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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cash Flows from operating activities: |  |  |
Net Income (loss) | $ (29,255) | $ (24,094) | $ (28,907)
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |  |
Depreciation of property, plant & equipment | 446 | 513 | 988
Amortization of intangible assets | 156 | 481 | 604
Write-off loss / (gain) | 1,333 | (0) | (0)
Impairment charge |  |  | 7,000
Debt conversion expense | 827 | 325 |
Interest and amortization of debt discount | 168 | 1,057 | 458
Loss / (gain) on derivative liability |  |  | (44)
Stock-based compensation | 744 | 3,783 | 393
Bad debt expense | 4 | 18 | 24
Inventory obsolescence impairment | 554 | (0) | 457
Increase (decrease) in defined benefit pension liability, net of unrealized gains and losses | 13 | (570) | 66
Income tax expense / (recovery) net of cash paid | (3,268) | (131) | 9
Other non cash expenses /(income) |  |  |
Expenses settled in equity | 85 | 146 | 14
Loss on disposal of a business | 15,026 |  |
Unrealized gains related to available-for-sale debt securities recorded in the income statement after acquisition of arago |  | (5,553) |
Unrealized and non cash foreign currency transactions | 1,378 | 172 | 800
Other |  | 300 | 455
Changes in operating assets and liabilities, net of effects of businesses acquired |  |  |
Decrease (increase) in accounts receivables | 227 | 207 | 870
Decrease (increase) in inventories | (5,354) | (236) | 313
Decrease (increase) in other current assets, net | (621) | 737 | 46
Decrease (increase) in deferred research & development tax credits, net | 154 | 464 | 1,176
Decrease (increase) in other noncurrent assets, net | 8 | 1,805 | 53
Increase (decrease) in accounts payable | 137 | 2,061 | 2,386
Increase (decrease) in deferred revenue, current | (34) | (723) | 213
Increase (decrease) in income taxes payable | 45 | 8 | (8)
Increase (decrease) in other current liabilities | 210 | (2,370) | (199)
Increase (decrease) in deferred revenue, noncurrent | (77) | 81 | 9
Increase (decrease) in other noncurrent liabilities | (50) | (272) | 326
Net cash provided by (used in) operating activities | (17,144) | (21,791) | (12,550)
Cash Flows from investing activities: |  |  |
Sale / (acquisition) of equity securities |  | (476) |
Sale / (acquisition) of property, plant and equipment | (303) | (36) | (52)
Sale of a business, net of cash and cash equivalents divested | (181) |  |
Acquisition of a business, net of cash and cash equivalents acquired |  | (2,013) | (3,845)
Net cash provided by (used in) investing activities | (484) | (2,525) | (3,897)
Cash Flows from financing activities: |  |  |
Proceeds from options exercises | 16 | 4 | 68
Proceeds from issuance of Common Stock |  | 226 | 2,194
Proceeds from convertible loan issuance | 4,820 | 44,362 | 22,053
Proceeds from debt | 2,000 |  | 646
Repayments of debt | (2,246) | (5,276) | (2,344)
Payments of debt issue costs | (303) | (2,341) |
Repurchase of treasury shares | (102) |  | (1,135)
Net cash provided by (used in) financing activities | 4,185 | 36,975 | 21,482
Effect of exchange rate changes on cash and cash equivalents | (102) | (63) | 82
Cash and cash equivalents and restricted cash |  |  |
Net increase (decrease) during the period | (13,545) | 12,596 | 5,117
Balance, beginning of period | 34,359 | 21,763 | 16,646
Balance, end of period | 20,814 | 34,359 | 21,763
Reconciliation to balance sheet |  |  |
Cash and cash equivalents | 20,706 | 34,201 | 19,650
Restricted cash, current | 108 | 110 | 2,113
Cash and cash equivalents from discontinued operations |  | 48 |
Supplemental cash flow information |  |  |
Cash paid for interest, net of amounts capitalized | 53 | 490 | 250
Cash paid for incomes taxes | 6 |  | 46
Noncash conversion of convertible loans into common stock | 13,800 | 43,704 | 12,946
Restricted cash received for share subscription in progress |  |  | 1
ROU assets obtained from operating lease | $ 29 | $ 2,375 | $ 544

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- Definition Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=126999549&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(2) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
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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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- Definition The gross value of stock issued during the period upon the conversion of convertible securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- References No definition available. + Details
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- Definition Cash and Cash Equivalents and Restricted Cash + References No definition available. + Details
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- Definition Increase/(Decrease) in deferred revenue, current + References No definition available. + Details
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- Definition Increase/(Decrease) in deferred revenue, noncurrent + References No definition available. + Details
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- Definition Amount of cash outflow associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities. + References No definition available. + Details
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