Condensed Consolidated Balance Sheets - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash	$ 900,289	$ 1,263,513
Accounts receivable - net	1,032,298	904,474
Inventories	994,611	994,085
Prepaid expenses	450,606	415,309
Total current assets	3,377,804	3,577,381
Property and equipment:
Equipment	4,321,336	4,216,246
Leasehold improvements	3,113,898	3,065,644
Construction and equipment in progress	261,196	235,051
Property and equipment gross	7,696,430	7,516,941
Less accumulated depreciation and amortization	2,592,367	2,366,927
Net property and equipment	5,104,063	5,150,014
Deferred tax asset	3,294,319	3,232,406
Deferred contract cost	864,590	810,044
Goodwill	278,466	278,466
Operating lease right of use assets	6,002,700	6,003,044
Other assets including long-term portion of receivables - net	398,497	324,402
Total assets	19,320,439	19,375,757
Current liabilities:
Accounts payable and accrued expenses	739,858	919,157
Current portion of operating lease liability	685,306	656,146
Current portion of Corbel loan payable	166,665	0
Total current liabilities	1,591,829	1,575,303
Long-term obligations:
Term loan payable to Corbel - net of current portion	7,949,523	7,898,941
Corbel warrant value	29,037	29,037
Convertible notes payable	610,046	597,229
Operating lease liabilities - net of current portion	5,551,696	5,570,639
Deferred contract income	864,590	810,044
Total long-term liabilities	15,004,892	14,905,890
Stockholders' equity:
Common stock - no par value (40,000,000 shares authorized, 22,215,512 issued and outstanding as of December 31, 2021 and as of June 30, 2022)	24,807,679	24,791,568
Accumulated deficit	(22,083,961)	(21,897,004)
Total stockholders' equity	2,723,718	2,894,564
Total liabilities and stockholders' equity	$ 19,320,439	$ 19,375,757