| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 |
|---|---|---|---|---|---|---|
Cash Flow From Operating Activities | ||||||
Cash flow from operating activities | ||||||
Loss from continuing operations | ||||||
-4,797 | -9,689 | - | - | - | - | - |
Net income (loss) | ||||||
- | - | -9,329 | -14,763 | -23,912 | -32,582 | -8,286 |
Adjustments to reconcile net income (loss) to net cash used in operating activities: | ||||||
Depreciation expense | ||||||
102 | 105 | 578 | 1,435 | 1,652 | 1,839 | 1,706 |
Non-cash lease expense | ||||||
363 | - | - | - | - | - | - |
Amortization of intangible assets | ||||||
5 | 4 | 536 | 501 | 501 | 501 | 501 |
Amortization of lease incentive for tenant improvements | ||||||
- | - | 20 | 20 | 20 | 20 | 20 |
Non-cash interest income | ||||||
443 | 86 | - | - | - | - | - |
Non-cash interest expense | ||||||
- | 956 | - | - | - | - | - |
Impairment of property and equipment | ||||||
- | - | 0 | 852 | 0 | - | - |
Non-cash interest expense | ||||||
- | - | 821 | 2,904 | 2,194 | 1,849 | 431 |
Non-cash issuance of stock to settle litigation | ||||||
- | - | 0 | -794 | 0 | - | - |
Loss on extinguishment of debt | ||||||
- | -339 | 0 | -661 | 2,171 | -2,194 | - |
Stock based compensation | ||||||
2 | 42 | 219 | 273 | 911 | 10,217 | 555 |
Change in fair value of derivative liabilities | ||||||
- | - | - | - | 7,605 | - | - |
Change in fair value of derivative liabilities | ||||||
1,303 | 7,005 | 3,118 | 2,476 | - | -251 | 3,970 |
Loss on extinguishment of derivative liabilities | ||||||
- | -1,252 | 0 | 1 | -1,263 | 0 | - |
Loss on disposal of equipment | ||||||
- | - | -1 | 27 | 21 | -305 | -81 |
Provision for inventory reserve | ||||||
- | - | 4,550 | 1,161 | 1,333 | 2,630 | 1,293 |
Offering costs | ||||||
- | - | 131 | 571 | - | - | - |
Goodwill impairment | ||||||
- | 6,163 | - | - | - | - | - |
Offering costs | ||||||
- | - | - | - | 821 | - | - |
Bad debt expense | ||||||
-3 | - | 41 | 0 | -27 | 65 | 5 |
Offering costs | ||||||
- | - | - | - | - | 2,026 | - |
Changes in operating assets and liabilities: | ||||||
Trade accounts receivable | ||||||
-131 | 139 | - | - | - | - | - |
Trade accounts receivable | ||||||
- | - | -339 | -1,040 | 120 | -239 | -1,194 |
Prepaid expenses and other current assets | ||||||
-19 | -19 | -48 | 3 | 74 | -2,775 | 4,220 |
Inventories | ||||||
-37 | 8 | -287 | -749 | -1,357 | 3,438 | 2,551 |
Other long-term assets | ||||||
- | - | - | - | - | - | -3 |
Accounts payable and accrued liabilities | ||||||
216 | -1,281 | 196 | -861 | -395 | -3,413 | 3,289 |
Payments on operating lease liability | ||||||
764 | - | - | - | - | - | - |
Net cash used in operating activities - continuing operations | ||||||
-6,435 | -9,328 | - | - | - | - | -9,949 |
Cash loss on sale - discontinued operations | ||||||
- | 695 | - | - | - | - | - |
Net cash provided by operating activities - discontinued operations | ||||||
- | 675 | - | - | - | - | - |
Net cash used in operating activities | ||||||
-6,435 | -9,348 | -4,680 | -7,170 | -9,063 | -14,522 | - |
Cash Flows From Investing Activities | ||||||
Cash flows from investing activities | ||||||
Purchase of property and equipment | ||||||
147 | 11 | 1,186 | 671 | 695 | 2,172 | 2,332 |
Proceeds from notes receivable, net of imputed interest | ||||||
1,528 | - | - | - | - | - | - |
Proceeds from sale of property and equipment | ||||||
- | - | 49 | 54 | 37 | 43 | 37 |
Purchase of intangible asset | ||||||
- | 50 | - | - | - | - | - |
Proceeds from maturities of marketable securities | ||||||
- | - | - | - | - | - | 2,680 |
Net cash provided by (used in) investing activities - continuing operations | ||||||
1,381 | -61 | - | - | - | - | 253 |
Net cash used in investing activities - discontinued operations | ||||||
- | -84 | - | - | - | - | - |
Decrease in restricted cash | ||||||
- | - | - | - | - | -392 | 132 |
Net cash provided by investing activities | ||||||
1,381 | -145 | -1,137 | -617 | -658 | -1,737 | - |
Cash Flows From Financing Activities | ||||||
Proceeds from issuance of preferred stock | ||||||
- | 6,749 | 0 | 3,622 | 0 | - | - |
Cash flows from financing activities | ||||||
Proceeds from issuance of units, net of issuance costs | ||||||
- | - | - | - | - | 11,320 | - |
Proceeds from issuance of warrant derivative liabilities | ||||||
- | 7,577 | 679 | 5,246 | 0 | 0 | 2,878 |
Proceeds from issuance of common stock, net of issuance costs | ||||||
1,451 | - | - | 2,540 | 4,337 | 15,369 | - |
Proceeds from exercise of warrants, net of fees | ||||||
103 | 1,652 | 0 | 447 | 5,863 | - | - |
Capital raise costs | ||||||
157 | - | - | - | - | - | - |
Proceeds from exercise of stock options | ||||||
- | - | - | - | - | - | 77 |
Proceeds from issuance of preferred stock | ||||||
- | - | - | - | - | - | 8,852 |
Proceeds from line of credit | ||||||
- | - | - | - | - | - | 10,940 |
Payments on line of credit | ||||||
- | - | - | - | - | - | 13,513 |
Payments on long-term debt | ||||||
- | - | - | - | 2,949 | 19,000 | - |
Payments on debt | ||||||
3 | - | 6,816 | 6,630 | - | - | - |
Payments for capital lease | ||||||
- | - | 0 | 13 | 0 | - | - |
Deferred costs paid for debt | ||||||
- | - | 50 | 267 | 60 | - | - |
Proceeds from issuance of debt | ||||||
- | 705 | 2,500 | 0 | - | - | - |
Payments on debt extinguishment | ||||||
- | 2,282 | 0 | 1,728 | 4,112 | 810 | - |
Net cash provided by (used in) financing activities - continuing operations | ||||||
1,394 | 14,401 | - | - | - | - | 9,234 |
Proceeds from issuance of long-term debt | ||||||
- | - | - | - | - | 26,800 | - |
Payment of deferred financing costs | ||||||
- | - | - | - | - | 1,452 | - |
Deferred cost paid for debt | ||||||
- | - | 50 | 267 | 60 | - | - |
Purchase of treasury stock | ||||||
- | - | - | - | 120 | 0 | - |
Net cash provided by financing activities | ||||||
1,394 | 14,401 | -559 | 3,217 | 2,959 | 32,227 | - |
Net increase (decrease) in cash and cash equivalents | ||||||
-3,660 | 4,908 | - | - | - | - | - |
Net increase (decrease) in cash and cash equivalents | ||||||
- | - | -6,376 | -4,570 | -6,762 | 15,968 | -462 |
Noncash Investing and Financing Activities | ||||||
Derivative liability reduced with exercise of warrants | ||||||
- | - | 0 | 274 | 0 | - | - |
Payment of debt with common stock | ||||||
- | - | - | - | - | 161,456 | - |
Payment of debt with common stock | ||||||
- | - | 0 | 0 | 0 | - | - |
Extinguishment of derivative liabilities through exercise of warrants | ||||||
44 | 565 | - | - | - | - | - |
Issuance of debt for equipment | ||||||
21 | - | - | - | - | - | - |
Change in par value due to conversion of preferred stock to common stock | ||||||
11 | - | - | - | - | - | - |
Right-of-use assets and assumption of operating lease liability | ||||||
2,704 | - | - | - | - | - | - |
Debt discount for Riverside note - beneficial conversion feature (BCF) and warrants | ||||||
- | - | 0 | 1,138 | - | - | - |
Stock and derivative liabilities issued with long-term debt | ||||||
- | - | - | - | - | 3,477 | - |
Debt converted to common stock | ||||||
- | - | - | - | - | 1,500 | - |
Issuance of common stock in exchange for reduction in debt | ||||||
- | - | - | - | 19,772 | 0 | - |
Reclassification of derivative liability | ||||||
- | - | - | - | 4,229 | 5 | - |
Derivative liabilities issued with preferred stock | ||||||
- | - | - | - | - | - | 871 |
Capital lease for property and equipment | ||||||
- | - | 0 | 60 | 0 | - | - |
Debt discount for Riverside not - beneficial conversion feature and (BCF) warrants | ||||||
- | - | - | - | 0 | - | - |
Notes payable and accrued interest converted to common stock | ||||||
- | - | 0 | 2,679 | 202 | - | - |
Debt exchange | ||||||
- | 2,265 | 0 | 3,000 | 0 | - | - |
Payment of debt with common stock | ||||||
- | 1,453 | - | - | - | - | - |
Warrants issued in association with debt | ||||||
- | 98 | - | - | - | - | - |
Issuance of treasury stock upon conversion of RSUs to common stock | ||||||
- | - | - | - | 120 | - | - |
Derivative liabilities recorded as a debt discount | ||||||
- | - | - | - | 382 | - | - |
Deemed dividend on convertible preferred stock | ||||||
- | - | - | 6,278 | 0 | - | - |
Debt discount from warrants issued with debt | ||||||
- | - | 189 | 0 | - | - | - |
Issuance of treasury stock upon conversion of RSUs to common stock | ||||||
- | - | - | - | - | 0 | - |
Derivative liabilities recorded as a debt discount | ||||||
- | - | - | - | - | 0 | - |
Supplemental Cash Flow Information | ||||||
Cash paid for interest | ||||||
4 | 426 | 442 | 1,606 | 2,379 | - | - |
Cash paid for interest | ||||||
- | - | - | - | - | 1,731 | 1,403 |