Condensed Consolidated Balance Sheets (Unaudited) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 534,578	$ 546,143
Accounts receivable	877,969	861,790
Inventories	1,578,686	1,284,561
Prepaids and other current assets	669,528	751,417
Total current assets	3,660,761	3,443,911
Long-term assets
Restricted certificate of deposit	203,531	203,177
Property, plant and equipment, net	2,537,115	2,323,262
Capitalized lease disposal costs, net	93,274	102,499
Investments	1,371,550	1,393,866
Patents and other intangibles, net	4,510,595	4,575,190
Total long-term assets	8,716,065	8,597,994
Total assets	12,376,826	12,041,905
Current liabilities
Accounts payable	748,027	1,328,631
Accrued liabilities	666,579	465,020
Current installments of notes payable	205,740	100,000
Total current liabilities	1,620,346	1,893,651
Long-term liabilities
Convertible debt	3,777,367	2,711,235
Obligation for lease disposal costs	555,264	523,238
Notes payable	305,955	0
Mandatorily redeemable convertible preferred stock	850,000	850,000
Total long-term liabilities	5,488,586	4,084,473
Total liabilities	7,108,932	5,978,124
Stockholders' Equity
Common stock	3,692,262	3,602,597
Additional paid-in capital	117,236,258	116,604,260
Accumulated deficit	(115,727,511)	(114,235,302)
Equity attributable to International Isotopes Inc. stockholders	5,201,009	5,971,555
Equity attributable to noncontrolling interest	66,885	92,226
Total equity	5,267,894	6,063,781
Total liabilities and stockholders' equity	$ 12,376,826	$ 12,041,905