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v3.23.1

UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Cash flows from operating activities: |  |
Net loss | $ (832) | $ (1,967)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |
Depreciation and amortization expense | 221 | 794
Amortization of right-of-use assets | 129 | 154
Share-based compensation expense | 23 | 36
Change of inventory to net realizable value | 23 | 0
Gain from disposal of assets | (8) | 0
Changes in operating assets and liabilities: |  |
Receivables | 62 | (86)
Legal settlement receivable | 55,000 | 0
Inventories | 365 | 525
Prepaid expenses and other assets | 4,176 | 651
Accounts payable | 536 | (1,263)
Accrued liabilities | (551) | 286
Income taxes receivable | 1,293 | (5)
Deferred product revenue | 8 | (8)
Operating lease liabilities | (124) | (160)
Net cash provided by (used in) operating activities | 60,321 | (1,043)
Cash flows from investing activities: |  |
Purchase of property and equipment | (27) | (8)
Purchase of intangibles | (42) | (70)
Capitalized patent defense costs | 0 | (189)
Proceeds from maturities and sales of marketable securities | 0 | 2,042
Net cash provided by (used in) investing activities | (69) | 1,775
Cash flows from financing activities: |  |
Net proceeds from equity-based compensation programs | 0 | 2
Principal payments of debt | (2,225) | (370)
Net cash used in financing activities | (2,225) | (368)
Effect of exchange rate changes on cash and cash equivalents | 4 | (13)
Net increase in cash and cash equivalents | 58,031 | 351
Cash and cash equivalents at the beginning of the period | 986 | 1,071
Cash and cash equivalents at the end of the period | 59,017 | 1,422
Supplemental cash flow activities: |  |
Cash paid for income taxes | 18 | 26
Cash paid for interest | $ 231 | $ 51

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