Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 2)

v3.23.1
Income Taxes (Details 2) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Income Taxes    
Tax benefit at US federal statutory rates $ (1.6) $ (1.7)
Tax benefit at state statutory rates (0.4) (0.2)
Other (0.4) 0.0
Tax benefit from federal and state R&D tax credits 0.0 0.0
Increase in valuation allowance 2.4 1.9
Total provision for income tax benefit $ 0.0 $ 0.0