v3.26.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Operating activities    
Net loss $ (12,233) $ (12,640)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 634 881
Foreign exchange loss (gain) 2,544 (3,365)
Share-based compensation expense 344 3,436
Changes in operating assets and liabilities:    
Income tax receivable (14) 0
Accrued interest receivable 83 220
Prepaid expenses and other current assets (298) (281)
Accounts payable (432) (795)
Accrued expenses (4,071) (222)
Income tax payable (41) 57
Net cash used in operating activities (13,484) (12,709)
Investing activities    
Purchase of property and equipment 0 (145)
Permit refund of construction in progress 5 0
Net cash provided by (used in) investing activities 5 (145)
Financing activities    
Net cash used in financing activities 0 (10,250)
Effect of foreign exchange rate on cash and cash equivalents    
Effect of foreign exchange rate on cash and cash equivalents (2,544) 3,365
Net change in cash and cash equivalents (16,023) (19,739)
Cash and cash equivalents, beginning of period 125,551 172,677
Accrued purchases of property and equipment 3 3
Cash paid for interest 0 486
Cash and cash equivalents, end of period 109,528 152,938
Accrued purchases of property and equipment 3 3
Cash paid for interest 0 486
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations 109,528 152,938
Accrued purchases of property and equipment 3 3
Cash paid for interest 0 486
Related Party [Member]    
Financing activities    
Payment on from convertible loan, related party 0 (10,000)
Nonrelated Party [Member]    
Financing activities    
Payment on from convertible loan, related party $ 0 $ (250)