CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities:
Net Income (Loss)	$ (29,802)	$ (41,746)
Adjustments to reconcile net loss to net cash used in operating activities:
Accretion of discount on investments	(936)	(424)
Amortization of right of use assets	746	755
Impairment of right of use assets		724
Changes in fair value of the warrants	(16,106)
Depreciation expense	538	858
Stock-based compensation including ESPP	4,704	6,860
Changes in operating assets and liabilities:
Other assets	342	4,251
Accounts payable	4,302	(1,496)
Accrued liabilities	(4,778)	(2,202)
Operating lease liabilities	(1,267)	(1,184)
Deferred revenue from collaborations	(84)	(4,640)
Deferred revenue from customers	102	2,241
Net cash and cash equivalents used in operating activities	(42,239)	(36,003)
Activities in available-for-sale investments:
Maturities of short-term investments	40,000	45,000
Purchase of short-term investments	(88,573)	(10)
Purchases of property and equipment	(76)	7
Net cash and cash equivalents (used in) provided by investing activities	(48,649)	44,997
Cash flows from financing activities:
Payments on finance lease	(35)	(71)
Proceeds from the ESPP purchase	297	461
Proceeds from the exercise of common stock option		23
Net cash and cash equivalents provided by financing activities	262	413
Net (decrease) increase in cash, cash equivalents, and restricted cash	(90,626)	9,407
Cash, cash equivalents, and restricted cash, beginning of period	135,774	81,463
Cash, cash equivalents, and restricted cash, end of period	45,148	90,870
Reconciliation to amounts on the Consolidated Balance Sheet:
Cash and cash equivalents	45,078	90,828
Restricted cash	70	42
Cash, cash equivalents, and restricted cash, end of period	45,148	90,870
Supplemental disclosures of noncash financing and investing activities:
Mark to market adjustment for available-for-sale investments	(51)	96
Acquisition of right of use asset through operating lease obligation		1,094
Vesting of early exercised options	$ 0	$ 41