XML 40 R18.htm IDEA: XBRL DOCUMENT
v3.25.1

Basis of Presentation Summary of Significant Accounting Policies and Nature of Operations (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2025
Basis of Presentation Summary of Significant Accounting Policies and Nature of Operations (Policies) |
Schedule of fair value of financial instruments |
|  | Level I |  |  | Level II |  |  | Level III |
Cash and cash equivalents |  | $ | 19.9 |  |  | $ | 37.0 |  |  | $ | — |
Accounts payable and accrued liabilities |  | $ | 1.0 |  |  | $ | — |  |  | $ | — |
|  | Level I |  |  | Level II |  |  | Level III |
Cash and cash equivalents |  | $ | 40.0 |  |  | $ | — |  |  | $ | — |
Accounts payable and accrued liabilities |  | $ | 0.4 |  |  | $ | — |  |  | $ | — |

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

X
- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B + Details
Name: | us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration