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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Current assets:    
Cash $ 657 $ 957
Trade accounts receivable, less allowance for doubtful accounts of $60 for December 31, 2021, and $9 for 2020 3,937 2,932
Inventories, net 6,095 4,340
Prepaid expenses and other current assets 910 606
Total current assets 11,599 8,835
Equipment and leasehold improvements, net 4,712 2,868
Operating leases, right of use 12,075 1,827
Other assets, net 8 10
 Total Current Assets 28,394 13,540
Current liabilities:    
Line of credit, bank 500
Line of credit, related party 1,351 2,155
Current portion of long-term debt, related party 500
Current portion of finance lease obligations 105 177
Current portion of operating lease obligations 1,983 431
Accounts payable 3,566 2,126
Current portion of deferred revenue 783 411
Accrued expenses 946 484
Total current liabilities 8,734 6,784
Long-term portion of finance lease obligations 6 110
Long-term portion of operating lease obligations 10,306 1,651
Long-term debt, related party 1,000
Long-term convertible loan, related party 1,097
PPP Loan (SBA) 952
Long-term portion of deferred revenue 661
Asset retirement obligations 222 214
Total long-term liabilities 12,195 4,024
Contingent liabilities
Stockholders’ equity:    
Preferred stock, $.01 par value, 24,088 shares authorized, and no shares issued and outstanding
Common stock, $.01 par value, 55,000,000 shares authorized; 48,893,573 and 38,221,292 shares issued and outstanding on December 31, 2021 and December 31, 2020, respectively 489 382
Additional paid-in capital 104,423 102,117
Accumulated deficit (97,447) (99,767)
Total stockholders’ equity 7,465 2,732
Total liabilities and shareholder’s equity $ 28,394 $ 13,540