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v3.22.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
OPERATING ACTIVITIES |  |
Net income (loss) | $ 54 | $ (4,278)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |
Depreciation | 584 | 663
Amortization | 157 | 185
Loss (gain) on sale of equipment | 54 | (5)
Provision for doubtful accounts, net of recoveries | (619) | (1,026)
Deferred income taxes | 5 | (38)
Stock-based compensation, net of forfeitures | 82 | 290
Intangible assets abandonment | 0 | 197
Changes in operating assets and liabilities: |  |
Accounts receivable | 3,794 | 1,095
Inventories | (252) | 171
Prepaid expenses, other current assets and other non-current assets | 634 | (161)
Accounts payable | (772) | 198
Accrued liabilities and other non-current liabilities | (1,404) | 2
Net cash provided by (used in) operating activities | 761 | (2,707)
INVESTING ACTIVITIES |  |
Purchases of equipment and patents | (84) | (247)
Net cash used in investing activities | (84) | (247)
FINANCING ACTIVITIES |  |
Proceeds from sale of common stock issued in connection with private placement | 25,812 | 0
Costs related to sale of common stock issued in connection with private placement | (1,783) | 0
Proceeds from option exercises | 0 | 296
Taxes paid on behalf of equity award participants | (52) | (570)
Net cash provided by financing activities | 23,977 | 1,282
Effect of exchange rate fluctuations on cash | (206) | 777
Net increase (decrease) in cash, cash equivalents and restricted cash | 24,448 | (895)
Cash, cash equivalents and restricted cash at beginning of period | 12,606 | 13,501
Cash, cash equivalents and restricted cash at end of period | 37,054 | 12,606
Supplemental Cash Flow Information: |  |
Cash income taxes paid (received), net | (51) | 95
Paycheck Protection Program CARES Act [Member] |  |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |
Gain of forgiveness on Paycheck Protection Plan Loan | (1,556) | 0
FINANCING ACTIVITIES |  |
Proceeds from borrowings | $ 0 | $ 1,556

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