Lightbridge Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity and Stock-Based Compensation (Details Narrative)

Stockholders' Equity and Stock-Based Compensation (Details Narrative) - USD ($)			1 Months Ended							3 Months Ended				12 Months Ended
	Feb. 06, 2017	Aug. 02, 2016	Feb. 10, 2020	Oct. 08, 2019	Apr. 16, 2019	Mar. 29, 2019	Mar. 28, 2019	May 31, 2018	Jan. 30, 2018	Mar. 31, 2020	Sep. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Dec. 31, 2019	May 31, 2017	Mar. 25, 2015
Common stock, shares, outstanding										3,363,679				3,252,371
Common stock, conversion basis										The Series B Preferred Stock was initially convertible into 2,666,667 shares of common stock (now convertible into 222,222 shares of common stock when adjusted for the one-for-twelve reverse stock split on October 21, 2019).
Class of Warrant or Right, Outstanding										70,361				70,361
Stock options outstanding										517,154				518,551
Total stock and stock equivalents outstanding										4,289,650				4,175,164
Reverse stock split										1:12
Accumulated dividend (unpaid)										$ 600,000				$ 600,000
Number of Awards Stock option outstanding										517,514				518,551
Number of Awards Vested										432,281				433,678
Number of options vested and expected to vest outstanding										35,000
Weighted average recognition period										1 year 10 months 21 days
Aggregate intrinsic value										$ 0				$ 59,148
Series B Preferred Stock conversion description										The Company has the option of forcing the conversion of all or part of the Series B Preferred Stock if at any time the average closing price of the Company’s common stock for a thirty-trading day period is greater than $65.88 prior to August 2, 2019 or greater than $98.82 at any time. The Company can exercise this option only if it also requires the conversion of the Series A Preferred Stock in the same proportion as it is requiring of the Series B Preferred Stock.		The Company has the option of forcing the conversion of all or part of the Series B Preferred Stock if at any time the average closing price of the Company’s common stock for a thirty-trading day period is greater than $65.88 prior to August 2, 2019 or greater than $98.82 at any time. The Company can exercise this option only if it also requires the conversion of the Series A Preferred Stock in the same proportion as it is requiring of the Series B Preferred Stock.
Preferred stock convertible amount										$ 6,200,000
Common stock exercise price										$ 28.08
Common stock, shares authorized										8,333,333				8,333,333
PIK dividend [Member]
Reverse stock split										One-for-twelve reverse stock split on October 21, 2019
Total cumulative deemed dividend										$ 45,000				$ 42,000
BCF [Member] \| PIK dividend [Member]
Exercise price										$ 18.00
Common stock to be purchased in the offering										11,119
Monthly payments	$ 15,000
Introductory fee in percentage	7.00%
Warrants fees in percentage	5.00%
Offering price term	3 years
Series A Preferred Stock [Member]
Preferred stock, shares issued										745,896				757,770
Accrete dividend		$ 2.7451								$ 0.84
Additional deemed dividend		$ 0.5699
Common stock shares reserved for future issuance, Value										$ 62,158				$ 63,148
Accrued dividend										593,364				556,390
Additional common share										18,013				16,890
Preferred stock, liquidation preference										2,600,000				$ 2,600,000
Total deemed dividends										$ 10,000		$ 10,000
Preferred Stock, Shares Outstanding										745,896				757,770
New Atm Agreement [Member]
Aggregate offering price										$ 13,500,000
2019 ATM agreement [Member] \| B. Riley FBR, Inc. [Member] \| March 28, 2019 and March 29, 2019 [Member]
Proceeds from issuance of shares												$ 200,000
Sale of stock, number of shares												24,330
2018 ATM agreement [Member]
Proceeds from issuance of shares						$ 200,000	$ 200,000					$ 2,000,000
Sale of stock, number of shares						24,330	24,330					273,936
2019 ATM Agreement [Member]
Proceeds from issuance of shares										$ 400,000
Sale of stock, number of shares										110,053
Stock issued during period shares reverse stock splits
2015 Equity Incentive Plan [Member]
Common stock, shares authorized																50,000
Common stock, shares authorized increased															241,667	116,667
Investment Bank [Member]
Common shares issued under incentive plan								525,000
Short-Term Non-Qualified Options [Member] \| Employees, Consultants and Directors [Member] \| December 2, 2019 [Member]
Fair value per share										$ 2.59
Strike price										$ 3.82
Term of options granted, description										These options have a 10-year contractual term
Shares issued to consultant														$ 4,247
Expected Term										5 years
Stock options granted, shares										86,982
Short-Term Non-Qualified Options [Member] \| Directors, Officers and Employees [Member] \| Advisory board members[Member]
Non-qualified stock options granted										34,956
Short-Term Non-Qualified Options [Member] \| Directors, Officers and Employees [Member] \| Advisory board members[Member] \| Maximum [Member]
Exercise price										$ 3.82
Contractual lives										9 years 8 months 12 days
Term of options										10 years				10 years
Short-Term Non-Qualified Options [Member] \| Chief Executive Officer [Member] \| Advisory board members[Member] \| Maximum [Member]
Non-qualified stock options granted										472,560
Non-qualified stock options outstanding										128,010
Short-Term Non-Qualified Options [Member] \| Chief Executive Officer [Member] \| Advisory board members[Member] \| Minimum [Member]
Contractual lives										10 years
Short-Term Non-Qualified Options [Member] \| Consultants [Member] \| Advisory board members[Member] \| Maximum [Member]
Exercise price									$ 1.50
Maturity date									Jan. 30, 2021
Short-Term Non-Qualified Options [Member] \| Consultants [Member] \| Advisory board members[Member] \| Minimum [Member]
Exercise price										$ 492
Term of options										10 years
Contractual lives										3 months 18 days
Series B Preferred Stock [Member]
Preferred stock convertible amount		$ 600,000
Preferred stock, shares issued										2,666,667				2,666,667
Conversion price										$ 32.94				$ 32.94
Series B Preferred Stock conversion description										This amount was compared to the $3.7 million (rounded) of proceeds allocated to the Series B Preferred Stock to indicate that a beneficial conversion feature (“BCF”) of approximately $2.6 million existed at the date of issuance, which was immediately accreted as a deemed dividend because the conversion rights were immediately effective.
Conversion of Stock, Shares Converted														757,770
Common stock shares reserved for future issuance, Value										$ 222,222				$ 222,222
Additional common shares										36,063				31,621
Accrued dividend										$ 649,141				$ 569,181
Convertible Preferred Stock, Shares Issued upon Conversion										62,158				63,148
Preferred stock, liquidation preference										$ 4,649,140				$ 4,569,180
Preferred Stock, Shares Outstanding										2,666,667				2,666,667
Series A Preferred Stock [Member] \| Holder [Member]
Common stock, shares issued, conversion of preferred stock			1,255	2,922	2,782
Convertible preferred stock, shares converted			11,874	28,107	27,747
Series B Preferred Stock [Member] \| General International Holdings, Inc [Member]
Class of Warrant or Right, Outstanding									55,555
Common stock exercise price									$ 22.50
Rate of dividend payable in kind									7.00%
Price per share									$ 1.50	$ 28.08
Conversion price									$ 18
Proceeds from issuance of warrants									$ 4,000,000
Retainer payment									$ 15,000
Liquidation preference per share									$ 1.50
Series B Preferred Stock [Member] \| Warrants [Member]
Proceeds from issuance of warrants										$ 4,000,000
Remaining value of warrant										300,000
Allocated amount										$ 3,700,000
Securities Purchase Agreement [Member] \| Series A Preferred Stock [Member]
Common stock, shares, outstanding		255,000
Common stock, conversion basis										The Series A Preferred Stock was initially convertible into 1,020,000 shares of common stock (now convertible into 85,000 common shares when adjusted for the one-for-twelve reverse stock split on October 21, 2019).
Preferred stock convertible amount		$ 3,400,000
Common stock shares reserved for future issuance, Value		$ 2,800,000
Preferred stock, shares issued		1,020,000
Rate of dividend payable in kind		7.00%
Price per share		$ 2.75
Number of shares reserved for future issuance		1,020,000
Average market price of common stock		$ 39.78
Preferred stock, liquidation preference per share		2.7451
Conversion price		32.94
Fair value per share		39.78
Securities Purchase Agreement [Member] \| Series B Preferred Stock [Member] \| Preferred Stock Equity Offerings [Member]
Reverse stock split										One-for-twelve reverse stock split on October 21, 2019
Conversion price		2.7451								$ 1.50
Fair value per share		$ 3.315								$ 2.34
Preferred stock, liquidation preference										$ 4,600,000
Preferred Stock, Shares Outstanding										2,666,667				2,666,667
Accumulated dividend										$ 600,000				$ 600,000