v3.23.1
Leases (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Operating leases [Abstract]    
Operating leases right-of-use assets $ 2.2 $ 1.5
Current operating lease liabilities $ 0.5 $ 0.7
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Other current liabilities Other current liabilities
Non-current operating lease liabilities $ 1.7 $ 1.3
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Other Liabilities, Noncurrent Other Liabilities, Noncurrent
Components of Lease Cost [Abstract]    
Operating lease expense $ 7.9 $ 4.1
Short-term operating lease expense 0.0 0.0
Total operating lease expense 7.9 4.1
Sublease income $ 0.3 $ 2.4