 6.25
Common stock to be purchased in the offering		250,000
Issued To Investors On November 17, 2014 [Member]
Warrants outstanding		546,919	546,919
Exercise price		$ 11.55
Exercise price, new warrant terms					$ 6.25
Common stock to be purchased in the offering		546,919
Issued To An Investor On August 10, 2016 [Member]
Warrants outstanding			500,000
Exercise price		$ 0.01
Common stock to be purchased in the offering		500,000
Issued to an investment bank regarding the Series B Preferred Stock investment on January 30, 2018 [Member]
Warrants outstanding		133,432
Exercise price		$ 1.50
Common stock to be purchased in the offering		133,432