Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Current assets
Cash and cash equivalents	$ 505,400	$ 828,039
Accounts receivable	799,736	820,370
Inventories	3,430,061	2,765,729
Prepaids and other current assets	1,243,384	315,042
Total current assets	5,978,581	4,729,180
Long-term assets
Restricted cash	632,765	622,428
Property, plant and equipment, net	1,902,911	1,906,182
Operating lease right-of-use asset	734,480
Goodwill	1,384,255	1,384,255
Patents and other intangibles, net	4,232,207	4,348,031
Total long-term assets	8,886,618	8,260,896
Total assets	14,865,199	12,990,076
Current liabilities
Accounts payable	3,931,739	2,285,165
Accrued liabilities	1,090,500	939,918
Current portion of unearned revenue	1,582,562	3,783,541
Current portion of operating lease right-of-use liability	100,920
Current portion of related party notes payable	120,000	180,000
Current installments of notes payable	1,729,545	7,956
Total current liabilities	8,555,266	7,196,580
Long-term liabilities
Obligation for lease disposal costs	536,652	507,968
Unearned revenue, net of current portion	7,500	7,500
Related party notes payable, net of current portion and debt discount	466,472	446,356
Notes payable, net of current portion	14,457	20,786
Operating lease right-of-use liability, net of current portion	633,560
Mandatorily redeemable convertible preferred stock	4,753,003	4,656,752
Total long-term liabilities	6,411,644	5,639,362
Total liabilities	14,966,910	12,835,942
Stockholders' Equity
Common stock	4,198,054	4,131,683
Additional paid-in capital	121,147,735	120,805,997
Accumulated deficit	(127,514,110)	(126,541,421)
Deficit attributable to International Isotopes Inc. stockholders	(2,168,321)	(1,603,741)
Equity attributable to noncontrolling interest	2,066,610	1,757,875
Total (deficit) equity	(101,711)	154,134
Total liabilities and stockholders' (deficit) equity	$ 14,865,199	$ 12,990,076