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v3.20.2

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2020 | Sep. 30, 2019
Cash flows from operating activities: |  |
Net loss | $ (20,090) | $ (4,621)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation | 5,915 | 4,852
Depreciation and amortization | 2,754 | 2,824
Amortization of acquired intangible assets | 1,122 | 1,130
Reversal of uncertain tax positions | (10) | (31)
Accretion on short-term marketable securities | (6) | (77)
Deferred income tax benefit | 4 | 0
Gain on sale of marketable securities | (4) | 0
Gain on sale of patents | 0 | (3,905)
Inventory step-up and backlog amortization | 0 | 12
Changes in operating assets and liabilities, net of acquisition: |  |
Accounts receivable, net | 5,498 | (1,875)
Inventories | 1,506 | (191)
Prepaid expenses and other current and long-term assets, net | 2,025 | 1,525
Accounts payable | (162) | 189
Accrued current and long-term liabilities | (1,742) | (2,877)
Income taxes payable | (41) | 93
Net cash used in operating activities | (3,231) | (2,952)
Cash flows from investing activities: |  |
Proceeds from sales and maturities of short-term marketable securities | 7,748 | 8,150
Purchases of property and equipment | (2,376) | (2,232)
Purchases of short-term marketable securities | (1,500) | (8,679)
Purchases of licensed technology | (152) | (521)
Proceeds from sale of patents | 0 | 4,250
Payment associated with sale of patents | 0 | (345)
Net cash provided by investing activities | 3,720 | 623
Cash flows from financing activities: |  |
Proceeds from line of credit | 3,954 | 0
Net proceeds from "at the market" equity offering | 3,641 |
Proceeds from Paycheck Protection Program loan | 796 |
Payments on asset financings | (675) | (589)
Proceeds from issuance of common stock under employee equity incentive plans | 600 | 570
Net cash provided by (used in) financing activities | 8,316 | (19)
Net increase (decrease) in cash and cash equivalents | 8,805 | (2,348)
Cash and cash equivalents, beginning of period | 7,257 | 17,944
Cash and cash equivalents, end of period | 16,062 | 15,596
Supplemental disclosure of cash flow information: |  |
Cash paid for income taxes, net of refunds received | 280 | 509
Cash paid during the period for interest | 172 | 110
Non-cash investing and financing activities: |  |
Acquisitions of property and equipment and other assets under extended payment terms | $ 1,392 | $ 0

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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of cash inflow from debt classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. + References No definition available. + Details
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- Definition Amount of cash inflow from the sale of other assets recognized in investing activities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition Amount of cash outflow for the payment of debt classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + 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 http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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