v3.21.1
Consolidated Statements Of Cash Flows (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Cash Flows from Operating Activities:    
Net loss $ (6,901) $ (6,006)
Adjustments to reconcile net loss to net cash and cash equivalents used in operating activities:    
Depreciation and amortization 85 177
Provision for bad debts (106) 987
Provision for sales returns 90  
Inventory write-offs and disposals (20) 10
Amortization of discounts on lines of credit 42 46
Amortization of debt issuance costs 95 50
Patent litigation mark-to-market 89  
Stock-based compensation 928 719
Deferred income taxes   (32)
Changes in operating assets and liabilities:    
Accounts receivable (193) 3,024
Inventory (700) (1,207)
Prepaid expenses and other current assets 558 (142)
Accounts payable and accrued liabilities (488) (1,541)
Deferred revenue 22 (219)
Net cash and cash equivalents used in operating activities (6,499) (4,134)
Cash Flows from Investing Activities:    
Purchases of property, plant, and equipment (8) (9)
Net cash and cash equivalents used in investing activities (8) (9)
Cash Flows from Financing Activities:    
Proceeds from the issuance of common stock, net of offering costs 13,292  
Payments of equity offering costs (6) (117)
Proceeds from the exercise of common stock warrants 16,539  
Net cash and cash equivalents provided by (used in) financing activities 29,825 (117)
Effect of exchange rate changes (148) (18)
Increase (decrease) in cash, cash equivalents and restricted cash 23,170 (4,278)
Cash, cash equivalents and restricted cash, beginning of period 17,876 6,101
Cash, cash equivalents and restricted cash, end of period 41,046 1,823
Supplemental cash flow disclosure:    
Cash paid for interest 448 485
Cash received for interest 14  
Cash paid for income taxes 10 28
Cash paid for operating leases 66 192
Non-cash accrual for capital expenditures   $ 7
Non-cash settlement of liability $ 510  

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