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v3.23.1

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Cash flows from operating activities: |  |
Net loss | $ (5,867) | $ (5,582)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation | 572 | 777
Depreciation and amortization | 122 | 106
Net noncash lease expense | 15 | 13
Inventory reserve charge | 75 |
Changes in operating assets and liabilities: |  |
Accounts receivable, net | 188 | 75
Inventories | (51) | 399
Prepaid expenses and other current assets | 303 | 252
Accounts payable | (128) | 692
Accrued expenses and other current liabilities | (1,072) | (1,497)
Operating lease liabilities | (17) | (15)
Net cash used in operating activities | (5,860) | (4,780)
Cash flows from investing activities: |  |
Net cash provided by investing activities |  |
Cash flows from financing activities: |  |
Net cash provided by financing activities |  |
Effect of changes in exchange rates on cash and cash equivalents | 56 | (27)
Net decrease in cash and cash equivalents and restricted cash | (5,804) | (4,807)
Cash and cash equivalents and restricted cash – beginning of period | 17,962 | 34,689
Cash and cash equivalents and restricted cash – end of period | 12,158 | 29,882
Supplemental cash flows disclosures: |  |
Proceeds from sale of state net operating losses | 211 |
Interest paid | $ 2 | $ 2

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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