Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Narrative)

v3.23.1
Income Taxes (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Operating Loss Carryforwards [Line Items]    
Changes in valuation allowance $ 7,500 $ 2,400
Unrecognized Tax Benefits 0 $ 0
California Franchise Tax Board [Member]    
Operating Loss Carryforwards [Line Items]    
Operating Loss Carryforwards $ 115,200  
Operating Loss Carry Forwards Expiration Year 2042  
Domestic Tax Authority [Member]    
Operating Loss Carryforwards [Line Items]    
Operating Loss Carryforwards $ 183,000  
Operating Loss Carry Forwards Expiration Year 2037  
Operating Loss Carry forwards Not Subject To Expiration $ 54,300  
Operating Loss Carryforwards, Limitations on Use Percentage 80.00%  
Domestic Tax Authority [Member] | Research Tax Credit Carryforward [Member]    
Operating Loss Carryforwards [Line Items]    
Operating Loss Carryforwards $ 6,800  
Operating Loss Carry Forwards Expiration Year 2042  
State and Local Jurisdiction [Member] | Research Tax Credit Carryforward [Member]    
Operating Loss Carryforwards [Line Items]    
Tax Credit Carryforward, Amount $ 9,200