Balance Sheet Components (Details) - Schedule of accrued liabilities - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule of accrued liabilities [Abstract]
Accrued labor costs	$ 691
Accrued drug development costs	369
Other	152	168
Total	$ 1,212	$ 168

Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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