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v3.22.4

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
OPERATING ACTIVITIES |  |
Net loss | $ (1,442) | $ 54
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |
Depreciation | 352 | 584
Amortization | 88 | 157
Loss on sale of equipment | 0 | 54
Non-cash interest income on held-to-maturity securities | (5) | 0
Provision for doubtful accounts, net of recoveries | (106) | (619)
Deferred income taxes | 38 | 5
Stock-based compensation, net of forfeitures | 224 | 82
Changes in operating assets and liabilities: |  |
Accounts receivable | (4,448) | 3,794
Inventories | (45) | (252)
Prepaid expenses, other current assets and other non-current assets | (314) | 634
Accounts payable | 1,159 | (772)
Accrued liabilities and other non-current liabilities | 360 | (1,404)
Net cash (used in) provided by operating activities | (4,139) | 761
INVESTING ACTIVITIES |  |
Purchases of equipment and patents | (206) | (84)
Purchases of debt securities | (9,777) | 0
Maturities of debt securities | 500 | 0
Net cash used in investing activities | (9,483) | (84)
FINANCING ACTIVITIES |  |
Proceeds from sale of common stock issued in connection with private placement | 0 | 25,812
Costs related to sale of common stock issued in connection with private placement | 0 | (1,783)
Taxes paid on behalf of equity award participants | (17) | (52)
Net cash (used in) provided by financing activities | (17) | 23,977
Effect of exchange rate fluctuations on cash | (87) | (206)
Net (decrease) increase in cash, cash equivalents and restricted cash | (13,726) | 24,448
Cash, cash equivalents and restricted cash at beginning of period | 37,054 | 12,606
Cash, cash equivalents and restricted cash at end of period | 23,328 | 37,054
Supplemental Cash Flow Information: |  |
Cash income taxes paid (received), net | 14 | (51)
Paycheck Protection Program CARES Act [Member] |  |
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |
Gain of forgiveness on Paycheck Protection Plan Loan | $ 0 | $ (1,556)

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