XML 64 R51.htm IDEA: XBRL DOCUMENT
v3.19.1

Related Party Transactions (Details Narrative) - USD ($) | 11 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2018 | Dec. 31, 2017
Investment in joint venture |  | $ 5,617,000 |
Other receivable from joint venture |  | (93,253) |
Other income from joint venture |  | $ 1,056,551 |
Enfission [Member] |  |  |
Investment in joint venture | $ (5,617,000) |  |
Professional fees | $ 400,000 |  |
Professional fees description | The Company entered into a management and administrative services agreement with Enfission on January 24, 2018 whereby the Company provides four of its personnel to Enfission, at a rate of $100,000 per person per year |  |
Reduction of general and administrative expenses | $ 200,000 |  |
Reduction of research and development | 200,000 |  |
Other receivable from joint venture | (93,253) |  |
Other income from joint venture | $ 1,056,551 |  |

X
- References No definition available. + Details
Name: | ltbr_InvestmentInJointVenture
Namespace Prefix: | ltbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | ltbr_OtherIncomeFromJointVenture
Namespace Prefix: | ltbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | ltbr_ProfessionalFeesDescription
Namespace Prefix: | ltbr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | ltbr_ReductionOfGeneralAndAdministrativeExpenses
Namespace Prefix: | ltbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | ltbr_ReductionOfResearchAndDevelopment
Namespace Prefix: | ltbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) in receivables classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInOtherReceivables
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07.2(a),(b),(c),(d)) -URI http://asc.fasb.org/extlink&oid=114873854&loc=SL114874292-224272 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 220 -Section 45 -Paragraph 3 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=114873831&loc=SL114874205-224268 + Details
Name: | us-gaap_ProfessionalFees
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=ltbr_EnfissionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |