v3.22.2.2
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Cash flows from operating activities:          
Net loss $ (11,806) $ (11,273) $ (36,546) $ (31,189)  
Adjustments to reconcile net loss to net cash used in operating activities:          
Depreciation of property, plant, and equipment 300 300 891 928  
Amortization of intangible and leased assets     2,141 877  
Bad debt and other non-cash receivables adjustments     120 47  
Term loan discount amortization and interest accretion on debt     213 0  
Impairment of lease asset     (27) 0  
Share-based compensation expense 565 365 1,741 948  
PPP loan forgiveness gain     0 (161)  
Changes in operating assets and liabilities:          
Accounts receivable     (1,193) 398  
Inventory     (3,354) (2,511)  
Prepaid expenses and other current assets     (672) 772  
Accounts payable, accrued expenses and other liabilities     (137) 2,180  
Deferred revenue     (13) 42  
Operating lease liability due to cash payments     (447) (505)  
Net cash used in operating activities     (37,283) (28,174)  
Cash flows from investing activities:          
Purchase of property, plant and equipment     (804) (680)  
Payment of security deposits     (5) (45)  
Purchase of intangible and other assets     (1,088) (1,544)  
Net cash used in investing activities     (1,897) (2,269)  
Cash flows from financing activities:          
Proceeds from issuance of common shares, net     46,961 0  
Proceeds from issuance of common shares upon exercise of options and warrants     0 392  
Proceeds from issuance of common shares upon exercise of employee stock purchase plan     77 0  
Proceeds from debt     0 10,000  
Payment of debt issuance costs     0 (624)  
Repayment of debt     0 (1,000)  
Payments on finance lease obligations     (75) (46)  
Net cash provided by financing activities     46,963 8,722  
Net increase (decrease) in cash, cash equivalents and restricted cash     7,783 (21,721)  
Cash, cash equivalents and restricted cash at beginning of period     20,089 57,996 $ 57,996
Cash, cash equivalents and restricted cash at end of period $ 27,872 $ 36,275 27,872 36,275 $ 20,089
Supplemental cash flow information:          
Cash paid for interest     603 125  
Supplemental noncash investing and financing activities:          
Inventory transferred to property, plant and equipment     869 1,075  
Property, plant and equipment transferred to intangible assets     0 46  
Purchase of property, plant and equipment in accounts payable     21 56  
Purchase of intangible assets in accounts payable     0 398  
Fair value of warrants issued upon closing of private placement     9,775 0  
Lease liabilities arising from obtaining right of use assets:          
Operating leases     206 2,177  
Finance leases     $ 73 $ 97