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Current Developments and Liquidity (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Net loss attributable to International Isotopes Inc. $ (602,195) $ (445,427) $ (1,388,463) $ (819,945)
Net cash (used in) provided by operating activities     $ (759,737) $ 128,522