Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v3.23.1
Income Taxes (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
Deferred tax assets, valuation allowance $ 76.1 $ 62.6
Federal income tax $ 178.6  
Net operating losses, description NOLs of $118.4 million generated prior to 2018 will begin to expire if unused in 2023. NOLs generated in 2018 and later years of $60.2 million have an indefinite life, but will be limited to 80% of their value if used in a tax year ending after January 1, 2023.  
State income tax $ 271.1  
Federal research and development tax credits 3.4  
Orphan drug credits $ 13.8