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v3.21.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Cash flows from operating activities: |  |
Net loss | $ (6,149) | $ (7,475)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |
Depreciation | 2,157 | 1,769
Amortization | 1,560 | 1,392
Reduction in carrying amount of right-of-use assets | 808 | 706
Provision for (recoveries of) losses on accounts receivable | (71) | 67
Stock-based compensation | 8,054 | 3,763
Deferred income taxes | (11) | 0
Gain on disposal of assets | 0 | (1)
Changes in operating assets and liabilities: |  |
Accounts receivable, net | 121 | (53)
Inventory | (4,405) | (3,572)
Prepaid expenses and other current assets | 2,183 | 923
Other assets | (428) | (1,488)
Accounts payable | 1,437 | 4,582
Accrued and other long-term liabilities | (736) | (2,247)
Deferred revenues | 64 | 1,312
Lease liabilities | (690) | (705)
Non-current income taxes payable | 221 | (52)
Net cash provided by (used in) operating activities | 4,115 | (1,079)
Cash flows from investing activities: |  |
Acquisition of business, net of cash acquired | (291) | 0
Purchases of property, plant and equipment | (3,134) | (15,185)
Capitalization of patents | (80) | (320)
Proceeds from sale of assets | 0 | 41
Net cash used in investing activities | (3,505) | (15,464)
Cash flows from financing activities: |  |
Proceeds from public offerings, net of offering costs | 82,761 | 0
Proceeds from term loan | 0 | 15,000
Principal payments on debt and financing leases | (372) | (16)
Proceeds from stock option exercises | 574 | 558
Tax payments related to stock award issuances | (31) | (11)
Net cash provided by financing activities | 82,932 | 15,531
Effect of exchange rate changes on cash | (227) | 10
Net increase (decrease) in cash, cash equivalents, and restricted cash | 83,315 | (1,002)
Cash, cash equivalents, and restricted cash, beginning of period | 102,573 | 117,293
Cash, cash equivalents, and restricted cash, end of period | 185,888 | 116,291
Supplemental disclosures: |  |
Cash paid (received) for interest | 66 | (384)
Cash paid for income taxes | 241 | 605
Right-of-use assets obtained in exchange for lease liabilities | 6,699 | 7,566
Accrued purchases of property, equipment and patents | 1,698 | 744
Accrued offering costs | $ 406 | $ 0

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