Balance Sheet Components (Tables)	12 Months Ended
	Dec. 31, 2021
Balance Sheet Components [Abstract]
Schedule Of Inventory	Year Ended December 31, 2021 2020Raw materials $ 2,010 $ —Work in process 1,371 —Finished goods 2,443 — Total inventory $ 5,824 $ —
Schedule Of Property And Equipment, Net	December 31, 2021 2020Leasehold improvements $ 2,519 $ 2,805Laboratory equipment 1,019 878Furniture, fixtures and equipment 932 517Software 202 128Construction in progress 186 66 4,858 4,394Less: Accumulated depreciation and amortization (2,396) (1,916) $ 2,462 $ 2,478
Schedule Of Intangible Assets, Net	December 31, 2021 2020Acquired patents and licenses $ 7,985 $ 7,985Less: Accumulated amortization (4,769) (4,103) $ 3,216 $ 3,882
Schedule Of Amortization Of Intangible Assets	Years ending December 31: 2022 $ 6652023 6652024 6652025 6652026 556 $ 3,216
Schedule Of Accrued Expenses	December 31, 2021 2020Compensation expense  $ 2,932 $ 3,324Controlled launch (Note 8) 534 —Director and officer liability insurance (Note 12) — 1,563Clinical trial fees and costs   245 188Professional fees   85 87Warranty 80 —Other   513 164   $ 4,389 $ 5,326