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Research and Development Costs (Narrative) (Details) (Approximations [Member], USD $)
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3 Months Ended | |
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Mar. 31, 2015
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Mar. 31, 2014
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Approximations [Member]
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| Research and development costs |
$ 200,000ltbr_ResearchAndDevelopmentCosts / us-gaap_StatementScenarioAxis = ltbr_ApproximationsMember |
$ 400,000ltbr_ResearchAndDevelopmentCosts / us-gaap_StatementScenarioAxis = ltbr_ApproximationsMember |
| Consulting agreement monthly payments |
$ 10,000ltbr_ConsultingAgreementMontlyPayments / us-gaap_StatementScenarioAxis = ltbr_ApproximationsMember |
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| X | ||||||||||
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- Definition
Consulting agreement monthly payments No definition available.
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- Definition
Research and development costs No definition available.
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