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v3.22.4

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Cash flows from operating activities: |  |
Net loss | $ (15,233) | $ (19,412)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation | 5,198 | 6,084
Depreciation and amortization | 4,657 | 3,648
Reversal of uncertain tax positions | (2,171) | (2)
Deferred income tax expense (benefit) | 428 | (768)
Amortization of acquired intangible assets | 90 | 1,118
Other | 8 | 10
Changes in operating assets and liabilities: |  |
Accounts receivable, net | (1,339) | (4,036)
Inventories | (291) | 976
Prepaid expenses and other current and long-term assets, net | 1,535 | (46)
Accounts payable | 486 | 1,282
Accrued current and long-term liabilities | (6,688) | 1,537
Income taxes payable | 486 | 452
Net cash used in operating activities | (12,834) | (9,157)
Cash flows from investing activities: |  |
Purchases of property and equipment | (1,592) | (3,475)
Purchases of licensed technology | (1,415) | 0
Proceeds from sales and maturities of marketable securities | 0 | 250
Net cash used in investing activities | (3,007) | (3,225)
Cash flows from financing activities: |  |
Net proceeds from issuance of equity interest to non-controlling interest | 10,738 | 0
Payments on asset financings | (1,457) | (1,195)
Net proceeds from issuance of equity interest to certain entities owned by employees | 1,407 | 12,329
Proceeds from issuances of common stock under employee equity incentive plans | 387 | 1,282
Net proceeds from issuance of equity interest to redeemable non-controlling interest | 0 | 29,976
Net proceeds from "at the market" equity offering | 0 | 320
Net cash provided by financing activities | 11,075 | 42,712
Net increase (decrease) in cash and cash equivalents | (4,766) | 30,330
Cash and cash equivalents, beginning of period | 61,587 | 31,257
Cash and cash equivalents, end of period | 56,821 | 61,587
Supplemental disclosure of cash flow information: |  |
Cash paid during the year for interest | 196 | 162
Cash paid for income taxes, net of refunds received | 188 | 376
Non-cash investing and financing activities: |  |
Acquisitions of property and equipment and other assets under extended payment terms | $ 1,674 | $ 1,229

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