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v3.23.3

Geographic Information (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Sep. 30, 2022 | Jun. 30, 2022 | Sep. 30, 2021 | Jun. 30, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Mar. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  | $ 0 | $ 0 |
Net loss | $ (5,096) | $ (4,575) | $ (4,757) | $ (8,683) | $ (13,779) | $ (13,363) | (21,198) | (18,457) |
Assets | $ 31,570 | $ 35,895 | $ 45,293 | $ 35,895 | $ 31,570 | $ 45,293 | 28,050 | 43,136 | $ 40,178
Long Lived Assets, net |  |  |  |  |  |  | 32 | 64 |
United Kingdom |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  | 0 | 0 |
Net loss |  |  |  |  |  |  | (19,215) | (16,833) |
Assets |  |  |  |  |  |  | 9,830 | 6,992 |
Long Lived Assets, net |  |  |  |  |  |  | 32 | 64 |
United States |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |
Net loss |  |  |  |  |  |  | (1,983) | (1,624) |
Assets |  |  |  |  |  |  | $ 18,220 | 36,144 |
Long Lived Assets, net |  |  |  |  |  |  |  | $ 0 |

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