Summary of Significant Accounting Policies (Details) - USD ($)
$ in Millions
4 Months Ended 12 Months Ended
May 15, 2021
Dec. 31, 2021
Dec. 31, 2020
Impairment Losses $ 0.0   $ 0.0
Research And Development Capitalized Non Refundable Advance Payment   $ 0.0  
Research and development capitalized refundable advance payment     0.0
Income Tax Penalties AndI nterest Accrued   0.0 0.0
Accounts receivable, Allowance for credit loss, Current   $ 0.5 $ 0.2