v3.23.2

Note 3 - Discontinued Operations (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Notes Tables |
Disposal Groups, Including Discontinued Operations [Table Text Block] |
​ |  | Year ended December 31, |
​ |  | 2022 |  |  | 2021 |
Total revenues |  | $ | 1,771 |  |  | $ | 2,440 |
Cost of goods sold |  |  | 1,508 |  |  |  | 1,959 |
Selling, general and administrative expense |  |  | 9,744 |  |  |  | 16,670 |
Research and development expenses |  | ​ | 1,852 |  |  |  | 1,660 |
Loss from operations |  |  | 11,333 |  |  |  | 17,849 |
Interest expense |  | ​ | 37 |  |  |  | 98 |
Loss from discontinued operations before loss on disposal |  | $ | 11,370 |  |  | $ | 17,947 |
​ |  | ​ |  |  | ​ |
​ |  | December 31, 2022 |  |  | December 31, 2021 |
Cash and cash equivalents |  | $ | — |  |  | $ | — |
Accounts receivable, net |  |  | 309 |  |  |  | 160 |
Inventories |  |  | 1,178 |  |  |  | 1,111 |
Prepaid expenses and other current assets |  |  | 444 |  |  |  | 577 |
Total current assets of discontinued operations |  |  | 1,931 |  |  |  | 1,848 |
Property, plant and equipment, net |  |  | 10,261 |  |  |  | 11,021 |
Operating lease right-of-use assets |  |  | 3,499 |  |  |  | 4,031 |
Other assets |  |  | 176 |  |  |  | 196 |
Total non-current assets of discontinued operations |  |  | 13,936 |  |  |  | 15,248 |
Total assets of discontinued operations |  | $ | 15,867 |  |  | $ | 17,096 |
​ |  | ​ |  |  | ​ |
Accounts payable |  | $ | 784 |  |  | $ | 1,204 |
Accrued liabilities |  |  | 1,720 |  |  |  | 3,008 |
Operating lease liabilities, current portion |  |  | 1,601 |  |  |  | 886 |
Note payable, current portion |  |  | 400 |  |  |  | 463 |
Deferred revenue, current portion |  |  | 115 |  |  |  | 87 |
Total current liabilities of discontinued operations |  |  | 4,620 |  |  |  | 5,648 |
Operating lease liabilities, net of current portion |  |  | 2,959 |  |  |  | 3,649 |
Deferred revenue, net of current portion |  |  | 1,036 |  |  |  | 1,151 |
Total non-current liabilities of discontinued operations |  |  | 3,995 |  |  |  | 4,800 |
Total liabilities of discontinued operations |  |  | 8,615 |  |  |  | 10,448 |
Net assets of discontinued operations |  | $ | 7,252 |  |  | $ | 6,648 |
​ |  | Year Ended December 31, |
​ |  | 2022 |  |  |  | 2021 |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |
Depreciation and amortization |  | $ | 1,465 |  |  |  | $ | 1,537 |
Stock-based compensation |  |  | 250 |  |  |  |  | 779 |
Inventory impairment charge |  |  | 40 |  |  |  |  | 723 |
Non-cash interest expense related to debt financing |  |  | (37 | ) |  |  |  | (98 | )

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