Current Developments and Liquidity (Details Narrative) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net loss attributable to International Isotopes Inc.	$ (171,548)us-gaap_NetIncomeLoss	$ (452,205)us-gaap_NetIncomeLoss
Net cash provided by (used in) operating activities	16,024	196,577
License and project costs	98,000us-gaap_LicenseCosts
Planning and development activities costs		$ 103,000us-gaap_ConstructionAndDevelopmentCosts

The aggregate costs related to construction and development services during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2)

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Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

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-Subparagraph (SX 210.5-03.2(e))

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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