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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Operating Activities |  |  |  |
Net (loss) | $ (3,922) | $ (2,907) | $ (22,268) | $ (13,290)
Adjustments to reconcile net loss to net cash: (used in) provided by operating activities |  |  |  |
Depreciation | 273 | 180 | 872 | 561
Allowance for doubtful accounts |  | 191 | 194 | 158
Inventories impairment | 234 |  | 1,689 | 0
Non-cash lease expense | 39 | 26 | (26) | 102
Inventory casualty losses |  |  |  | 1,376
Deferred income tax expense | 29 |  | (72) | 1,200
Share-based compensation |  | 87 | 14,061 | 644
Non-cash PIK interest |  | 21 | 30 | 83
(Gain) on sale of equipment |  | (17) | (18) |
Loss on financing transaction | 876 |  | 4,043 |
Change in fair value of warrants liabilities | (29) |  | (195) |
Loss (gain) in fair value of convertible notes | 475 | (287) | (970) |
Increase (decrease) in cash resulting from changes in: |  |  |  |
Trade accounts receivable | 1,763 | 554 | (928) | (211)
Deferred transaction costs | (483) | (1,633) | (1,098) |
Inventories | 464 | (89) | 372 | 284
Other current assets | 107 | 1,254 | 1,144 | 1,306
Other noncurrent assets |  |  |  | (1)
Trade accounts payable | 1,583 | 1,765 | (14) | 461
Income taxes payable | 1,565 | 9 | 480 | 511
Income taxes receivable | 3 | (39) | 1 | 1,645
Contract liability | (1,028) | (66) | 1,657 | 212
Other current liabilities | (18) | (59) | (110) | (14)
Right of use liabilities | (36) | (24) | (163) | (105)
Accrued expenses | (1,286) | 475 | (3,343) | 1,897
Other liabilities |  |  | 111 | 11
Net cash (used in) provided by operating activities | 492 | (418) | (4,551) | (3,170)
Investing Activities |  |  |  |
Capital expenditures | (571) | (537) | (1,542) | (1,600)
Proceeds from sale of equipment |  | 30 | 30 |
Net cash used in investing activities | (571) | (507) | (1,512) | (1,600)
Financing Activities |  |  |  |
Repayments of line of credit |  |  | (900) |
Proceeds from stockholder promissory notes |  |  |  | 200
Repayments on stockholder promissory notes |  |  | (100) | (100)
Proceeds from convertible notes |  | 150 | 1,806 | 950
Proceeds from financing transaction |  |  | 4,481 |
Merger recapitalization |  |  | (2,344) |
Net cash (used in) provided by financing activities | (585) | 350 | 6,564 | 2,050
Net decrease in cash and cash equivalents | (664) | (575) | 501 | (2,720)
Cash and cash equivalents, beginning of period | 1,155 | 654 | 654 | 3,374
Cash and cash equivalents, end of the period | 491 | 79 | 1,155 | 654
Supplemental cash flow information |  |  |  |
Interest paid | 4 |  | 52 | 29
Income taxes paid |  | 27 | 6 | 33
Non-cash investing and financing transactions |  |  |  |
Conversion of stockholder promissory note and accrued interests into common stock |  |  | 18,501 |
Conversion of convertible notes and accrued interest into common stock | 4,475 |  | 2,054 |
Conversion of related party promissory note into convertible notes |  |  | 1,000 |
Transfer of inducement shares in financing transaction | 876 |  | 4,641 |
Legacy SMAP |  |  |  |
Non-cash investing and financing transactions |  |  |  |
Conversion of related party promissory note into convertible notes |  |  | 1,324 |
Related Party |  |  |  |
Financing Activities |  |  |  |
Borrowings from related party promissory note |  |  | 575 | 1,000
Legacy SMAP |  |  |  |
Financing Activities |  |  |  |
Borrowings from related party promissory note |  |  | 1,524 |
First Insurance Funding |  |  |  |
Financing Activities |  |  |  |
Borrowings under line of credit |  |  | 647 |
Repayments of line of credit | $ (385) |  | (25) |
Wells Fargo |  |  |  |
Financing Activities |  |  |  |
Borrowings under line of credit |  |  |  | 1,400
Repayments of line of credit |  |  |  | $ (1,400)
B1 Bank |  |  |  |
Financing Activities |  |  |  |
Borrowings under line of credit |  | $ 300 | 900 |
Repayments of line of credit |  |  | $ (900) |

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