Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements Of Cash Flows (Unaudited)

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Consolidated Statements Of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Cash Flows from Operating Activities:    
Net loss $ (6,006) $ (4,900)
Adjustments to reconcile net loss to net cash and cash equivalents used in operating activities:    
Depreciation and amortization 177 258
Provision for bad debts 987 19
Amortization of discounts on lines of credit 46 38
Amortization of debt issuance costs 50 49
Stock-based compensation 719 757
Deferred income taxes (32) (5)
Earned interest income, net   (1)
Change in fair value of patent litigation settlement liability   190
Changes in operating assets and liabilities:    
Accounts receivable 3,024 (650)
Inventory (1,197) 225
Prepaid expenses and other current assets (142) 463
Accounts payable and accrued liabilities (1,541) (1,514)
Deferred revenue (219) 37
Net cash and cash equivalents used in operating activities (4,134) (5,034)
Cash Flows from Investing Activities:    
Purchases of property, plant, and equipment (9) (8)
Net cash and cash equivalents used in investing activities (9) (8)
Cash Flows from Financing Activities:    
Payments of equity offering costs (117)  
Proceeds from exercise of stock options   3
Net cash and cash equivalents (used in) provided by financing activities (117) 3
Effect of exchange rate changes (18) (49)
Decrease in cash, cash equivalents and restricted cash (4,278) (5,088)
Cash, cash equivalents and restricted cash, beginning of period 6,101 8,356
Cash, cash equivalents and restricted cash, end of period 1,823 3,268
Supplemental cash flow disclosure:    
Cash paid for interest 485 430
Cash paid for income taxes 28 31
Cash paid for operating leases 192 189
Non-cash accrual for capital expenditures $ 7 24
Non-cash right-of-use assets obtained in exchange for lease obligation   $ 824