XML 21 R6.htm IDEA: XBRL DOCUMENT v3.23.1
Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Operating activities    
Net loss $ (87,966,000) $ (34,506,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Amortization of operating lease asset 373,000 195,000
Impairment charge 48,648,000 0
Stock-based compensation 8,153,000 7,904,000
Deferred income taxes   (2,354,000)
Changes in operating assets and liabilities:    
Prepaid expenses and other assets 654,000 (2,095,000)
Accounts payable and accrued expenses 2,081,000 2,143,000
Operating lease liability (367,000) (200,000)
Net cash used in operating activities (28,424,000) (28,913,000)
Financing activities    
Proceeds from exercise of stock options   1,000
Payment of offering costs in connection with PIPE transaction   (450,000)
Net cash used in financing activities   (449,000)
Net change in cash and cash equivalents (28,424,000) (29,362,000)
Cash and cash equivalents at beginning of year 84,833,000 114,195,000
Cash and cash equivalents at end of year 56,409,000 84,833,000
Supplemental disclosure of non-cash investing and financing activities    
Increase in operating lease asset and liability due to new and modified operating leases 344,000 825,000
Common stock exchange for warrants   $ 1,000
Common stock exchanged for X1 non-voting convertible preferred stock $ 1,000