XML 19 R6.htm IDEA: XBRL DOCUMENT v3.23.1
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Cash flows from operating activities:    
Net loss $ (9,000) $ (9,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock option compensation expense 1,661 2,271
Depreciation expense 30 31
Non-cash lease expense 100 97
Amortization of debt discount 194 194
Interest expense accrued related to convertible notes 27 40
Changes in assets and liabilities:    
Decrease in prepaid expenses and other assets 14 39
Increase in accounts receivable (92) (134)
Increase in inventories (339) (599)
Increase in accounts payable and accrued expenses 3,221 953
Decrease in other liabilities, non current (80) (97)
Decrease in deferred revenue 0 (170)
Net cash used in operating activities (4,264) (6,375)
Cash flows from investing activities:    
Purchase of property, plant and equipment 0 (89)
Net cash used in investing activities 0 (89)
Cash flows from financing activities:    
Net proceeds from private placement 22,960 0
Proceeds from the issuance of common stock relating to the employee stock purchase plan 47 0
Repayment of debt (6,313) 0
Net cash provided by financing activities 16,694 0
Foreign currency effects on cash 20 2
Net increase (decrease) in total cash 12,450 (6,462)
Total Cash, Cash Equivalents and Restricted Cash:    
Beginning of period 11,822 26,953
End of period 24,272 20,491
Cash, Cash Equivalents and Restricted Cash consisted of the following:    
Cash 24,222 16,340
Restricted Cash 50 4,151
Total 24,272 20,491
Supplemental Disclosure of Cash Flow Information:    
Interest expense $ 491 $ 411