Condensed Consolidated Balance Sheets - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash	$ 1,789,270	$ 1,194,363
Accounts receivable - net	930,955	879,502
Inventories	919,168	890,556
Prepaid expenses	371,848	395,918
Total current assets	4,011,241	3,360,339
Property and equipment:
Equipment	3,905,644	3,708,689
Leasehold improvements	2,478,385	2,319,445
Construction and equipment in progress	530,430	510,225
Gross property and equipment	6,914,459	6,538,359
Less accumulated depreciation and amortization	2,272,498	1,989,209
Net property and equipment	4,641,961	4,549,150
Deferred tax asset	3,104,904	3,104,904
Deferred contract cost	826,258	834,018
Goodwill	278,466	278,466
Operating lease right of use assets	5,667,679	6,088,101
Other assets including long-term portion of receivables - net	281,878	201,962
Total assets	18,812,387	18,416,940
Current liabilities:
Accounts payable and accrued expenses	482,585	878,099
Current portion of operating lease liability	393,473	412,005
Total current liabilities	876,058	1,290,104
Long-term obligations:
Term loan payable to Corbel	7,789,992	7,468,709
Warrant value	29,037	29,037
Convertible notes payable	591,167	574,479
Operating lease liabilities - net of short-term portion	5,488,876	5,863,615
Deferred contract income	826,258	834,018
Total long-term liabilities	14,725,330	14,769,858
Stockholders' equity:
Common stock - no par value (40,000,000 shares authorized, 22,215,512 issued and outstanding as of December 31, 2020 and as of September 30, 2021)	24,784,310	24,763,447
Accumulated deficit	(21,573,311)	(22,406,469)
Total stockholders' equity	3,210,999	2,356,978
Total liabilities and stockholders' equity	$ 18,812,387	$ 18,416,940